./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/a.08-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/a.08-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6c2edc31dcdc4b2a4abe4268de27cc56aedb322bc6628c226d1c7bd6753071a5 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 13:39:38,663 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 13:39:38,665 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 13:39:38,676 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 13:39:38,677 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 13:39:38,677 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 13:39:38,678 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 13:39:38,679 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 13:39:38,680 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 13:39:38,680 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 13:39:38,681 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 13:39:38,682 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 13:39:38,682 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 13:39:38,683 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 13:39:38,683 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 13:39:38,684 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 13:39:38,685 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 13:39:38,685 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 13:39:38,686 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 13:39:38,687 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 13:39:38,688 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 13:39:38,689 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 13:39:38,690 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 13:39:38,690 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 13:39:38,704 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 13:39:38,704 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 13:39:38,705 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 13:39:38,705 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 13:39:38,706 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 13:39:38,706 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 13:39:38,707 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 13:39:38,707 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 13:39:38,708 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 13:39:38,708 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 13:39:38,709 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 13:39:38,709 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 13:39:38,710 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 13:39:38,710 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 13:39:38,710 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 13:39:38,711 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 13:39:38,711 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 13:39:38,712 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-12-13 13:39:38,739 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 13:39:38,739 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 13:39:38,740 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 13:39:38,740 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 13:39:38,741 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 13:39:38,741 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 13:39:38,741 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 13:39:38,747 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-12-13 13:39:38,747 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-12-13 13:39:38,747 INFO L138 SettingsManager]: * Use old map elimination=false [2022-12-13 13:39:38,747 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-12-13 13:39:38,747 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-12-13 13:39:38,747 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-12-13 13:39:38,747 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 13:39:38,748 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 13:39:38,748 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 13:39:38,748 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 13:39:38,748 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-12-13 13:39:38,748 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-12-13 13:39:38,748 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-12-13 13:39:38,748 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 13:39:38,749 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-12-13 13:39:38,749 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 13:39:38,749 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-12-13 13:39:38,749 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 13:39:38,749 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 13:39:38,750 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 13:39:38,750 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 13:39:38,751 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-12-13 13:39:38,751 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_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c2edc31dcdc4b2a4abe4268de27cc56aedb322bc6628c226d1c7bd6753071a5 [2022-12-13 13:39:38,926 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 13:39:38,946 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 13:39:38,949 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 13:39:38,950 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 13:39:38,950 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 13:39:38,952 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/termination-memory-alloca/a.08-alloca.i [2022-12-13 13:39:41,551 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 13:39:41,732 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 13:39:41,732 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/sv-benchmarks/c/termination-memory-alloca/a.08-alloca.i [2022-12-13 13:39:41,741 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/data/cfe6935fb/a434328d84b84c39bea6f0fefe503cd3/FLAG357101e8b [2022-12-13 13:39:42,133 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/data/cfe6935fb/a434328d84b84c39bea6f0fefe503cd3 [2022-12-13 13:39:42,140 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 13:39:42,142 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 13:39:42,143 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 13:39:42,144 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 13:39:42,149 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 13:39:42,150 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 01:39:42" (1/1) ... [2022-12-13 13:39:42,151 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60944967 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:39:42, skipping insertion in model container [2022-12-13 13:39:42,152 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 01:39:42" (1/1) ... [2022-12-13 13:39:42,161 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 13:39:42,192 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 13:39:42,406 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 13:39:42,417 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 13:39:42,451 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 13:39:42,474 INFO L208 MainTranslator]: Completed translation [2022-12-13 13:39:42,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:39:42 WrapperNode [2022-12-13 13:39:42,475 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 13:39:42,476 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 13:39:42,476 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 13:39:42,476 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 13:39:42,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:39:42" (1/1) ... [2022-12-13 13:39:42,495 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:39:42" (1/1) ... [2022-12-13 13:39:42,514 INFO L138 Inliner]: procedures = 111, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 62 [2022-12-13 13:39:42,515 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 13:39:42,516 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 13:39:42,516 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 13:39:42,516 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 13:39:42,525 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:39:42" (1/1) ... [2022-12-13 13:39:42,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:39:42" (1/1) ... [2022-12-13 13:39:42,528 