./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loops/verisec_NetBSD-libc_loop.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loops/verisec_NetBSD-libc_loop.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y --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 dedd0e691082a54e7ab91bc5c89cd5119d7051d93eccccd50f69369896fe2c2c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 17:31:16,634 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 17:31:16,637 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 17:31:16,695 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 17:31:16,696 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 17:31:16,701 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 17:31:16,703 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 17:31:16,707 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 17:31:16,710 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 17:31:16,715 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 17:31:16,716 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 17:31:16,718 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 17:31:16,719 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 17:31:16,722 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 17:31:16,724 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 17:31:16,728 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 17:31:16,730 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 17:31:16,731 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 17:31:16,734 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 17:31:16,745 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 17:31:16,747 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 17:31:16,748 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 17:31:16,752 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 17:31:16,753 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 17:31:16,757 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 17:31:16,757 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 17:31:16,758 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 17:31:16,760 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 17:31:16,761 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 17:31:16,762 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 17:31:16,762 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 17:31:16,763 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 17:31:16,765 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 17:31:16,766 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 17:31:16,768 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 17:31:16,768 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 17:31:16,769 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 17:31:16,769 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 17:31:16,770 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 17:31:16,770 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 17:31:16,771 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 17:31:16,772 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-13 17:31:16,818 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 17:31:16,818 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 17:31:16,819 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 17:31:16,819 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 17:31:16,821 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 17:31:16,821 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 17:31:16,821 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 17:31:16,821 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-13 17:31:16,822 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-13 17:31:16,822 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-13 17:31:16,823 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-13 17:31:16,823 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-13 17:31:16,823 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-13 17:31:16,824 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 17:31:16,824 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 17:31:16,824 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 17:31:16,824 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 17:31:16,825 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 17:31:16,825 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 17:31:16,825 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-13 17:31:16,825 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-13 17:31:16,825 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-13 17:31:16,826 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 17:31:16,826 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 17:31:16,826 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-13 17:31:16,826 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 17:31:16,828 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-13 17:31:16,829 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 17:31:16,829 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 17:31:16,829 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 17:31:16,829 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 17:31:16,830 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 17:31:16,831 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-13 17:31:16,831 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_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dedd0e691082a54e7ab91bc5c89cd5119d7051d93eccccd50f69369896fe2c2c [2021-11-13 17:31:17,182 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 17:31:17,215 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 17:31:17,218 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 17:31:17,219 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 17:31:17,221 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 17:31:17,222 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/loops/verisec_NetBSD-libc_loop.i [2021-11-13 17:31:17,304 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/data/fe25c8c6f/a6b8f2fadf584442842909092f9186e5/FLAGef52b7387 [2021-11-13 17:31:17,915 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 17:31:17,916 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/sv-benchmarks/c/loops/verisec_NetBSD-libc_loop.i [2021-11-13 17:31:17,926 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/data/fe25c8c6f/a6b8f2fadf584442842909092f9186e5/FLAGef52b7387 [2021-11-13 17:31:18,251 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/data/fe25c8c6f/a6b8f2fadf584442842909092f9186e5 [2021-11-13 17:31:18,255 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 17:31:18,257 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 17:31:18,261 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 17:31:18,261 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 17:31:18,265 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 17:31:18,266 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 05:31:18" (1/1) ... [2021-11-13 17:31:18,267 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e65aeb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:31:18, skipping insertion in model container [2021-11-13 17:31:18,268 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 05:31:18" (1/1) ... [2021-11-13 17:31:18,275 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 17:31:18,295 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 17:31:18,477 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_14fbabe6-bc3f-447b-a684-a09ba57c63f8/sv-benchmarks/c/loops/verisec_NetBSD-libc_loop.i[825,838] [2021-11-13 17:31:18,490 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 17:31:18,500 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 17:31:18,520 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_14fbabe6-bc3f-447b-a684-a09ba57c63f8/sv-benchmarks/c/loops/verisec_NetBSD-libc_loop.i[825,838] [2021-11-13 17:31:18,533 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 17:31:18,554 INFO L208 MainTranslator]: Completed translation [2021-11-13 17:31:18,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:31:18 WrapperNode [2021-11-13 17:31:18,555 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 