./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/ldv-regression/test24-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/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_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/ldv-regression/test24-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/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 32bit --witnessprinter.graph.data.programhash 61e163c7079e2ec105ad677de51f27ac7eccc49ef492909c4fa51ebc02ead9b7 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 08:34:14,534 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 08:34:14,537 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 08:34:14,600 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 08:34:14,601 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 08:34:14,605 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 08:34:14,607 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 08:34:14,612 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 08:34:14,615 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 08:34:14,623 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 08:34:14,625 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 08:34:14,627 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 08:34:14,627 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 08:34:14,630 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 08:34:14,632 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 08:34:14,641 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 08:34:14,643 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 08:34:14,644 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 08:34:14,647 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 08:34:14,653 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 08:34:14,656 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 08:34:14,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 08:34:14,661 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 08:34:14,662 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 08:34:14,668 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 08:34:14,669 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 08:34:14,669 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 08:34:14,671 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 08:34:14,672 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 08:34:14,673 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 08:34:14,674 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 08:34:14,675 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 08:34:14,677 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 08:34:14,678 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 08:34:14,680 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 08:34:14,680 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 08:34:14,681 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 08:34:14,681 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 08:34:14,682 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 08:34:14,683 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 08:34:14,683 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 08:34:14,684 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-28 08:34:14,740 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 08:34:14,741 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 08:34:14,741 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 08:34:14,742 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 08:34:14,743 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 08:34:14,743 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 08:34:14,744 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 08:34:14,744 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 08:34:14,744 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 08:34:14,744 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 08:34:14,745 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 08:34:14,746 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 08:34:14,746 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 08:34:14,746 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 08:34:14,747 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 08:34:14,747 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 08:34:14,747 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 08:34:14,747 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 08:34:14,748 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 08:34:14,748 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 08:34:14,748 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 08:34:14,748 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 08:34:14,748 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 08:34:14,749 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 08:34:14,749 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 08:34:14,749 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 08:34:14,751 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 08:34:14,751 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 08:34:14,751 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 08:34:14,752 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 08:34:14,752 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 08:34:14,752 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 08:34:14,754 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 08:34:14,754 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_906674f6-637f-428f-85dc-e2b59e29a9ef/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 61e163c7079e2ec105ad677de51f27ac7eccc49ef492909c4fa51ebc02ead9b7 [2021-10-28 08:34:15,052 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 08:34:15,087 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 08:34:15,089 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 08:34:15,090 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 08:34:15,091 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 08:34:15,092 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/ldv-regression/test24-1.c [2021-10-28 08:34:15,153 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/data/f9e629b00/289d55eb9df84d65b2b430f11ad9a797/FLAG7e9cd168a [2021-10-28 08:34:15,695 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 08:34:15,695 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/sv-benchmarks/c/ldv-regression/test24-1.c [2021-10-28 08:34:15,707 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/data/f9e629b00/289d55eb9df84d65b2b430f11ad9a797/FLAG7e9cd168a [2021-10-28 08:34:16,045 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/data/f9e629b00/289d55eb9df84d65b2b430f11ad9a797 [2021-10-28 08:34:16,047 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 08:34:16,049 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 08:34:16,054 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 08:34:16,054 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 08:34:16,058 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 08:34:16,058 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:34:16" (1/1) ... [2021-10-28 08:34:16,061 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32a5b3b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:34:16, skipping insertion in model container [2021-10-28 08:34:16,061 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:34:16" (1/1) ... [2021-10-28 08:34:16,068 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 08:34:16,083 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 08:34:16,256 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/sv-benchmarks/c/ldv-regression/test24-1.c[704,717] [2021-10-28 08:34:16,258 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 08:34:16,270 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 08:34:16,295 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/sv-benchmarks/c/ldv-regression/test24-1.c[704,717] [2021-10-28 08:34:16,296 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 08:34:16,308 INFO L208 MainTranslator]: Completed translation [2021-10-28 08:34:16,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:34:16 WrapperNode [2021-10-28 08:34:16,309 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 08:34:16,310 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 08:34:16,310 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 08:34:16,310 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 08:34:16,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:34:16" (1/1) ... [2021-10-28 08:34:16,324 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:34:16" (1/1) ... [2021-10-28 08:34:16,343 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 08:34:16,344 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 08:34:16,344 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 08:34:16,344 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 08:34:16,352 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:34:16" (1/1) ... [2021-10-28 08:34:16,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:34:16" (1/1) ... [2021-10-28 08:34:16,355 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:34:16" (1/1) ... [2021-10-28 08:34:16,355 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:34:16" (1/1) ... [2021-10-28 08:34:16,361 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:34:16" (1/1) ... [2021-10-28 08:34:16,364 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:34:16" (1/1) ... [2021-10-28 08:34:16,366 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:34:16" (1/1) ... [2021-10-28 08:34:16,368 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 08:34:16,369 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 08:34:16,369 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 08:34:16,369 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 08:34:16,370 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:34:16" (1/1) ... [2021-10-28 08:34:16,379 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:34:16,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:34:16,407 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:34:16,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 08:34:16,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 08:34:16,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 08:34:16,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 08:34:16,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 08:34:16,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 08:34:16,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 08:34:16,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 08:34:16,672 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 08:34:16,673 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-28 08:34:16,675 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:34:16 BoogieIcfgContainer [2021-10-28 08:34:16,675 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 08:34:16,676 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 08:34:16,676 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 08:34:16,699 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 08:34:16,700 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 08:34:16,700 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 08:34:16" (1/3) ... [2021-10-28 08:34:16,702 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@28c8bd7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 08:34:16, skipping insertion in model container [2021-10-28 08:34:16,702 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 08:34:16,702 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:34:16" (2/3) ... [2021-10-28 08:34:16,702 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@28c8bd7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 08:34:16, skipping insertion in model container [2021-10-28 08:34:16,703 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 08:34:16,703 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:34:16" (3/3) ... [2021-10-28 08:34:16,704 INFO L389 chiAutomizerObserver]: Analyzing ICFG test24-1.c [2021-10-28 08:34:16,807 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 08:34:16,807 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 08:34:16,807 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 08:34:16,808 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 08:34:16,808 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 08:34:16,808 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 08:34:16,808 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 08:34:16,808 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 08:34:16,827 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.3333333333333333) internal successors, (16), 12 states have internal predecessors, (16), 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 08:34:16,863 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-28 08:34:16,876 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 08:34:16,877 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 08:34:16,883 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-10-28 08:34:16,883 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-28 08:34:16,883 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 08:34:16,883 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.3333333333333333) internal successors, (16), 12 states have internal predecessors, (16), 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 08:34:16,885 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-28 08:34:16,885 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 08:34:16,886 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 08:34:16,886 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-10-28 08:34:16,886 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-28 08:34:16,901 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(11);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 6#L-1true havoc main_#res;havoc main_#t~nondet8, main_#t~mem9, main_#t~pre11, main_#t~mem10, main_#t~ret12, main_~#ad1~0.base, main_~#ad1~0.offset, main_~ad2~0.base, main_~ad2~0.offset, main_~i~0, main_~pa~0.base, main_~pa~0.offset;call main_~#ad1~0.base, main_~#ad1~0.offset := #Ultimate.allocOnStack(80);havoc main_~ad2~0.base, main_~ad2~0.offset;havoc main_~i~0;havoc main_~pa~0.base, main_~pa~0.offset;main_~i~0 := main_#t~nondet8;havoc main_#t~nondet8; 11#L23true assume main_~i~0 >= 0 && main_~i~0 < 10;main_~ad2~0.base, main_~ad2~0.offset := main_~#ad1~0.base, main_~#ad1~0.offset;call write~int(main_~i~0, main_~#ad1~0.base, main_~#ad1~0.offset + 8 * main_~i~0, 4);main_~pa~0.base, main_~pa~0.offset := main_~#ad1~0.base, main_~#ad1~0.offset + 8 * main_~i~0;call main_#t~mem9 := read~int(main_~ad2~0.base, main_~ad2~0.offset + 8 * main_~i~0, 4);main_~i~0 := main_#t~mem9 - 10;havoc main_#t~mem9; 12#L28-3true [2021-10-28 08:34:16,901 INFO L793 eck$LassoCheckResult]: Loop: 12#L28-3true call main_#t~mem10 := read~int(main_~pa~0.base, main_~pa~0.offset, 4); 10#L28-1true assume !!(main_~i~0 < main_#t~mem10);havoc main_#t~mem10;main_#t~pre11 := 1 + main_~i~0;main_~i~0 := 1 + main_~i~0;havoc main_#t~pre11; 12#L28-3true [2021-10-28 08:34:16,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:34:16,913 INFO L85 PathProgramCache]: Analyzing trace with hash 29858, now seen corresponding path program 1 times [2021-10-28 08:34:16,922 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:34:16,923 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146283114] [2021-10-28 08:34:16,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:34:16,925 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:34:17,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:34:17,093 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:34:17,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:34:17,189 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:34:17,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:34:17,201 INFO L85 PathProgramCache]: Analyzing trace with hash 1286, now seen corresponding path program 1 times [2021-10-28 08:34:17,201 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:34:17,202 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901148390] [2021-10-28 08:34:17,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:34:17,204 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:34:17,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:34:17,212 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:34:17,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:34:17,236 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:34:17,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:34:17,241 INFO L85 PathProgramCache]: Analyzing trace with hash 28693863, now seen corresponding path program 1 times [2021-10-28 08:34:17,242 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:34:17,242 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558711169] [2021-10-28 08:34:17,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:34:17,243 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:34:17,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:34:17,269 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:34:17,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:34:17,317 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:34:18,462 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 08:34:18,463 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 08:34:18,463 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 08:34:18,464 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 08:34:18,464 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 08:34:18,464 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:34:18,465 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 08:34:18,465 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 08:34:18,465 INFO L133 ssoRankerPreferences]: Filename of dumped script: test24-1.c_Iteration1_Lasso [2021-10-28 08:34:18,465 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 08:34:18,466 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 08:34:18,490 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 08:34:18,498 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 08:34:18,503 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 08:34:18,506 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 08:34:18,509 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:34:18,512 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 08:34:18,515 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 08:34:18,519 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:34:18,523 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 08:34:18,526 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 08:34:19,029 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 08:34:19,530 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 08:34:19,535 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 08:34:19,537 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:34:19,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:34:19,539 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:34:19,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-28 08:34:19,553 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 08:34:19,562 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:34:19,563 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:34:19,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:34:19,563 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:34:19,568 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:34:19,568 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:34:19,585 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:34:19,625 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-28 08:34:19,625 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:34:19,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:34:19,627 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:34:19,632 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:34:19,641 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:34:19,642 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:34:19,642 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:34:19,642 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:34:19,643 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:34:19,643 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:34:19,643 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:34:19,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-28 08:34:19,657 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:34:19,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-28 08:34:19,694 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:34:19,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:34:19,695 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:34:19,701 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 08:34:19,710 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:34:19,710 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:34:19,710 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:34:19,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:34:19,710 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:34:19,711 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:34:19,711 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:34:19,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-28 08:34:19,724 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:34:19,761 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-28 08:34:19,761 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:34:19,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:34:19,763 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:34:19,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-28 08:34:19,768 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 08:34:19,776 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:34:19,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:34:19,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:34:19,776 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:34:19,779 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:34:19,779 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:34:19,797 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:34:19,831 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-28 08:34:19,831 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:34:19,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:34:19,833 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:34:19,845 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 08:34:19,854 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:34:19,855 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:34:19,855 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:34:19,855 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:34:19,855 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:34:19,856 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:34:19,856 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:34:19,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-28 08:34:19,881 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:34:19,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-28 08:34:19,902 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:34:19,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:34:19,903 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:34:19,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-28 08:34:19,905 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:34:19,912 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:34:19,912 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:34:19,912 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:34:19,912 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:34:19,912 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:34:19,913 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:34:19,913 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:34:19,920 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:34:19,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-10-28 08:34:19,941 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:34:19,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:34:19,942 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:34:19,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-28 08:34:19,944 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 08:34:19,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:34:19,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:34:19,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:34:19,952 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:34:19,955 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:34:19,955 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:34:19,976 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:34:19,996 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-10-28 08:34:19,996 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:34:19,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:34:19,997 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:34:19,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-28 08:34:19,999 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 08:34:20,006 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:34:20,006 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:34:20,006 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:34:20,006 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:34:20,009 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:34:20,009 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:34:20,023 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:34:20,049 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-10-28 08:34:20,049 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:34:20,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:34:20,050 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:34:20,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-28 08:34:20,052 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 08:34:20,059 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:34:20,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:34:20,060 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:34:20,060 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:34:20,060 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:34:20,060 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:34:20,060 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:34:20,061 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:34:20,082 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-28 08:34:20,082 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:34:20,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:34:20,083 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:34:20,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-28 08:34:20,084 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:34:20,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:34:20,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:34:20,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:34:20,094 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:34:20,103 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:34:20,103 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:34:20,113 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:34:20,133 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-28 08:34:20,137 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:34:20,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:34:20,138 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:34:20,140 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 08:34:20,149 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:34:20,149 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:34:20,149 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:34:20,150 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:34:20,152 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:34:20,152 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:34:20,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-28 08:34:20,173 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:34:20,197 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-28 08:34:20,197 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:34:20,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:34:20,198 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:34:20,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-28 08:34:20,200 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 08:34:20,207 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:34:20,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:34:20,208 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:34:20,208 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:34:20,210 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:34:20,210 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:34:20,222 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:34:20,242 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-28 08:34:20,242 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:34:20,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:34:20,243 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:34:20,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-28 08:34:20,244 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 08:34:20,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:34:20,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:34:20,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:34:20,252 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:34:20,254 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:34:20,254 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:34:20,276 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:34:20,296 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-10-28 08:34:20,296 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:34:20,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:34:20,297 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:34:20,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-28 08:34:20,298 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 08:34:20,306 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:34:20,306 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:34:20,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:34:20,306 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:34:20,306 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:34:20,309 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:34:20,309 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:34:20,310 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:34:20,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-28 08:34:20,331 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:34:20,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:34:20,332 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:34:20,333 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 08:34:20,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-28 08:34:20,341 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:34:20,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:34:20,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:34:20,341 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:34:20,344 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:34:20,344 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:34:20,368 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:34:20,401 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-28 08:34:20,402 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:34:20,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:34:20,407 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:34:20,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-28 08:34:20,410 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 08:34:20,418 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:34:20,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:34:20,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:34:20,419 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:34:20,420 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:34:20,420 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:34:20,427 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:34:20,447 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-28 08:34:20,447 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:34:20,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:34:20,448 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:34:20,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-28 08:34:20,449 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:34:20,456 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:34:20,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:34:20,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:34:20,464 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:34:20,471 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:34:20,472 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:34:20,475 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:34:20,498 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-28 08:34:20,499 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:34:20,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:34:20,500 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:34:20,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-28 08:34:20,511 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 08:34:20,518 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:34:20,519 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:34:20,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:34:20,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:34:20,519 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:34:20,519 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:34:20,519 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:34:20,520 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:34:20,543 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-28 08:34:20,544 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:34:20,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:34:20,545 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:34:20,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-28 08:34:20,573 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 08:34:20,582 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:34:20,582 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:34:20,582 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:34:20,582 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:34:20,586 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:34:20,586 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:34:20,605 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:34:20,635 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-28 08:34:20,636 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:34:20,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:34:20,637 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:34:20,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-28 08:34:20,642 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 08:34:20,650 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:34:20,650 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:34:20,650 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:34:20,650 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:34:20,661 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:34:20,661 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:34:20,682 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 08:34:20,805 INFO L443 ModelExtractionUtils]: Simplification made 21 calls to the SMT solver. [2021-10-28 08:34:20,806 INFO L444 ModelExtractionUtils]: 9 out of 31 variables were initially zero. Simplification set additionally 19 variables to zero. [2021-10-28 08:34:20,807 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:34:20,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:34:20,829 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:34:20,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-28 08:34:20,881 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 08:34:20,906 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-28 08:34:20,906 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 08:34:20,907 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~ad2~0.base) (+ (* (div (+ (- ULTIMATE.start_main_~#ad1~0.offset) ULTIMATE.start_main_~pa~0.offset) 8) 8) ULTIMATE.start_main_~ad2~0.offset))_1, ULTIMATE.start_main_~i~0) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~ad2~0.base) (+ (* (div (+ (- ULTIMATE.start_main_~#ad1~0.offset) ULTIMATE.start_main_~pa~0.offset) 8) 8) ULTIMATE.start_main_~ad2~0.offset))_1 - 1*ULTIMATE.start_main_~i~0 Supporting invariants [] [2021-10-28 08:34:20,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-28 08:34:21,052 INFO L297 tatePredicateManager]: 21 out of 25 supporting invariants were superfluous and have been removed [2021-10-28 08:34:21,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:34:21,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:34:21,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-28 08:34:21,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 08:34:21,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:34:21,182 WARN L261 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 13 conjunts are in the unsatisfiable core [2021-10-28 08:34:21,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 08:34:21,254 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 08:34:21,270 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 08:34:21,271 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.3333333333333333) internal successors, (16), 12 states have internal predecessors, (16), 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 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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 08:34:21,357 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.3333333333333333) internal successors, (16), 12 states have internal predecessors, (16), 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 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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 32 states and 36 transitions. Complement of second has 8 states. [2021-10-28 08:34:21,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-28 08:34:21,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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 08:34:21,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 24 transitions. [2021-10-28 08:34:21,362 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 24 transitions. Stem has 3 letters. Loop has 2 letters. [2021-10-28 08:34:21,362 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 08:34:21,362 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 24 transitions. Stem has 5 letters. Loop has 2 letters. [2021-10-28 08:34:21,363 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 08:34:21,363 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 24 transitions. Stem has 3 letters. Loop has 4 letters. [2021-10-28 08:34:21,363 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 08:34:21,364 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 36 transitions. [2021-10-28 08:34:21,366 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 08:34:21,368 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 0 states and 0 transitions. [2021-10-28 08:34:21,368 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 08:34:21,368 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 08:34:21,369 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 08:34:21,369 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 08:34:21,369 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 08:34:21,369 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 08:34:21,369 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 08:34:21,369 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-28 08:34:21,369 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-28 08:34:21,369 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 08:34:21,369 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-28 08:34:21,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.10 08:34:21 BoogieIcfgContainer [2021-10-28 08:34:21,374 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-28 08:34:21,375 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 08:34:21,375 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 08:34:21,375 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 08:34:21,375 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:34:16" (3/4) ... [2021-10-28 08:34:21,378 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 08:34:21,378 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 08:34:21,380 INFO L168 Benchmark]: Toolchain (without parser) took 5329.94 ms. Allocated memory was 86.0 MB in the beginning and 138.4 MB in the end (delta: 52.4 MB). Free memory was 49.7 MB in the beginning and 77.7 MB in the end (delta: -27.9 MB). Peak memory consumption was 23.3 MB. Max. memory is 16.1 GB. [2021-10-28 08:34:21,380 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 86.0 MB. Free memory was 65.8 MB in the beginning and 65.7 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:34:21,381 INFO L168 Benchmark]: CACSL2BoogieTranslator took 255.52 ms. Allocated memory was 86.0 MB in the beginning and 115.3 MB in the end (delta: 29.4 MB). Free memory was 49.4 MB in the beginning and 91.9 MB in the end (delta: -42.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 16.1 GB. [2021-10-28 08:34:21,381 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.44 ms. Allocated memory is still 115.3 MB. Free memory was 91.9 MB in the beginning and 90.5 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 08:34:21,382 INFO L168 Benchmark]: Boogie Preprocessor took 24.15 ms. Allocated memory is still 115.3 MB. Free memory was 90.2 MB in the beginning and 89.1 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:34:21,382 INFO L168 Benchmark]: RCFGBuilder took 306.30 ms. Allocated memory is still 115.3 MB. Free memory was 89.1 MB in the beginning and 79.4 MB in the end (delta: 9.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 08:34:21,383 INFO L168 Benchmark]: BuchiAutomizer took 4698.00 ms. Allocated memory was 115.3 MB in the beginning and 138.4 MB in the end (delta: 23.1 MB). Free memory was 79.0 MB in the beginning and 78.1 MB in the end (delta: 944.4 kB). Peak memory consumption was 26.2 MB. Max. memory is 16.1 GB. [2021-10-28 08:34:21,383 INFO L168 Benchmark]: Witness Printer took 3.45 ms. Allocated memory is still 138.4 MB. Free memory is still 77.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:34:21,387 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 86.0 MB. Free memory was 65.8 MB in the beginning and 65.7 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 255.52 ms. Allocated memory was 86.0 MB in the beginning and 115.3 MB in the end (delta: 29.4 MB). Free memory was 49.4 MB in the beginning and 91.9 MB in the end (delta: -42.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 33.44 ms. Allocated memory is still 115.3 MB. Free memory was 91.9 MB in the beginning and 90.5 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 24.15 ms. Allocated memory is still 115.3 MB. Free memory was 90.2 MB in the beginning and 89.1 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 306.30 ms. Allocated memory is still 115.3 MB. Free memory was 89.1 MB in the beginning and 79.4 MB in the end (delta: 9.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 4698.00 ms. Allocated memory was 115.3 MB in the beginning and 138.4 MB in the end (delta: 23.1 MB). Free memory was 79.0 MB in the beginning and 78.1 MB in the end (delta: 944.4 kB). Peak memory consumption was 26.2 MB. Max. memory is 16.1 GB. * Witness Printer took 3.45 ms. Allocated memory is still 138.4 MB. Free memory is still 77.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * i + unknown-#memory_int-unknown[ad2][(-ad1 + pa) / 8 * 8 + ad2] and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.6s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 4.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 10 SDtfs, 10 SDslu, 6 SDs, 0 SdLazy, 13 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital251 mio100 ax100 hnf100 lsp95 ukn73 mio100 lsp64 div166 bol100 ite100 ukn100 eq137 hnf65 smp80 dnf100 smp100 tf100 neg100 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 49ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 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 08:34:21,425 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-28 08:34:21,620 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_906674f6-637f-428f-85dc-e2b59e29a9ef/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...