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:39:42" (1/1) ... [2022-12-13 13:39:42,528 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:39:42" (1/1) ... [2022-12-13 13:39:42,531 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:39:42" (1/1) ... [2022-12-13 13:39:42,534 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:39:42" (1/1) ... [2022-12-13 13:39:42,535 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:39:42" (1/1) ... [2022-12-13 13:39:42,536 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:39:42" (1/1) ... [2022-12-13 13:39:42,538 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 13:39:42,539 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 13:39:42,539 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 13:39:42,540 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 13:39:42,540 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:39:42" (1/1) ... [2022-12-13 13:39:42,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 13:39:42,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 13:39:42,571 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 13:39:42,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-12-13 13:39:42,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 13:39:42,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 13:39:42,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 13:39:42,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 13:39:42,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 13:39:42,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 13:39:42,683 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 13:39:42,684 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 13:39:42,787 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 13:39:42,793 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 13:39:42,793 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-13 13:39:42,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 01:39:42 BoogieIcfgContainer [2022-12-13 13:39:42,796 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 13:39:42,797 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-12-13 13:39:42,797 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-12-13 13:39:42,802 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-12-13 13:39:42,803 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 13:39:42,803 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.12 01:39:42" (1/3) ... [2022-12-13 13:39:42,804 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@40971cfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 01:39:42, skipping insertion in model container [2022-12-13 13:39:42,804 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 13:39:42,804 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:39:42" (2/3) ... [2022-12-13 13:39:42,805 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@40971cfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 01:39:42, skipping insertion in model container [2022-12-13 13:39:42,805 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 13:39:42,805 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 01:39:42" (3/3) ... [2022-12-13 13:39:42,807 INFO L332 chiAutomizerObserver]: Analyzing ICFG a.08-alloca.i [2022-12-13 13:39:42,864 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-12-13 13:39:42,864 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-12-13 13:39:42,865 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-12-13 13:39:42,865 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-12-13 13:39:42,865 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-12-13 13:39:42,865 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-12-13 13:39:42,865 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-12-13 13:39:42,865 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-12-13 13:39:42,869 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 9 states have internal predecessors, (12), 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) [2022-12-13 13:39:42,887 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-12-13 13:39:42,888 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 13:39:42,888 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 13:39:42,893 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-12-13 13:39:42,893 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-12-13 13:39:42,893 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-12-13 13:39:42,893 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 9 states have internal predecessors, (12), 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) [2022-12-13 13:39:42,894 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-12-13 13:39:42,894 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 13:39:42,894 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 13:39:42,895 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-12-13 13:39:42,895 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-12-13 13:39:42,903 INFO L748 eck$LassoCheckResult]: Stem: 6#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~nondet13#1, main_#t~ret14#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet12#1, main_#t~nondet13#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem9#1, test_fun_#t~mem10#1, test_fun_#t~mem5#1, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~short8#1, test_fun_#t~mem11#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 8#L555-5true [2022-12-13 13:39:42,904 INFO L750 eck$LassoCheckResult]: Loop: 8#L555-5true call test_fun_#t~mem5#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem5#1 > test_fun_#t~mem6#1; 10#L555-1true assume test_fun_#t~short8#1;call test_fun_#t~mem7#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem7#1 < 2147483647; 3#L555-3true assume !!test_fun_#t~short8#1;havoc test_fun_#t~mem5#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~short8#1;call test_fun_#t~mem9#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(1 + test_fun_#t~mem9#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem9#1;call test_fun_#t~mem10#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(2 + test_fun_#t~mem10#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem10#1; 8#L555-5true [2022-12-13 13:39:42,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:39:42,910 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-12-13 13:39:42,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:39:42,919 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569779813] [2022-12-13 13:39:42,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:39:42,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:39:43,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 13:39:43,047 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 13:39:43,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 13:39:43,080 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 13:39:43,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:39:43,083 INFO L85 PathProgramCache]: Analyzing trace with hash 36846, now seen corresponding path program 1 times [2022-12-13 13:39:43,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:39:43,083 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580743819] [2022-12-13 13:39:43,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:39:43,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:39:43,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 13:39:43,112 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 13:39:43,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 13:39:43,124 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 13:39:43,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:39:43,126 INFO L85 PathProgramCache]: Analyzing trace with hash 28695788, now seen corresponding path program 1 times [2022-12-13 13:39:43,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:39:43,127 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176974642] [2022-12-13 13:39:43,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:39:43,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:39:43,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 13:39:43,173 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 13:39:43,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 13:39:43,195 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 13:39:43,839 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 13:39:43,840 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 13:39:43,840 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 13:39:43,840 