17:31:18,556 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 17:31:18,556 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 17:31:18,556 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 17:31:18,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:31:18" (1/1) ... [2021-11-13 17:31:18,570 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:31:18" (1/1) ... [2021-11-13 17:31:18,590 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 17:31:18,591 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 17:31:18,591 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 17:31:18,591 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 17:31:18,600 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:31:18" (1/1) ... [2021-11-13 17:31:18,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:31:18" (1/1) ... [2021-11-13 17:31:18,602 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:31:18" (1/1) ... [2021-11-13 17:31:18,602 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:31:18" (1/1) ... [2021-11-13 17:31:18,608 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:31:18" (1/1) ... [2021-11-13 17:31:18,612 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:31:18" (1/1) ... [2021-11-13 17:31:18,613 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:31:18" (1/1) ... [2021-11-13 17:31:18,615 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 17:31:18,616 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 17:31:18,616 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 17:31:18,616 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 17:31:18,617 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:31:18" (1/1) ... [2021-11-13 17:31:18,633 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:31:18,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:31:18,656 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:31:18,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-13 17:31:18,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 17:31:18,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 17:31:18,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 17:31:18,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 17:31:18,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 17:31:18,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 17:31:18,920 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 17:31:18,933 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-13 17:31:18,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 05:31:18 BoogieIcfgContainer [2021-11-13 17:31:18,935 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 17:31:18,936 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-13 17:31:18,936 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-13 17:31:18,940 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-13 17:31:18,941 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-13 17:31:18,941 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.11 05:31:18" (1/3) ... [2021-11-13 17:31:18,945 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3cb37ee2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 05:31:18, skipping insertion in model container [2021-11-13 17:31:18,946 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-13 17:31:18,946 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:31:18" (2/3) ... [2021-11-13 17:31:18,946 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3cb37ee2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 05:31:18, skipping insertion in model container [2021-11-13 17:31:18,946 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-13 17:31:18,947 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 05:31:18" (3/3) ... [2021-11-13 17:31:18,948 INFO L388 chiAutomizerObserver]: Analyzing ICFG verisec_NetBSD-libc_loop.i [2021-11-13 17:31:19,036 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-13 17:31:19,053 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-13 17:31:19,053 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-13 17:31:19,053 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-13 17:31:19,053 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-13 17:31:19,053 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-13 17:31:19,053 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-13 17:31:19,054 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-13 17:31:19,081 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.25) internal successors, (15), 12 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:31:19,116 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2021-11-13 17:31:19,129 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-13 17:31:19,129 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-13 17:31:19,135 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-13 17:31:19,135 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-11-13 17:31:19,135 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-13 17:31:19,136 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.25) internal successors, (15), 12 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:31:19,138 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2021-11-13 17:31:19,138 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-13 17:31:19,138 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-13 17:31:19,139 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-13 17:31:19,139 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-11-13 17:31:19,146 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string0.base, #t~string0.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string0.base, #t~string0.offset, 1);call write~init~int(0, #t~string0.base, 1 + #t~string0.offset, 1);call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(27);~tmp~0.base, ~tmp~0.offset := 0, 0; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret4#1, main_~#pathbuf~0#1.base, main_~#pathbuf~0#1.offset, main_~bound~0#1.base, main_~bound~0#1.offset;call main_~#pathbuf~0#1.base, main_~#pathbuf~0#1.offset := #Ultimate.allocOnStack(8);main_~bound~0#1.base, main_~bound~0#1.offset := main_~#pathbuf~0#1.base, 32 + main_~#pathbuf~0#1.offset - 4;~tmp~0.base, ~tmp~0.offset := main_~#pathbuf~0#1.base, 8 + main_~#pathbuf~0#1.offset - 4;assume { :begin_inline_glob2 } true;glob2_#in~pathbuf#1.base, glob2_#in~pathbuf#1.offset, glob2_#in~pathlim#1.base, glob2_#in~pathlim#1.offset := main_~#pathbuf~0#1.base, main_~#pathbuf~0#1.offset, main_~bound~0#1.base, main_~bound~0#1.offset;havoc glob2_#res#1;havoc glob2_#t~post3#1.base, glob2_#t~post3#1.offset, glob2_~pathbuf#1.base, glob2_~pathbuf#1.offset, glob2_~pathlim#1.base, glob2_~pathlim#1.offset, glob2_~p~0#1.base, glob2_~p~0#1.offset;glob2_~pathbuf#1.base, glob2_~pathbuf#1.offset := glob2_#in~pathbuf#1.base, glob2_#in~pathbuf#1.offset;glob2_~pathlim#1.base, glob2_~pathlim#1.offset := glob2_#in~pathlim#1.base, glob2_#in~pathlim#1.offset;havoc glob2_~p~0#1.base, glob2_~p~0#1.offset;glob2_~p~0#1.base, glob2_~p~0#1.offset := glob2_~pathbuf#1.base, glob2_~pathbuf#1.offset; 6#L29-4true [2021-11-13 17:31:19,147 INFO L793 eck$LassoCheckResult]: Loop: 6#L29-4true assume glob2_~p~0#1.base == glob2_~pathlim#1.base; 7#L29-1true assume !!(glob2_~p~0#1.offset <= glob2_~pathlim#1.offset);assume glob2_~p~0#1.base == ~tmp~0.base;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if glob2_~p~0#1.offset <= ~tmp~0.offset then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 8#L15true assume !(0 == __VERIFIER_assert_~cond#1); 10#L15-2true assume { :end_inline___VERIFIER_assert } true;call write~int(1, glob2_~p~0#1.base, glob2_~p~0#1.offset, 4); 12#L29-3true glob2_#t~post3#1.base, glob2_#t~post3#1.offset := glob2_~p~0#1.base, glob2_~p~0#1.offset;glob2_~p~0#1.base, glob2_~p~0#1.offset := glob2_#t~post3#1.base, 4 + glob2_#t~post3#1.offset;havoc glob2_#t~post3#1.base, glob2_#t~post3#1.offset; 6#L29-4true [2021-11-13 17:31:19,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:31:19,153 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-11-13 17:31:19,163 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:31:19,163 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1627642819] [2021-11-13 17:31:19,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:31:19,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:31:19,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 17:31:19,326 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 17:31:19,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 17:31:19,383 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 17:31:19,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:31:19,386 INFO L85 PathProgramCache]: Analyzing trace with hash 34515950, now seen corresponding path program 1 times [2021-11-13 17:31:19,386 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:31:19,388 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2091840370] [2021-11-13 17:31:19,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:31:19,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:31:19,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 17:31:19,417 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 17:31:19,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 17:31:19,443 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 17:31:19,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:31:19,445 INFO L85 PathProgramCache]: Analyzing trace with hash 1805955436, now seen corresponding path program 1 times [2021-11-13 17:31:19,445 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:31:19,445 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192706236] [2021-11-13 17:31:19,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:31:19,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:31:19,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 17:31:19,498 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 17:31:19,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 17:31:19,578 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 17:31:20,688 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 17:31:20,689 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 17:31:20,689 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 17:31:20,689 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 17:31:20,690 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-13 17:31:20,690 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:31:20,690 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 17:31:20,690 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 17:31:20,691 INFO L133 ssoRankerPreferences]: Filename of dumped script: verisec_NetBSD-libc_loop.i_Iteration1_Lasso [2021-11-13 17:31:20,691 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 17:31:20,691 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 17:31:20,717 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 17:31:20,728 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 17:31:20,731 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 17:31:20,734 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 17:31:20,736 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 17:31:21,120 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 17:31:21,124 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 17:31:21,128 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 17:31:21,130 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 17:31:21,133 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 17:31:21,562 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 17:31:21,567 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-13 17:31:21,569 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:31:21,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:31:21,574 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:31:21,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-11-13 17:31:21,593 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:31:21,602 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:31:21,603 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:31:21,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:31:21,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:31:21,603 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 17:31:21,606 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 17:31:21,607 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:31:21,621 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:31:21,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-11-13 17:31:21,646 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:31:21,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:31:21,647 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:31:21,669 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:31:21,679 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:31:21,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:31:21,679 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:31:21,679 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 17:31:21,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-11-13 17:31:21,684 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 17:31:21,684 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 17:31:21,701 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:31:21,739 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-11-13 17:31:21,739 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:31:21,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:31:21,741 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:31:21,759 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:31:21,768 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:31:21,768 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:31:21,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:31:21,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:31:21,768 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 17:31:21,769 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 17:31:21,769 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:31:21,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-13 17:31:21,785 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:31:21,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-13 17:31:21,814 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:31:21,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:31:21,815 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:31:21,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-13 17:31:21,818 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:31:21,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:31:21,825 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:31:21,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:31:21,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:31:21,826 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 17:31:21,826 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 17:31:21,826 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:31:21,827 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:31:21,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-11-13 17:31:21,855 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:31:21,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:31:21,856 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:31:21,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-13 17:31:21,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:31:21,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:31:21,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:31:21,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:31:21,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 17:31:21,883 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 17:31:21,883 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 17:31:21,909 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:31:21,932 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-13 17:31:21,932 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:31:21,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:31:21,933 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:31:21,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-13 17:31:21,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:31:21,942 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:31:21,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:31:21,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:31:21,943 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 17:31:21,954 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 17:31:21,954 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 17:31:21,971 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:31:21,998 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-13 17:31:21,999 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:31:21,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:31:22,000 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:31:22,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-13 17:31:22,004 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:31:22,011 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:31:22,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:31:22,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:31:22,012 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 17:31:22,015 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 17:31:22,015 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 17:31:22,028 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:31:22,048 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-13 17:31:22,048 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:31:22,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:31:22,050 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:31:22,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-13 17:31:22,052 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 [2021-11-13 17:31:22,060 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:31:22,060 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:31:22,061 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:31:22,061 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 17:31:22,077 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 17:31:22,077 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 17:31:22,105 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:31:22,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-11-13 17:31:22,134 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:31:22,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:31:22,135 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:31:22,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-13 17:31:22,137 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:31:22,145 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:31:22,145 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:31:22,145 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:31:22,145 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 17:31:22,153 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 17:31:22,153 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 17:31:22,179 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:31:22,213 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-13 17:31:22,213 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:31:22,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:31:22,214 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:31:22,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-13 17:31:22,216 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:31:22,223 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:31:22,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:31:22,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:31:22,223 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 17:31:22,226 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 17:31:22,226 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 17:31:22,243 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:31:22,263 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-13 17:31:22,263 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:31:22,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:31:22,264 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:31:22,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-13 17:31:22,266 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:31:22,274 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:31:22,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:31:22,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:31:22,275 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 17:31:22,277 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 17:31:22,277 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 17:31:22,297 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:31:22,318 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-11-13 17:31:22,318 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:31:22,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:31:22,322 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:31:22,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-13 17:31:22,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:31:22,339 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:31:22,340 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:31:22,340 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:31:22,340 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 17:31:22,343 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 17:31:22,343 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 17:31:22,350 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:31:22,371 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-13 17:31:22,372 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:31:22,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:31:22,373 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:31:22,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-13 17:31:22,374 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:31:22,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:31:22,381 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:31:22,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:31:22,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:31:22,381 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 17:31:22,382 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 17:31:22,382 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:31:22,385 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:31:22,409 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-13 17:31:22,409 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:31:22,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:31:22,410 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:31:22,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-13 17:31:22,415 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:31:22,422 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:31:22,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:31:22,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:31:22,423 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 17:31:22,425 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 17:31:22,425 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 17:31:22,461 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:31:22,497 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-13 17:31:22,497 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:31:22,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:31:22,500 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:31:22,508 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:31:22,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-13 17:31:22,518 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:31:22,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:31:22,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:31:22,519 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 17:31:22,530 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 17:31:22,530 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 17:31:22,553 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-13 17:31:22,621 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2021-11-13 17:31:22,621 INFO L444 ModelExtractionUtils]: 8 out of 37 variables were initially zero. Simplification set additionally 26 variables to zero. [2021-11-13 17:31:22,623 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:31:22,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:31:22,637 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:31:22,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-13 17:31:22,709 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-13 17:31:22,739 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-11-13 17:31:22,739 INFO L513 LassoAnalysis]: Proved termination. [2021-11-13 17:31:22,740 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_glob2_~p~0#1.offset, v_rep(select #length ULTIMATE.start_main_~#pathbuf~0#1.base)_1) = -1*ULTIMATE.start_glob2_~p~0#1.offset + 1*v_rep(select #length ULTIMATE.start_main_~#pathbuf~0#1.base)_1 Supporting invariants [] [2021-11-13 17:31:22,786 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-13 17:31:22,844 INFO L297 tatePredicateManager]: 10 out of 11 supporting invariants were superfluous and have been removed [2021-11-13 17:31:22,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:31:22,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:31:22,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 17:31:22,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 17:31:22,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:31:22,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 17:31:22,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 17:31:23,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 17:31:23,073 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 [2021-11-13 17:31:23,074 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.25) internal successors, (15), 12 states have internal predecessors, (15), 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 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:31:23,164 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.25) internal successors, (15), 12 states have internal predecessors, (15), 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 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 32 states and 38 transitions. Complement of second has 8 states. [2021-11-13 17:31:23,165 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 [2021-11-13 17:31:23,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:31:23,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 25 transitions. [2021-11-13 17:31:23,174 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 25 transitions. Stem has 2 letters. Loop has 5 letters. [2021-11-13 17:31:23,176 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-13 17:31:23,176 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 25 transitions. Stem has 7 letters. Loop has 5 letters. [2021-11-13 17:31:23,176 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-13 17:31:23,176 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 25 transitions. Stem has 2 letters. Loop has 10 letters. [2021-11-13 17:31:23,177 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-13 17:31:23,177 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 38 transitions. [2021-11-13 17:31:23,180 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-13 17:31:23,182 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 0 states and 0 transitions. [2021-11-13 17:31:23,183 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-11-13 17:31:23,183 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-11-13 17:31:23,184 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-11-13 17:31:23,184 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 17:31:23,184 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-13 17:31:23,184 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-13 17:31:23,184 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-13 17:31:23,184 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-11-13 17:31:23,185 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-11-13 17:31:23,185 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-13 17:31:23,185 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-11-13 17:31:23,191 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.11 05:31:23 BoogieIcfgContainer [2021-11-13 17:31:23,191 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-13 17:31:23,192 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 17:31:23,192 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 17:31:23,192 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 17:31:23,193 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 05:31:18" (3/4) ... [2021-11-13 17:31:23,196 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-13 17:31:23,196 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 17:31:23,197 INFO L158 Benchmark]: Toolchain (without parser) took 4939.33ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 63.7MB in the beginning and 41.7MB in the end (delta: 22.0MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. [2021-11-13 17:31:23,197 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 98.6MB. Free memory was 70.1MB in the beginning and 70.1MB in the end (delta: 24.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 17:31:23,198 INFO L158 Benchmark]: CACSL2BoogieTranslator took 294.66ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 63.4MB in the beginning and 94.0MB in the end (delta: -30.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-13 17:31:23,199 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.01ms. Allocated memory is still 119.5MB. Free memory was 94.0MB in the beginning and 92.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 17:31:23,199 INFO L158 Benchmark]: Boogie Preprocessor took 24.42ms. Allocated memory is still 119.5MB. Free memory was 92.4MB in the beginning and 91.6MB in the end (delta: 884.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 17:31:23,200 INFO L158 Benchmark]: RCFGBuilder took 319.28ms. Allocated memory is still 119.5MB. Free memory was 91.2MB in the beginning and 82.0MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-13 17:31:23,200 INFO L158 Benchmark]: BuchiAutomizer took 4255.25ms. Allocated memory is still 119.5MB. Free memory was 82.0MB in the beginning and 41.7MB in the end (delta: 40.3MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2021-11-13 17:31:23,201 INFO L158 Benchmark]: Witness Printer took 4.01ms. Allocated memory is still 119.5MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 17:31:23,204 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 98.6MB. Free memory was 70.1MB in the beginning and 70.1MB in the end (delta: 24.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 294.66ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 63.4MB in the beginning and 94.0MB in the end (delta: -30.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.01ms. Allocated memory is still 119.5MB. Free memory was 94.0MB in the beginning and 92.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.42ms. Allocated memory is still 119.5MB. Free memory was 92.4MB in the beginning and 91.6MB in the end (delta: 884.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 319.28ms. Allocated memory is still 119.5MB. Free memory was 91.2MB in the beginning and 82.0MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 4255.25ms. Allocated memory is still 119.5MB. Free memory was 82.0MB in the beginning and 41.7MB in the end (delta: 40.3MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. * Witness Printer took 4.01ms. Allocated memory is still 119.5MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#length-unknown[pathbuf] + -1 * p and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.1s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8 SdHoareTripleChecker+Valid, 19.27ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 14.39ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 15 IncrementalHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 5 mSDtfsCounter, 15 mSolverCounterSat, 1.30ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital203 mio100 ax100 hnf100 lsp92 ukn80 mio100 lsp42 div100 bol100 ite100 ukn100 eq196 hnf88 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 54ms 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! [2021-11-13 17:31:23,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-13 17:31:23,465 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14fbabe6-bc3f-447b-a684-a09ba57c63f8/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE