./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-15/cstrncpy_diffterm_alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-15/cstrncpy_diffterm_alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg --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 29a0de6b7697865a37e60a82150f204059592b57f74fd0ca1d5024446fc510b4 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 08:57:48,264 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 08:57:48,267 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 08:57:48,338 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 08:57:48,339 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 08:57:48,344 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 08:57:48,347 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 08:57:48,352 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 08:57:48,355 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 08:57:48,362 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 08:57:48,364 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 08:57:48,366 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 08:57:48,366 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 08:57:48,370 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 08:57:48,372 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 08:57:48,382 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 08:57:48,384 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 08:57:48,386 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 08:57:48,389 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 08:57:48,398 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 08:57:48,401 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 08:57:48,403 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 08:57:48,407 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 08:57:48,409 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 08:57:48,420 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 08:57:48,421 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 08:57:48,421 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 08:57:48,424 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 08:57:48,425 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 08:57:48,427 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 08:57:48,427 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 08:57:48,428 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 08:57:48,431 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 08:57:48,432 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 08:57:48,434 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 08:57:48,435 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 08:57:48,436 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 08:57:48,436 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 08:57:48,437 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 08:57:48,438 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 08:57:48,439 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 08:57:48,440 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-28 08:57:48,502 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 08:57:48,504 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 08:57:48,505 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 08:57:48,505 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 08:57:48,507 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 08:57:48,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 08:57:48,508 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 08:57:48,508 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 08:57:48,508 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 08:57:48,508 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 08:57:48,510 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 08:57:48,510 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 08:57:48,510 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 08:57:48,511 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 08:57:48,511 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 08:57:48,511 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 08:57:48,512 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 08:57:48,512 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 08:57:48,512 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 08:57:48,512 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 08:57:48,513 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 08:57:48,513 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 08:57:48,513 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 08:57:48,513 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 08:57:48,514 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 08:57:48,514 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 08:57:48,514 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 08:57:48,515 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 08:57:48,515 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 08:57:48,516 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 08:57:48,516 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_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29a0de6b7697865a37e60a82150f204059592b57f74fd0ca1d5024446fc510b4 [2021-10-28 08:57:48,867 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 08:57:48,905 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 08:57:48,908 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 08:57:48,910 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 08:57:48,911 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 08:57:48,912 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/termination-15/cstrncpy_diffterm_alloca.i [2021-10-28 08:57:49,035 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/data/04e66d939/c6693aca4ce34fd6990a779f5a9b4387/FLAGa2f138484 [2021-10-28 08:57:49,681 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 08:57:49,682 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/sv-benchmarks/c/termination-15/cstrncpy_diffterm_alloca.i [2021-10-28 08:57:49,701 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/data/04e66d939/c6693aca4ce34fd6990a779f5a9b4387/FLAGa2f138484 [2021-10-28 08:57:49,981 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/data/04e66d939/c6693aca4ce34fd6990a779f5a9b4387 [2021-10-28 08:57:49,984 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 08:57:49,986 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 08:57:49,989 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 08:57:49,990 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 08:57:49,994 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 08:57:49,995 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:57:49" (1/1) ... [2021-10-28 08:57:49,998 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e1ee9dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:57:49, skipping insertion in model container [2021-10-28 08:57:49,998 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:57:49" (1/1) ... [2021-10-28 08:57:50,007 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 08:57:50,076 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 08:57:50,566 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 08:57:50,580 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 08:57:50,634 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 08:57:50,677 INFO L208 MainTranslator]: Completed translation [2021-10-28 08:57:50,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:57:50 WrapperNode [2021-10-28 08:57:50,677 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 08:57:50,678 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 08:57:50,678 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 08:57:50,679 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 08:57:50,686 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:57:50" (1/1) ... [2021-10-28 08:57:50,699 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:57:50" (1/1) ... [2021-10-28 08:57:50,723 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 08:57:50,724 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 08:57:50,724 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 08:57:50,724 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 08:57:50,734 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:57:50" (1/1) ... [2021-10-28 08:57:50,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:57:50" (1/1) ... [2021-10-28 08:57:50,737 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:57:50" (1/1) ... [2021-10-28 08:57:50,737 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:57:50" (1/1) ... [2021-10-28 08:57:50,745 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:57:50" (1/1) ... [2021-10-28 08:57:50,750 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:57:50" (1/1) ... [2021-10-28 08:57:50,752 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:57:50" (1/1) ... [2021-10-28 08:57:50,755 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 08:57:50,756 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 08:57:50,756 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 08:57:50,756 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 08:57:50,757 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:57:50" (1/1) ... [2021-10-28 08:57:50,767 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:50,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:50,795 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:50,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 08:57:50,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 08:57:50,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 08:57:50,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 08:57:50,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 08:57:50,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 08:57:50,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 08:57:51,092 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 08:57:51,092 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-10-28 08:57:51,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:57:51 BoogieIcfgContainer [2021-10-28 08:57:51,095 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 08:57:51,096 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 08:57:51,096 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 08:57:51,105 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 08:57:51,106 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 08:57:51,107 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 08:57:49" (1/3) ... [2021-10-28 08:57:51,110 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@54aed06f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 08:57:51, skipping insertion in model container [2021-10-28 08:57:51,110 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 08:57:51,111 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:57:50" (2/3) ... [2021-10-28 08:57:51,111 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@54aed06f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 08:57:51, skipping insertion in model container [2021-10-28 08:57:51,111 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 08:57:51,112 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:57:51" (3/3) ... [2021-10-28 08:57:51,113 INFO L389 chiAutomizerObserver]: Analyzing ICFG cstrncpy_diffterm_alloca.i [2021-10-28 08:57:51,225 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 08:57:51,225 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 08:57:51,225 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 08:57:51,225 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 08:57:51,226 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 08:57:51,226 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 08:57:51,226 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 08:57:51,226 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 08:57:51,243 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 14 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:57:51,274 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2021-10-28 08:57:51,275 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 08:57:51,275 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 08:57:51,282 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-10-28 08:57:51,283 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-28 08:57:51,283 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 08:57:51,283 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 14 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:57:51,287 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2021-10-28 08:57:51,287 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 08:57:51,287 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 08:57:51,289 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-10-28 08:57:51,290 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-28 08:57:51,302 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 10#L-1true havoc main_#res;havoc main_#t~nondet211, main_#t~nondet212, main_#t~malloc213.base, main_#t~malloc213.offset, main_#t~malloc214.base, main_#t~malloc214.offset, main_#t~ret215.base, main_#t~ret215.offset, main_~length~0, main_~n~0, main_~nondetArea~0.base, main_~nondetArea~0.offset, main_~nondetString~0.base, main_~nondetString~0.offset;main_~length~0 := main_#t~nondet211;havoc main_#t~nondet211;main_~n~0 := main_#t~nondet212;havoc main_#t~nondet212; 11#L385true assume !(main_~length~0 < 1); 7#L385-2true assume !(main_~n~0 < 1); 6#L388-1true call main_#t~malloc213.base, main_#t~malloc213.offset := #Ultimate.allocOnStack(main_~n~0);main_~nondetArea~0.base, main_~nondetArea~0.offset := main_#t~malloc213.base, main_#t~malloc213.offset;call main_#t~malloc214.base, main_#t~malloc214.offset := #Ultimate.allocOnStack(main_~length~0);main_~nondetString~0.base, main_~nondetString~0.offset := main_#t~malloc214.base, main_#t~malloc214.offset;call write~int(49, main_~nondetString~0.base, main_~nondetString~0.offset + (main_~length~0 - 1), 1);cstrncpy_#in~s1.base, cstrncpy_#in~s1.offset, cstrncpy_#in~s2.base, cstrncpy_#in~s2.offset, cstrncpy_#in~n := main_~nondetArea~0.base, main_~nondetArea~0.offset, main_~nondetString~0.base, main_~nondetString~0.offset, main_~n~0;havoc cstrncpy_#res.base, cstrncpy_#res.offset;havoc cstrncpy_#t~post205, cstrncpy_#t~post206.base, cstrncpy_#t~post206.offset, cstrncpy_#t~post207.base, cstrncpy_#t~post207.offset, cstrncpy_#t~mem208, cstrncpy_#t~post210.base, cstrncpy_#t~post210.offset, cstrncpy_#t~post209, cstrncpy_~s1.base, cstrncpy_~s1.offset, cstrncpy_~s2.base, cstrncpy_~s2.offset, cstrncpy_~n, cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset, cstrncpy_~src~0.base, cstrncpy_~src~0.offset, cstrncpy_~us~0.base, cstrncpy_~us~0.offset, cstrncpy_~n2~0;cstrncpy_~s1.base, cstrncpy_~s1.offset := cstrncpy_#in~s1.base, cstrncpy_#in~s1.offset;cstrncpy_~s2.base, cstrncpy_~s2.offset := cstrncpy_#in~s2.base, cstrncpy_#in~s2.offset;cstrncpy_~n := cstrncpy_#in~n;cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset := cstrncpy_~s1.base, cstrncpy_~s1.offset;cstrncpy_~src~0.base, cstrncpy_~src~0.offset := cstrncpy_~s2.base, cstrncpy_~s2.offset;havoc cstrncpy_~us~0.base, cstrncpy_~us~0.offset;havoc cstrncpy_~n2~0; 15#L370-2true [2021-10-28 08:57:51,303 INFO L793 eck$LassoCheckResult]: Loop: 15#L370-2true assume !!(cstrncpy_~n > 0);cstrncpy_#t~post205 := cstrncpy_~n;cstrncpy_~n := cstrncpy_#t~post205 - 1;havoc cstrncpy_#t~post205;cstrncpy_#t~post206.base, cstrncpy_#t~post206.offset := cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset;cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset := cstrncpy_#t~post206.base, 1 + cstrncpy_#t~post206.offset;cstrncpy_#t~post207.base, cstrncpy_#t~post207.offset := cstrncpy_~src~0.base, cstrncpy_~src~0.offset;cstrncpy_~src~0.base, cstrncpy_~src~0.offset := cstrncpy_#t~post207.base, 1 + cstrncpy_#t~post207.offset;call cstrncpy_#t~mem208 := read~int(cstrncpy_#t~post207.base, cstrncpy_#t~post207.offset, 1);call write~int(cstrncpy_#t~mem208, cstrncpy_#t~post206.base, cstrncpy_#t~post206.offset, 1); 14#L372true assume !(49 == cstrncpy_#t~mem208);havoc cstrncpy_#t~post206.base, cstrncpy_#t~post206.offset;havoc cstrncpy_#t~post207.base, cstrncpy_#t~post207.offset;havoc cstrncpy_#t~mem208; 15#L370-2true [2021-10-28 08:57:51,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:57:51,310 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 1 times [2021-10-28 08:57:51,320 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:57:51,321 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1871009724] [2021-10-28 08:57:51,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:57:51,322 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:57:51,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:57:51,435 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:57:51,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:57:51,500 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:57:51,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:57:51,503 INFO L85 PathProgramCache]: Analyzing trace with hash 1747, now seen corresponding path program 1 times [2021-10-28 08:57:51,504 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:57:51,504 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068373750] [2021-10-28 08:57:51,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:57:51,505 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:57:51,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:57:51,520 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:57:51,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:57:51,536 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:57:51,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:57:51,538 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935768, now seen corresponding path program 1 times [2021-10-28 08:57:51,539 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:57:51,539 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208205059] [2021-10-28 08:57:51,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:57:51,540 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:57:51,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:57:51,598 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:57:51,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:57:51,654 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:57:52,917 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 08:57:52,918 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 08:57:52,918 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 08:57:52,918 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 08:57:52,918 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 08:57:52,918 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:52,919 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 08:57:52,919 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 08:57:52,919 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrncpy_diffterm_alloca.i_Iteration1_Lasso [2021-10-28 08:57:52,919 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 08:57:52,919 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 08:57:52,964 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:52,971 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:52,974 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:52,976 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:52,982 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:52,985 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:52,987 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:52,989 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:52,993 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:52,996 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:52,999 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:53,002 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:53,005 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:53,008 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:53,012 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:53,015 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:53,018 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:53,020 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:53,024 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:53,606 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:53,615 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:53,618 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:54,236 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 08:57:54,242 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 08:57:54,244 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:54,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:54,246 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:54,261 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:57:54,273 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:57:54,273 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:57:54,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:57:54,274 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:57:54,274 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:57:54,277 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:57:54,277 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:57:54,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-28 08:57:54,293 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:57:54,338 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-28 08:57:54,338 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:54,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:54,340 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:54,347 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:57:54,360 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:57:54,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:57:54,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:57:54,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:57:54,361 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:57:54,363 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:57:54,363 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:57:54,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-28 08:57:54,385 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:57:54,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-28 08:57:54,429 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:54,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:54,431 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:54,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-28 08:57:54,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:57:54,449 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:57:54,449 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:57:54,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:57:54,450 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:57:54,450 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:57:54,451 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:57:54,451 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:57:54,469 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:57:54,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-28 08:57:54,511 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:54,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:54,513 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:54,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:57:54,531 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:57:54,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:57:54,531 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:57:54,531 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:57:54,538 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:57:54,539 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:57:54,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-28 08:57:54,543 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:57:54,584 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-28 08:57:54,584 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:54,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:54,586 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:54,592 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:57:54,602 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:57:54,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:57:54,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:57:54,603 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:57:54,606 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:57:54,606 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:57:54,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-28 08:57:54,633 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:57:54,658 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-28 08:57:54,658 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:54,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:54,660 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:54,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-28 08:57:54,662 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:57:54,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:57:54,671 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:57:54,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:57:54,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:57:54,672 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:57:54,673 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:57:54,673 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:57:54,697 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:57:54,738 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-28 08:57:54,738 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:54,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:54,739 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:54,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-28 08:57:54,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:57:54,756 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:57:54,756 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:57:54,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:57:54,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:57:54,757 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:57:54,758 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:57:54,758 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:57:54,785 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:57:54,818 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-28 08:57:54,818 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:54,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:54,820 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:54,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-28 08:57:54,829 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:57:54,838 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:57:54,838 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:57:54,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:57:54,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:57:54,838 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:57:54,840 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:57:54,840 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:57:54,853 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:57:54,894 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-28 08:57:54,894 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:54,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:54,909 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:54,916 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:57:54,926 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:57:54,927 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:57:54,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:57:54,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:57:54,927 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:57:54,928 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:57:54,928 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:57:54,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-28 08:57:54,949 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:57:54,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-28 08:57:54,988 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:54,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:54,989 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:54,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-28 08:57:54,994 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:57:55,002 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:57:55,002 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:57:55,003 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:57:55,003 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:57:55,003 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:57:55,003 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:57:55,004 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:57:55,016 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:57:55,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-28 08:57:55,041 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:55,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:55,042 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:55,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-28 08:57:55,046 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:57:55,054 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:57:55,054 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:57:55,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:57:55,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:57:55,054 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:57:55,055 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:57:55,055 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:57:55,064 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:57:55,090 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-28 08:57:55,091 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:55,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:55,092 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:55,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-28 08:57:55,097 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:57:55,106 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:57:55,106 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:57:55,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:57:55,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:57:55,107 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:57:55,108 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:57:55,109 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:57:55,110 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:57:55,133 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-10-28 08:57:55,134 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:55,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:55,135 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:55,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-28 08:57:55,139 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:57:55,148 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:57:55,148 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:57:55,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:57:55,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:57:55,148 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:57:55,149 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:57:55,149 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:57:55,151 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:57:55,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-28 08:57:55,175 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:55,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:55,176 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:55,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-28 08:57:55,179 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:57:55,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:57:55,189 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:57:55,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:57:55,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:57:55,189 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:57:55,190 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:57:55,190 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:57:55,216 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:57:55,241 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-28 08:57:55,241 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:55,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:55,242 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:55,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-28 08:57:55,244 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:57:55,256 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:57:55,256 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:57:55,256 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:57:55,256 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:57:55,256 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:57:55,257 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:57:55,257 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:57:55,260 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:57:55,282 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-28 08:57:55,283 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:55,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:55,284 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:55,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-28 08:57:55,289 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:57:55,299 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:57:55,300 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:57:55,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:57:55,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:57:55,300 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:57:55,301 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:57:55,301 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:57:55,302 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:57:55,326 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2021-10-28 08:57:55,326 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:55,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:55,328 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:55,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-28 08:57:55,329 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:57:55,338 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:57:55,339 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:57:55,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:57:55,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:57:55,339 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:57:55,340 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:57:55,340 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:57:55,344 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:57:55,368 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-28 08:57:55,368 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:55,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:55,369 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:55,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-28 08:57:55,372 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:57:55,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:57:55,381 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:57:55,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:57:55,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:57:55,381 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:57:55,382 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:57:55,382 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:57:55,393 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:57:55,419 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-28 08:57:55,419 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:55,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:55,420 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:55,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-28 08:57:55,426 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:57:55,435 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:57:55,435 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:57:55,435 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:57:55,435 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:57:55,435 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:57:55,436 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:57:55,436 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:57:55,437 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:57:55,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-28 08:57:55,461 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:55,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:55,462 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:55,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-28 08:57:55,464 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:57:55,474 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:57:55,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:57:55,474 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:57:55,474 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:57:55,477 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:57:55,477 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:57:55,501 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:57:55,524 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2021-10-28 08:57:55,524 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:55,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:55,529 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:55,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-28 08:57:55,532 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:57:55,540 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:57:55,540 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:57:55,540 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:57:55,540 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:57:55,559 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:57:55,559 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:57:55,585 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:57:55,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-28 08:57:55,627 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:55,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:55,628 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:55,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:57:55,644 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:57:55,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:57:55,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:57:55,645 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:57:55,650 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:57:55,650 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:57:55,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-28 08:57:55,665 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:57:55,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-10-28 08:57:55,704 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:55,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:55,709 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:55,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-28 08:57:55,712 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:57:55,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:57:55,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:57:55,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:57:55,722 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:57:55,727 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:57:55,727 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:57:55,737 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:57:55,761 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-10-28 08:57:55,761 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:55,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:55,762 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:55,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-28 08:57:55,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:57:55,772 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:57:55,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:57:55,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:57:55,772 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:57:55,778 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:57:55,778 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:57:55,801 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:57:55,842 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-10-28 08:57:55,843 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:55,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:55,844 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:55,850 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:57:55,861 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:57:55,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:57:55,862 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:57:55,862 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:57:55,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-28 08:57:55,880 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:57:55,880 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:57:55,913 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 08:57:55,984 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2021-10-28 08:57:55,984 INFO L444 ModelExtractionUtils]: 12 out of 46 variables were initially zero. Simplification set additionally 32 variables to zero. [2021-10-28 08:57:55,986 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:55,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:56,006 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:56,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-28 08:57:56,069 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 08:57:56,098 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-28 08:57:56,098 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 08:57:56,099 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrncpy_~n) = 1*ULTIMATE.start_cstrncpy_~n Supporting invariants [] [2021-10-28 08:57:56,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-10-28 08:57:56,196 INFO L297 tatePredicateManager]: 13 out of 13 supporting invariants were superfluous and have been removed [2021-10-28 08:57:56,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:57:56,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:57:56,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 08:57:56,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 08:57:56,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:57:56,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 08:57:56,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 08:57:56,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:57:56,385 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 [2021-10-28 08:57:56,388 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 14 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:57:56,448 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 14 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 30 states and 40 transitions. Complement of second has 5 states. [2021-10-28 08:57:56,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-28 08:57:56,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:57:56,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 27 transitions. [2021-10-28 08:57:56,454 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 5 letters. Loop has 2 letters. [2021-10-28 08:57:56,456 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 08:57:56,456 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 7 letters. Loop has 2 letters. [2021-10-28 08:57:56,456 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 08:57:56,456 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 5 letters. Loop has 4 letters. [2021-10-28 08:57:56,457 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 08:57:56,458 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 40 transitions. [2021-10-28 08:57:56,467 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-28 08:57:56,474 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 11 states and 14 transitions. [2021-10-28 08:57:56,475 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2021-10-28 08:57:56,476 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2021-10-28 08:57:56,476 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 14 transitions. [2021-10-28 08:57:56,477 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 08:57:56,477 INFO L681 BuchiCegarLoop]: Abstraction has 11 states and 14 transitions. [2021-10-28 08:57:56,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states and 14 transitions. [2021-10-28 08:57:56,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 10. [2021-10-28 08:57:56,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:57:56,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 13 transitions. [2021-10-28 08:57:56,505 INFO L704 BuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2021-10-28 08:57:56,505 INFO L587 BuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2021-10-28 08:57:56,505 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-28 08:57:56,505 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 13 transitions. [2021-10-28 08:57:56,506 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-28 08:57:56,506 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 08:57:56,506 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 08:57:56,507 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:57:56,507 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-28 08:57:56,507 INFO L791 eck$LassoCheckResult]: Stem: 141#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 142#L-1 havoc main_#res;havoc main_#t~nondet211, main_#t~nondet212, main_#t~malloc213.base, main_#t~malloc213.offset, main_#t~malloc214.base, main_#t~malloc214.offset, main_#t~ret215.base, main_#t~ret215.offset, main_~length~0, main_~n~0, main_~nondetArea~0.base, main_~nondetArea~0.offset, main_~nondetString~0.base, main_~nondetString~0.offset;main_~length~0 := main_#t~nondet211;havoc main_#t~nondet211;main_~n~0 := main_#t~nondet212;havoc main_#t~nondet212; 148#L385 assume !(main_~length~0 < 1); 147#L385-2 assume !(main_~n~0 < 1); 145#L388-1 call main_#t~malloc213.base, main_#t~malloc213.offset := #Ultimate.allocOnStack(main_~n~0);main_~nondetArea~0.base, main_~nondetArea~0.offset := main_#t~malloc213.base, main_#t~malloc213.offset;call main_#t~malloc214.base, main_#t~malloc214.offset := #Ultimate.allocOnStack(main_~length~0);main_~nondetString~0.base, main_~nondetString~0.offset := main_#t~malloc214.base, main_#t~malloc214.offset;call write~int(49, main_~nondetString~0.base, main_~nondetString~0.offset + (main_~length~0 - 1), 1);cstrncpy_#in~s1.base, cstrncpy_#in~s1.offset, cstrncpy_#in~s2.base, cstrncpy_#in~s2.offset, cstrncpy_#in~n := main_~nondetArea~0.base, main_~nondetArea~0.offset, main_~nondetString~0.base, main_~nondetString~0.offset, main_~n~0;havoc cstrncpy_#res.base, cstrncpy_#res.offset;havoc cstrncpy_#t~post205, cstrncpy_#t~post206.base, cstrncpy_#t~post206.offset, cstrncpy_#t~post207.base, cstrncpy_#t~post207.offset, cstrncpy_#t~mem208, cstrncpy_#t~post210.base, cstrncpy_#t~post210.offset, cstrncpy_#t~post209, cstrncpy_~s1.base, cstrncpy_~s1.offset, cstrncpy_~s2.base, cstrncpy_~s2.offset, cstrncpy_~n, cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset, cstrncpy_~src~0.base, cstrncpy_~src~0.offset, cstrncpy_~us~0.base, cstrncpy_~us~0.offset, cstrncpy_~n2~0;cstrncpy_~s1.base, cstrncpy_~s1.offset := cstrncpy_#in~s1.base, cstrncpy_#in~s1.offset;cstrncpy_~s2.base, cstrncpy_~s2.offset := cstrncpy_#in~s2.base, cstrncpy_#in~s2.offset;cstrncpy_~n := cstrncpy_#in~n;cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset := cstrncpy_~s1.base, cstrncpy_~s1.offset;cstrncpy_~src~0.base, cstrncpy_~src~0.offset := cstrncpy_~s2.base, cstrncpy_~s2.offset;havoc cstrncpy_~us~0.base, cstrncpy_~us~0.offset;havoc cstrncpy_~n2~0; 146#L370-2 assume !!(cstrncpy_~n > 0);cstrncpy_#t~post205 := cstrncpy_~n;cstrncpy_~n := cstrncpy_#t~post205 - 1;havoc cstrncpy_#t~post205;cstrncpy_#t~post206.base, cstrncpy_#t~post206.offset := cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset;cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset := cstrncpy_#t~post206.base, 1 + cstrncpy_#t~post206.offset;cstrncpy_#t~post207.base, cstrncpy_#t~post207.offset := cstrncpy_~src~0.base, cstrncpy_~src~0.offset;cstrncpy_~src~0.base, cstrncpy_~src~0.offset := cstrncpy_#t~post207.base, 1 + cstrncpy_#t~post207.offset;call cstrncpy_#t~mem208 := read~int(cstrncpy_#t~post207.base, cstrncpy_#t~post207.offset, 1);call write~int(cstrncpy_#t~mem208, cstrncpy_#t~post206.base, cstrncpy_#t~post206.offset, 1); 149#L372 assume 49 == cstrncpy_#t~mem208;havoc cstrncpy_#t~post206.base, cstrncpy_#t~post206.offset;havoc cstrncpy_#t~post207.base, cstrncpy_#t~post207.offset;havoc cstrncpy_#t~mem208;cstrncpy_~us~0.base, cstrncpy_~us~0.offset := cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset;cstrncpy_~n2~0 := cstrncpy_~n; 143#L375-3 [2021-10-28 08:57:56,507 INFO L793 eck$LassoCheckResult]: Loop: 143#L375-3 cstrncpy_#t~post209 := cstrncpy_~n2~0;cstrncpy_~n2~0 := cstrncpy_#t~post209 - 1; 144#L375-1 assume !!(0 != cstrncpy_#t~post209);havoc cstrncpy_#t~post209;cstrncpy_#t~post210.base, cstrncpy_#t~post210.offset := cstrncpy_~us~0.base, cstrncpy_~us~0.offset;cstrncpy_~us~0.base, cstrncpy_~us~0.offset := cstrncpy_#t~post210.base, 1 + cstrncpy_#t~post210.offset;call write~int(49, cstrncpy_#t~post210.base, cstrncpy_#t~post210.offset, 1);havoc cstrncpy_#t~post210.base, cstrncpy_#t~post210.offset; 143#L375-3 [2021-10-28 08:57:56,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:57:56,508 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935753, now seen corresponding path program 1 times [2021-10-28 08:57:56,508 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:57:56,508 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942502159] [2021-10-28 08:57:56,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:57:56,509 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:57:56,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:57:56,538 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:57:56,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:57:56,571 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:57:56,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:57:56,572 INFO L85 PathProgramCache]: Analyzing trace with hash 1990, now seen corresponding path program 1 times [2021-10-28 08:57:56,573 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:57:56,573 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488057856] [2021-10-28 08:57:56,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:57:56,573 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:57:56,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:57:56,580 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:57:56,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:57:56,587 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:57:56,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:57:56,588 INFO L85 PathProgramCache]: Analyzing trace with hash 1298472078, now seen corresponding path program 1 times [2021-10-28 08:57:56,589 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:57:56,589 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822129382] [2021-10-28 08:57:56,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:57:56,589 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:57:56,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:57:56,616 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:57:56,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:57:56,659 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:57:56,842 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-10-28 08:57:57,891 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 08:57:57,892 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 08:57:57,892 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 08:57:57,892 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 08:57:57,892 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 08:57:57,892 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:57,892 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 08:57:57,892 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 08:57:57,892 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrncpy_diffterm_alloca.i_Iteration2_Lasso [2021-10-28 08:57:57,892 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 08:57:57,892 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 08:57:57,898 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:57,906 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:57,908 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:57,912 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:57,914 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:57,917 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:58,438 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:58,441 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:58,443 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:58,445 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:58,448 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:58,450 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:58,452 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:58,454 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:58,458 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:58,460 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:58,462 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:58,464 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:58,467 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:57:59,044 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 08:57:59,044 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 08:57:59,045 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:59,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:59,049 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:59,052 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:57:59,063 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:57:59,064 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:57:59,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:57:59,064 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:57:59,064 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:57:59,065 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:57:59,065 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:57:59,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-28 08:57:59,077 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:57:59,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-10-28 08:57:59,116 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:59,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:59,121 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:59,125 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:57:59,136 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:57:59,136 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:57:59,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:57:59,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:57:59,136 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:57:59,137 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:57:59,137 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:57:59,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-10-28 08:57:59,149 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:57:59,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-10-28 08:57:59,190 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:59,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:59,192 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:59,195 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:57:59,205 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:57:59,205 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:57:59,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:57:59,206 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:57:59,206 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:57:59,206 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:57:59,207 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:57:59,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-10-28 08:57:59,217 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:57:59,255 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-10-28 08:57:59,255 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:59,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:59,257 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:59,264 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:57:59,276 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:57:59,276 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:57:59,276 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:57:59,276 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:57:59,276 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:57:59,277 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:57:59,277 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:57:59,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-10-28 08:57:59,293 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:57:59,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-10-28 08:57:59,337 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:59,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:59,338 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:59,341 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:57:59,353 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:57:59,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:57:59,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:57:59,353 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:57:59,356 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:57:59,356 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:57:59,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-10-28 08:57:59,369 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:57:59,412 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-10-28 08:57:59,412 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:59,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:59,414 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:59,416 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:57:59,427 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:57:59,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:57:59,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:57:59,427 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:57:59,429 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:57:59,429 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:57:59,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-10-28 08:57:59,441 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:57:59,482 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-10-28 08:57:59,482 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:59,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:59,483 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:59,489 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:57:59,501 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:57:59,501 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:57:59,501 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:57:59,501 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:57:59,501 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:57:59,502 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:57:59,502 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:57:59,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-10-28 08:57:59,513 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:57:59,558 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-10-28 08:57:59,558 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:59,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:59,565 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:59,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:57:59,579 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:57:59,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:57:59,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:57:59,580 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:57:59,582 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:57:59,582 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:57:59,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-10-28 08:57:59,601 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:57:59,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-10-28 08:57:59,627 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:59,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:59,628 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:59,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-10-28 08:57:59,630 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:57:59,639 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:57:59,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:57:59,639 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 08:57:59,639 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:57:59,684 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-10-28 08:57:59,684 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 08:57:59,766 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 08:57:59,915 INFO L443 ModelExtractionUtils]: Simplification made 20 calls to the SMT solver. [2021-10-28 08:57:59,915 INFO L444 ModelExtractionUtils]: 20 out of 71 variables were initially zero. Simplification set additionally 48 variables to zero. [2021-10-28 08:57:59,915 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:57:59,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:57:59,917 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:57:59,922 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 08:57:59,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-10-28 08:57:59,949 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2021-10-28 08:57:59,949 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 08:57:59,949 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrncpy_~n2~0) = 1*ULTIMATE.start_cstrncpy_~n2~0 Supporting invariants [1*ULTIMATE.start_cstrncpy_~n2~0 >= 0] [2021-10-28 08:57:59,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-10-28 08:58:00,042 INFO L297 tatePredicateManager]: 13 out of 14 supporting invariants were superfluous and have been removed [2021-10-28 08:58:00,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:58:00,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:58:00,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-28 08:58:00,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 08:58:00,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:58:00,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-28 08:58:00,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 08:58:00,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:58:00,186 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2021-10-28 08:58:00,186 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 5 Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:58:00,231 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 5. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 13 states and 16 transitions. Complement of second has 5 states. [2021-10-28 08:58:00,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 0 non-accepting loop states 2 accepting loop states [2021-10-28 08:58:00,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:58:00,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 12 transitions. [2021-10-28 08:58:00,232 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 7 letters. Loop has 2 letters. [2021-10-28 08:58:00,232 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 08:58:00,232 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 08:58:00,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:58:00,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:58:00,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-28 08:58:00,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 08:58:00,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:58:00,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-28 08:58:00,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 08:58:00,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:58:00,363 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.2 stem predicates 2 loop predicates [2021-10-28 08:58:00,363 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 5 Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:58:00,405 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 5. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 12 states and 16 transitions. Complement of second has 5 states. [2021-10-28 08:58:00,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-28 08:58:00,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:58:00,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. [2021-10-28 08:58:00,406 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 7 letters. Loop has 2 letters. [2021-10-28 08:58:00,406 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 08:58:00,406 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 9 letters. Loop has 2 letters. [2021-10-28 08:58:00,407 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 08:58:00,407 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 7 letters. Loop has 4 letters. [2021-10-28 08:58:00,407 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 08:58:00,407 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 16 transitions. [2021-10-28 08:58:00,408 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 08:58:00,408 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 0 states and 0 transitions. [2021-10-28 08:58:00,408 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 08:58:00,408 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 08:58:00,408 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 08:58:00,408 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 08:58:00,409 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 08:58:00,409 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 08:58:00,409 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 08:58:00,409 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-28 08:58:00,409 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-28 08:58:00,409 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 08:58:00,409 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-28 08:58:00,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.10 08:58:00 BoogieIcfgContainer [2021-10-28 08:58:00,416 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-28 08:58:00,416 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 08:58:00,416 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 08:58:00,416 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 08:58:00,417 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:57:51" (3/4) ... [2021-10-28 08:58:00,421 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 08:58:00,421 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 08:58:00,423 INFO L168 Benchmark]: Toolchain (without parser) took 10435.86 ms. Allocated memory was 107.0 MB in the beginning and 130.0 MB in the end (delta: 23.1 MB). Free memory was 64.5 MB in the beginning and 69.1 MB in the end (delta: -4.7 MB). Peak memory consumption was 19.4 MB. Max. memory is 16.1 GB. [2021-10-28 08:58:00,423 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 107.0 MB. Free memory is still 81.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:58:00,424 INFO L168 Benchmark]: CACSL2BoogieTranslator took 688.20 ms. Allocated memory is still 107.0 MB. Free memory was 64.3 MB in the beginning and 73.5 MB in the end (delta: -9.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 08:58:00,424 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.04 ms. Allocated memory is still 107.0 MB. Free memory was 73.5 MB in the beginning and 71.6 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 08:58:00,425 INFO L168 Benchmark]: Boogie Preprocessor took 31.10 ms. Allocated memory is still 107.0 MB. Free memory was 71.6 MB in the beginning and 70.5 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:58:00,426 INFO L168 Benchmark]: RCFGBuilder took 339.10 ms. Allocated memory is still 107.0 MB. Free memory was 70.2 MB in the beginning and 59.7 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 08:58:00,426 INFO L168 Benchmark]: BuchiAutomizer took 9319.69 ms. Allocated memory was 107.0 MB in the beginning and 130.0 MB in the end (delta: 23.1 MB). Free memory was 59.4 MB in the beginning and 70.2 MB in the end (delta: -10.8 MB). Peak memory consumption was 12.9 MB. Max. memory is 16.1 GB. [2021-10-28 08:58:00,427 INFO L168 Benchmark]: Witness Printer took 4.73 ms. Allocated memory is still 130.0 MB. Free memory is still 69.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:58:00,430 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 107.0 MB. Free memory is still 81.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 688.20 ms. Allocated memory is still 107.0 MB. Free memory was 64.3 MB in the beginning and 73.5 MB in the end (delta: -9.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 45.04 ms. Allocated memory is still 107.0 MB. Free memory was 73.5 MB in the beginning and 71.6 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 31.10 ms. Allocated memory is still 107.0 MB. Free memory was 71.6 MB in the beginning and 70.5 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 339.10 ms. Allocated memory is still 107.0 MB. Free memory was 70.2 MB in the beginning and 59.7 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 9319.69 ms. Allocated memory was 107.0 MB in the beginning and 130.0 MB in the end (delta: 23.1 MB). Free memory was 59.4 MB in the beginning and 70.2 MB in the end (delta: -10.8 MB). Peak memory consumption was 12.9 MB. Max. memory is 16.1 GB. * Witness Printer took 4.73 ms. Allocated memory is still 130.0 MB. Free memory is still 69.1 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 2 terminating modules (0 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function n and consists of 4 locations. One deterministic module has affine ranking function n2 and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 9.2s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 8.4s. Construction of modules took 0.0s. Büchi inclusion checks took 0.5s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 10 states and ocurred in iteration 1. Nontrivial modules had stage [1, 1, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 34 SDtfs, 32 SDslu, 22 SDs, 0 SdLazy, 16 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital224 mio100 ax100 hnf100 lsp97 ukn85 mio100 lsp45 div100 bol100 ite100 ukn100 eq200 hnf89 smp100 dnf117 smp100 tf100 neg99 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 321ms VariablesStem: 13 VariablesLoop: 9 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 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! [2021-10-28 08:58:00,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-10-28 08:58:00,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1d8d5c-97fa-4731-bafb-7b5cf574270e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...