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 13:39:43,840 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 13:39:43,840 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 13:39:43,840 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 13:39:43,840 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 13:39:43,840 INFO L133 ssoRankerPreferences]: Filename of dumped script: a.08-alloca.i_Iteration1_Lasso [2022-12-13 13:39:43,840 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 13:39:43,840 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 13:39:43,854 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 13:39:43,861 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 13:39:43,863 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 13:39:43,866 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 13:39:43,868 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 13:39:43,870 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 13:39:43,872 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 13:39:43,874 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 13:39:43,876 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 13:39:44,268 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 13:39:44,270 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 13:39:44,272 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 13:39:44,273 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 13:39:44,275 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 13:39:44,277 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 13:39:44,278 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 13:39:44,280 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 13:39:44,559 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 13:39:44,563 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 13:39:44,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 13:39:44,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 13:39:44,565 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 13:39:44,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-12-13 13:39:44,567 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 [2022-12-13 13:39:44,578 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 13:39:44,578 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 13:39:44,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 13:39:44,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 13:39:44,579 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 13:39:44,581 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 13:39:44,581 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 13:39:44,583 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 13:39:44,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-12-13 13:39:44,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 13:39:44,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 13:39:44,589 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 13:39:44,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-12-13 13:39:44,591 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 [2022-12-13 13:39:44,601 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 13:39:44,601 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 13:39:44,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 13:39:44,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 13:39:44,602 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 13:39:44,602 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 13:39:44,602 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 13:39:44,604 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 13:39:44,606 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2022-12-13 13:39:44,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 13:39:44,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 13:39:44,608 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 13:39:44,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-12-13 13:39:44,610 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 [2022-12-13 13:39:44,620 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 13:39:44,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 13:39:44,620 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 13:39:44,620 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 13:39:44,623 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 13:39:44,623 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 13:39:44,626 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 13:39:44,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2022-12-13 13:39:44,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 13:39:44,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 13:39:44,630 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 13:39:44,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-12-13 13:39:44,632 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 [2022-12-13 13:39:44,642 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 13:39:44,642 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 13:39:44,642 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 13:39:44,643 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 13:39:44,645 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 13:39:44,645 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 13:39:44,648 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 13:39:44,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2022-12-13 13:39:44,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 13:39:44,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 13:39:44,652 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 13:39:44,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-12-13 13:39:44,655 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 [2022-12-13 13:39:44,664 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 13:39:44,665 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 13:39:44,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 13:39:44,665 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 13:39:44,667 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 13:39:44,667 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 13:39:44,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 13:39:44,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-12-13 13:39:44,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 13:39:44,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 13:39:44,675 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 13:39:44,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-12-13 13:39:44,677 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 [2022-12-13 13:39:44,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 13:39:44,687 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 13:39:44,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 13:39:44,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 13:39:44,687 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 13:39:44,688 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 13:39:44,688 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 13:39:44,689 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 13:39:44,692 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2022-12-13 13:39:44,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 13:39:44,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 13:39:44,694 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 13:39:44,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-12-13 13:39:44,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 13:39:44,707 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 13:39:44,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 13:39:44,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 13:39:44,707 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 13:39:44,709 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 13:39:44,709 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 13:39:44,713 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 13:39:44,716 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-12-13 13:39:44,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 13:39:44,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 13:39:44,717 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 13:39:44,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-12-13 13:39:44,719 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 [2022-12-13 13:39:44,729 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 13:39:44,730 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 13:39:44,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 13:39:44,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 13:39:44,730 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 13:39:44,730 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 13:39:44,731 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 13:39:44,732 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 13:39:44,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2022-12-13 13:39:44,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 13:39:44,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 13:39:44,736 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 13:39:44,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-12-13 13:39:44,738 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 13:39:44,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 13:39:44,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 13:39:44,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 13:39:44,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 13:39:44,758 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 13:39:44,758 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 13:39:44,774 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 13:39:44,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-12-13 13:39:44,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 13:39:44,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 13:39:44,778 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 13:39:44,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-12-13 13:39:44,781 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 [2022-12-13 13:39:44,793 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 13:39:44,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 13:39:44,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 13:39:44,794 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 13:39:44,800 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 13:39:44,800 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 13:39:44,814 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 13:39:44,841 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2022-12-13 13:39:44,841 INFO L444 ModelExtractionUtils]: 9 out of 28 variables were initially zero. Simplification set additionally 16 variables to zero. [2022-12-13 13:39:44,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 13:39:44,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 13:39:44,883 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 13:39:44,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-12-13 13:39:44,885 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 13:39:44,897 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 13:39:44,897 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 13:39:44,897 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~y_ref~0#1.base) ULTIMATE.start_test_fun_~y_ref~0#1.offset)_1) = -1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~y_ref~0#1.base) ULTIMATE.start_test_fun_~y_ref~0#1.offset)_1 + 2147483646 Supporting invariants [] [2022-12-13 13:39:44,901 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2022-12-13 13:39:44,946 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-12-13 13:39:44,992 INFO L156 tatePredicateManager]: 20 out of 20 supporting invariants were superfluous and have been removed [2022-12-13 13:39:45,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:39:45,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:39:45,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 13:39:45,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:39:45,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:39:45,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-13 13:39:45,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:39:45,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 13:39:45,200 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-12-13 13:39:45,202 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 10 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 9 states have internal predecessors, (12), 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 1.25) internal successors, (5), 4 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) [2022-12-13 13:39:45,267 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 10 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 9 states have internal predecessors, (12), 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 1.25) internal successors, (5), 4 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 38 states and 44 transitions. Complement of second has 9 states. [2022-12-13 13:39:45,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2022-12-13 13:39:45,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 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) [2022-12-13 13:39:45,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 24 transitions. [2022-12-13 13:39:45,275 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 24 transitions. Stem has 2 letters. Loop has 3 letters. [2022-12-13 13:39:45,276 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 13:39:45,276 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 24 transitions. Stem has 5 letters. Loop has 3 letters. [2022-12-13 13:39:45,276 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 13:39:45,276 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 24 transitions. Stem has 2 letters. Loop has 6 letters. [2022-12-13 13:39:45,277 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 13:39:45,277 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 38 states and 44 transitions. [2022-12-13 13:39:45,280 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-12-13 13:39:45,283 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 38 states to 12 states and 15 transitions. [2022-12-13 13:39:45,284 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2022-12-13 13:39:45,284 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2022-12-13 13:39:45,285 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 15 transitions. [2022-12-13 13:39:45,285 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 13:39:45,285 INFO L218 hiAutomatonCegarLoop]: Abstraction has 12 states and 15 transitions. [2022-12-13 13:39:45,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states and 15 transitions. [2022-12-13 13:39:45,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 11. [2022-12-13 13:39:45,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 10 states have internal predecessors, (14), 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) [2022-12-13 13:39:45,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 14 transitions. [2022-12-13 13:39:45,305 INFO L240 hiAutomatonCegarLoop]: Abstraction has 11 states and 14 transitions. [2022-12-13 13:39:45,305 INFO L428 stractBuchiCegarLoop]: Abstraction has 11 states and 14 transitions. [2022-12-13 13:39:45,305 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-12-13 13:39:45,305 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states and 14 transitions. [2022-12-13 13:39:45,306 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-12-13 13:39:45,306 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 13:39:45,306 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 13:39:45,306 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-12-13 13:39:45,306 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-12-13 13:39:45,306 INFO L748 eck$LassoCheckResult]: Stem: 177#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 178#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~nondet13#1, main_#t~ret14#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet12#1, main_#t~nondet13#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem9#1, test_fun_#t~mem10#1, test_fun_#t~mem5#1, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~short8#1, test_fun_#t~mem11#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 182#L555-5 call test_fun_#t~mem5#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem5#1 > test_fun_#t~mem6#1; 179#L555-1 [2022-12-13 13:39:45,306 INFO L750 eck$LassoCheckResult]: Loop: 179#L555-1 assume !test_fun_#t~short8#1; 173#L555-3 assume !!test_fun_#t~short8#1;havoc test_fun_#t~mem5#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~short8#1;call test_fun_#t~mem9#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(1 + test_fun_#t~mem9#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem9#1;call test_fun_#t~mem10#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(2 + test_fun_#t~mem10#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem10#1; 174#L555-5 call test_fun_#t~mem5#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem5#1 > test_fun_#t~mem6#1; 179#L555-1 [2022-12-13 13:39:45,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:39:45,307 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2022-12-13 13:39:45,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:39:45,307 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981647556] [2022-12-13 13:39:45,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:39:45,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:39:45,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 13:39:45,329 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 13:39:45,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 13:39:45,340 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 13:39:45,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:39:45,340 INFO L85 PathProgramCache]: Analyzing trace with hash 41888, now seen corresponding path program 1 times [2022-12-13 13:39:45,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:39:45,340 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709361403] [2022-12-13 13:39:45,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:39:45,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:39:45,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:39:45,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 13:39:45,372 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:39:45,372 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709361403] [2022-12-13 13:39:45,373 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1709361403] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:39:45,373 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:39:45,373 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 13:39:45,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545832852] [2022-12-13 13:39:45,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:39:45,376 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-12-13 13:39:45,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:39:45,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 13:39:45,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:39:45,379 INFO L87 Difference]: Start difference. First operand 11 states and 14 transitions. cyclomatic complexity: 5 Second operand has 3 states, 3 states have (on average 1.0) internal successors, (3), 2 states have internal predecessors, (3), 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) [2022-12-13 13:39:45,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:39:45,390 INFO L93 Difference]: Finished difference Result 9 states and 10 transitions. [2022-12-13 13:39:45,390 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9 states and 10 transitions. [2022-12-13 13:39:45,391 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-12-13 13:39:45,391 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9 states to 0 states and 0 transitions. [2022-12-13 13:39:45,391 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-12-13 13:39:45,391 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-12-13 13:39:45,391 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-12-13 13:39:45,391 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 13:39:45,391 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 13:39:45,391 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 13:39:45,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 13:39:45,392 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 13:39:45,392 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-12-13 13:39:45,392 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-12-13 13:39:45,392 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-12-13 13:39:45,392 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-12-13 13:39:45,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.12 01:39:45 BoogieIcfgContainer [2022-12-13 13:39:45,398 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-12-13 13:39:45,398 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 13:39:45,398 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 13:39:45,398 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 13:39:45,399 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 01:39:42" (3/4) ... [2022-12-13 13:39:45,400 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 13:39:45,400 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 13:39:45,401 INFO L158 Benchmark]: Toolchain (without parser) took 3259.50ms. Allocated memory was 132.1MB in the beginning and 165.7MB in the end (delta: 33.6MB). Free memory was 92.0MB in the beginning and 89.8MB in the end (delta: 2.1MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2022-12-13 13:39:45,401 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 132.1MB. Free memory is still 98.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 13:39:45,402 INFO L158 Benchmark]: CACSL2BoogieTranslator took 331.62ms. Allocated memory is still 132.1MB. Free memory was 91.6MB in the beginning and 76.3MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-13 13:39:45,402 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.33ms. Allocated memory is still 132.1MB. Free memory was 76.3MB in the beginning and 74.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 13:39:45,402 INFO L158 Benchmark]: Boogie Preprocessor took 22.76ms. Allocated memory is still 132.1MB. Free memory was 74.4MB in the beginning and 73.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 13:39:45,403 INFO L158 Benchmark]: RCFGBuilder took 256.83ms. Allocated memory is still 132.1MB. Free memory was 73.0MB in the beginning and 61.4MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-13 13:39:45,403 INFO L158 Benchmark]: BuchiAutomizer took 2600.81ms. Allocated memory was 132.1MB in the beginning and 165.7MB in the end (delta: 33.6MB). Free memory was 61.4MB in the beginning and 89.8MB in the end (delta: -28.5MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2022-12-13 13:39:45,403 INFO L158 Benchmark]: Witness Printer took 2.45ms. Allocated memory is still 165.7MB. Free memory is still 89.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 13:39:45,405 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 132.1MB. Free memory is still 98.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 331.62ms. Allocated memory is still 132.1MB. Free memory was 91.6MB in the beginning and 76.3MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.33ms. Allocated memory is still 132.1MB. Free memory was 76.3MB in the beginning and 74.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.76ms. Allocated memory is still 132.1MB. Free memory was 74.4MB in the beginning and 73.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 256.83ms. Allocated memory is still 132.1MB. Free memory was 73.0MB in the beginning and 61.4MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 2600.81ms. Allocated memory was 132.1MB in the beginning and 165.7MB in the end (delta: 33.6MB). Free memory was 61.4MB in the beginning and 89.8MB in the end (delta: -28.5MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. * Witness Printer took 2.45ms. Allocated memory is still 165.7MB. Free memory is still 89.8MB. 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 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * unknown-#memory_int-unknown[y_ref][y_ref] + 2147483646 and consists of 6 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.5s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 2.1s. 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 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 12 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11 mSDsluCounter, 21 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 23 IncrementalHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 11 mSDtfsCounter, 23 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital285 mio100 ax106 hnf100 lsp91 ukn58 mio100 lsp34 div100 bol100 ite100 ukn100 eq178 hnf88 smp96 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 19ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-12-13 13:39:45,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39494d0d-861c-418a-9b1b-896c9ef90334/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE