./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/cstrncat-alloca-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 8393723b 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_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/cstrncat-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro --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 6371c4611e316d2d263767edd018a520ca95364feb4c5ab9be1def305b667b3d --- 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-8393723 [2022-11-18 18:28:46,635 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 18:28:46,638 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 18:28:46,673 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 18:28:46,673 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 18:28:46,677 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 18:28:46,680 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 18:28:46,683 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 18:28:46,685 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 18:28:46,693 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 18:28:46,694 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 18:28:46,697 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 18:28:46,697 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 18:28:46,701 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 18:28:46,702 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 18:28:46,704 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 18:28:46,705 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 18:28:46,706 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 18:28:46,707 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 18:28:46,709 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 18:28:46,711 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 18:28:46,712 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 18:28:46,713 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 18:28:46,714 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 18:28:46,718 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 18:28:46,719 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 18:28:46,719 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 18:28:46,720 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 18:28:46,721 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 18:28:46,722 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 18:28:46,722 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 18:28:46,723 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 18:28:46,724 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 18:28:46,726 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 18:28:46,727 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 18:28:46,727 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 18:28:46,728 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 18:28:46,728 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 18:28:46,729 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 18:28:46,730 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 18:28:46,731 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 18:28:46,732 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-11-18 18:28:46,756 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 18:28:46,756 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 18:28:46,756 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 18:28:46,757 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 18:28:46,758 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 18:28:46,758 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 18:28:46,758 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 18:28:46,759 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-18 18:28:46,759 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-18 18:28:46,759 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-18 18:28:46,759 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-18 18:28:46,760 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-18 18:28:46,760 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-18 18:28:46,760 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 18:28:46,760 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 18:28:46,761 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 18:28:46,761 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 18:28:46,761 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-18 18:28:46,761 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-18 18:28:46,761 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-18 18:28:46,762 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 18:28:46,762 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-18 18:28:46,762 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 18:28:46,762 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-18 18:28:46,763 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 18:28:46,763 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 18:28:46,763 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 18:28:46,763 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 18:28:46,764 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-18 18:28:46,765 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_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6371c4611e316d2d263767edd018a520ca95364feb4c5ab9be1def305b667b3d [2022-11-18 18:28:47,055 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 18:28:47,099 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 18:28:47,102 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 18:28:47,104 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 18:28:47,105 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 18:28:47,106 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/termination-memory-alloca/cstrncat-alloca-1.i [2022-11-18 18:28:47,193 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/data/fc9ffdfa0/15853af5de8440d3a7771cb428e7297e/FLAG2e3dfb432 [2022-11-18 18:28:47,712 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 18:28:47,712 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/sv-benchmarks/c/termination-memory-alloca/cstrncat-alloca-1.i [2022-11-18 18:28:47,724 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/data/fc9ffdfa0/15853af5de8440d3a7771cb428e7297e/FLAG2e3dfb432 [2022-11-18 18:28:48,028 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/data/fc9ffdfa0/15853af5de8440d3a7771cb428e7297e [2022-11-18 18:28:48,032 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 18:28:48,033 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 18:28:48,036 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 18:28:48,036 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 18:28:48,040 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 18:28:48,040 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:28:48" (1/1) ... [2022-11-18 18:28:48,041 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@512a1462 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:28:48, skipping insertion in model container [2022-11-18 18:28:48,042 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:28:48" (1/1) ... [2022-11-18 18:28:48,050 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 18:28:48,087 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 18:28:48,515 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:28:48,530 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 18:28:48,592 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:28:48,637 INFO L208 MainTranslator]: Completed translation [2022-11-18 18:28:48,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:28:48 WrapperNode [2022-11-18 18:28:48,637 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 18:28:48,639 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 18:28:48,639 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 18:28:48,639 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 18:28:48,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:28:48" (1/1) ... [2022-11-18 18:28:48,681 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:28:48" (1/1) ... [2022-11-18 18:28:48,717 INFO L138 Inliner]: procedures = 111, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 82 [2022-11-18 18:28:48,718 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 18:28:48,719 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 18:28:48,720 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 18:28:48,720 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 18:28:48,730 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:28:48" (1/1) ... [2022-11-18 18:28:48,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:28:48" (1/1) ... [2022-11-18 18:28:48,750 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:28:48" (1/1) ... [2022-11-18 18:28:48,750 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:28:48" (1/1) ... [2022-11-18 18:28:48,755 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:28:48" (1/1) ... [2022-11-18 18:28:48,759 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:28:48" (1/1) ... [2022-11-18 18:28:48,760 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:28:48" (1/1) ... [2022-11-18 18:28:48,762 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:28:48" (1/1) ... [2022-11-18 18:28:48,764 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 18:28:48,771 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 18:28:48,781 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 18:28:48,781 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 18:28:48,782 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:28:48" (1/1) ... [2022-11-18 18:28:48,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:28:48,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:28:48,826 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:28:48,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-18 18:28:48,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 18:28:48,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 18:28:48,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 18:28:48,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 18:28:48,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 18:28:48,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 18:28:49,015 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 18:28:49,028 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 18:28:49,230 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 18:28:49,237 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 18:28:49,237 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-18 18:28:49,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:28:49 BoogieIcfgContainer [2022-11-18 18:28:49,240 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 18:28:49,241 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-18 18:28:49,242 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-18 18:28:49,247 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-18 18:28:49,249 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-18 18:28:49,249 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 18.11 06:28:48" (1/3) ... [2022-11-18 18:28:49,250 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@47515da8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 06:28:49, skipping insertion in model container [2022-11-18 18:28:49,251 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-18 18:28:49,251 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:28:48" (2/3) ... [2022-11-18 18:28:49,251 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@47515da8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 06:28:49, skipping insertion in model container [2022-11-18 18:28:49,251 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-18 18:28:49,252 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:28:49" (3/3) ... [2022-11-18 18:28:49,253 INFO L332 chiAutomizerObserver]: Analyzing ICFG cstrncat-alloca-1.i [2022-11-18 18:28:49,319 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-18 18:28:49,319 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-18 18:28:49,319 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-18 18:28:49,320 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-18 18:28:49,320 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-18 18:28:49,320 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-18 18:28:49,320 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-18 18:28:49,320 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-18 18:28:49,325 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.588235294117647) internal successors, (27), 17 states have internal predecessors, (27), 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) [2022-11-18 18:28:49,351 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-11-18 18:28:49,365 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 18:28:49,365 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 18:28:49,372 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-11-18 18:28:49,377 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-18 18:28:49,377 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-18 18:28:49,378 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.588235294117647) internal successors, (27), 17 states have internal predecessors, (27), 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) [2022-11-18 18:28:49,380 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-11-18 18:28:49,380 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 18:28:49,380 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 18:28:49,380 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-11-18 18:28:49,381 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-18 18:28:49,395 INFO L748 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~ret15#1.base, main_#t~ret15#1.offset, main_~length1~0#1, main_~length2~0#1, main_~n~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1;main_~length2~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;main_~n~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 15#L564true assume !(main_~length1~0#1 < 1); 16#L564-2true assume !(main_~length2~0#1 < 1); 5#L567-1true assume !(main_~n~0#1 < 1); 17#L570-1true assume !(main_~length1~0#1 < main_~n~0#1 || main_~length1~0#1 - main_~n~0#1 < main_~length2~0#1);call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - main_~n~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrncat } true;cstrncat_#in~s1#1.base, cstrncat_#in~s1#1.offset, cstrncat_#in~s2#1.base, cstrncat_#in~s2#1.offset, cstrncat_#in~n#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~n~0#1;havoc cstrncat_#res#1.base, cstrncat_#res#1.offset;havoc cstrncat_#t~post3#1.base, cstrncat_#t~post3#1.offset, cstrncat_#t~mem2#1, cstrncat_#t~post7#1, cstrncat_#t~post8#1.base, cstrncat_#t~post8#1.offset, cstrncat_#t~post4#1.base, cstrncat_#t~post4#1.offset, cstrncat_#t~mem5#1, cstrncat_#t~short6#1, cstrncat_#t~mem9#1, cstrncat_~s1#1.base, cstrncat_~s1#1.offset, cstrncat_~s2#1.base, cstrncat_~s2#1.offset, cstrncat_~n#1, cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset;cstrncat_~s1#1.base, cstrncat_~s1#1.offset := cstrncat_#in~s1#1.base, cstrncat_#in~s1#1.offset;cstrncat_~s2#1.base, cstrncat_~s2#1.offset := cstrncat_#in~s2#1.base, cstrncat_#in~s2#1.offset;cstrncat_~n#1 := cstrncat_#in~n#1;cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset := cstrncat_~s1#1.base, cstrncat_~s1#1.offset; 8#L550-3true [2022-11-18 18:28:49,396 INFO L750 eck$LassoCheckResult]: Loop: 8#L550-3true call cstrncat_#t~mem2#1 := read~int(cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset, 1); 18#L550-1true assume !!(0 != cstrncat_#t~mem2#1);havoc cstrncat_#t~mem2#1;cstrncat_#t~post3#1.base, cstrncat_#t~post3#1.offset := cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset;cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset := cstrncat_#t~post3#1.base, 1 + cstrncat_#t~post3#1.offset;havoc cstrncat_#t~post3#1.base, cstrncat_#t~post3#1.offset; 8#L550-3true [2022-11-18 18:28:49,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:28:49,412 INFO L85 PathProgramCache]: Analyzing trace with hash 889572367, now seen corresponding path program 1 times [2022-11-18 18:28:49,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:28:49,426 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1692226124] [2022-11-18 18:28:49,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:28:49,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:28:49,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:28:49,579 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 18:28:49,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:28:49,630 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 18:28:49,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:28:49,633 INFO L85 PathProgramCache]: Analyzing trace with hash 1926, now seen corresponding path program 1 times [2022-11-18 18:28:49,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:28:49,634 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [98882215] [2022-11-18 18:28:49,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:28:49,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:28:49,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:28:49,643 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 18:28:49,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:28:49,653 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 18:28:49,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:28:49,655 INFO L85 PathProgramCache]: Analyzing trace with hash 180553748, now seen corresponding path program 1 times [2022-11-18 18:28:49,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:28:49,656 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231203209] [2022-11-18 18:28:49,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:28:49,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:28:49,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:28:49,733 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 18:28:49,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:28:49,800 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 18:28:50,860 INFO L210 LassoAnalysis]: Preferences: [2022-11-18 18:28:50,862 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-18 18:28:50,863 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-18 18:28:50,863 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-18 18:28:50,863 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-18 18:28:50,863 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:28:50,864 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-18 18:28:50,864 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-18 18:28:50,865 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrncat-alloca-1.i_Iteration1_Lasso [2022-11-18 18:28:50,865 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-18 18:28:50,866 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-18 18:28:50,895 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:28:50,907 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:28:50,917 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:28:50,920 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:28:50,924 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:28:50,927 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:28:50,930 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:28:50,932 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:28:50,935 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:28:50,938 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:28:50,941 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:28:50,943 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:28:50,947 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:28:50,949 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:28:50,952 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:28:50,955 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:28:50,957 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:28:50,960 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:28:50,963 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:28:50,966 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:28:50,969 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:28:50,972 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:28:50,976 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:28:51,753 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:28:51,756 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:28:52,648 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-18 18:28:52,654 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-18 18:28:52,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:28:52,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:28:52,662 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:28:52,680 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 [2022-11-18 18:28:52,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-18 18:28:52,698 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:28:52,700 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:28:52,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:28:52,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:28:52,700 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:28:52,703 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:28:52,703 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:28:52,708 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:28:52,718 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-18 18:28:52,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:28:52,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:28:52,720 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:28:52,735 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 [2022-11-18 18:28:52,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-18 18:28:52,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:28:52,749 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:28:52,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:28:52,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:28:52,749 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:28:52,752 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:28:52,752 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:28:52,762 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:28:52,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-18 18:28:52,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:28:52,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:28:52,772 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:28:52,781 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 [2022-11-18 18:28:52,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-18 18:28:52,794 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:28:52,794 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:28:52,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:28:52,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:28:52,794 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:28:52,795 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:28:52,795 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:28:52,804 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:28:52,812 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-18 18:28:52,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:28:52,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:28:52,814 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:28:52,823 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 [2022-11-18 18:28:52,836 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:28:52,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:28:52,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:28:52,836 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:28:52,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-18 18:28:52,840 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:28:52,840 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:28:52,857 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:28:52,865 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-18 18:28:52,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:28:52,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:28:52,868 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:28:52,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-18 18:28:52,878 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 [2022-11-18 18:28:52,890 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:28:52,890 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:28:52,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:28:52,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:28:52,890 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:28:52,891 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:28:52,891 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:28:52,913 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:28:52,921 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-18 18:28:52,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:28:52,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:28:52,924 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:28:52,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-18 18:28:52,934 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 [2022-11-18 18:28:52,947 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:28:52,947 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:28:52,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:28:52,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:28:52,947 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:28:52,949 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:28:52,949 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:28:52,958 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:28:52,966 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-18 18:28:52,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:28:52,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:28:52,972 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:28:52,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-18 18:28:52,986 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 [2022-11-18 18:28:52,999 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:28:52,999 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:28:53,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:28:53,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:28:53,000 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:28:53,001 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:28:53,001 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:28:53,010 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:28:53,018 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-11-18 18:28:53,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:28:53,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:28:53,020 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:28:53,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-18 18:28:53,025 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 [2022-11-18 18:28:53,038 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:28:53,038 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:28:53,038 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:28:53,039 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:28:53,041 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:28:53,041 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:28:53,052 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:28:53,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-18 18:28:53,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:28:53,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:28:53,063 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:28:53,075 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 [2022-11-18 18:28:53,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-18 18:28:53,088 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:28:53,088 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:28:53,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:28:53,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:28:53,089 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:28:53,090 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:28:53,090 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:28:53,105 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:28:53,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-18 18:28:53,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:28:53,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:28:53,115 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:28:53,129 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 [2022-11-18 18:28:53,141 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:28:53,141 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:28:53,141 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:28:53,142 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:28:53,142 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:28:53,142 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:28:53,142 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:28:53,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-18 18:28:53,161 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:28:53,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-18 18:28:53,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:28:53,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:28:53,171 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:28:53,175 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 [2022-11-18 18:28:53,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-18 18:28:53,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:28:53,193 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:28:53,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:28:53,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:28:53,193 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:28:53,196 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:28:53,196 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:28:53,205 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:28:53,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-18 18:28:53,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:28:53,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:28:53,216 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:28:53,225 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 [2022-11-18 18:28:53,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-18 18:28:53,238 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:28:53,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:28:53,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:28:53,239 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:28:53,241 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:28:53,242 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:28:53,253 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:28:53,262 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-18 18:28:53,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:28:53,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:28:53,264 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:28:53,273 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 [2022-11-18 18:28:53,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-18 18:28:53,286 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:28:53,286 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:28:53,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:28:53,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:28:53,287 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:28:53,288 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:28:53,288 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:28:53,313 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:28:53,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-18 18:28:53,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:28:53,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:28:53,323 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:28:53,327 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 [2022-11-18 18:28:53,340 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:28:53,340 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:28:53,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:28:53,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-18 18:28:53,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:28:53,341 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:28:53,342 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:28:53,342 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:28:53,351 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:28:53,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-18 18:28:53,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:28:53,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:28:53,358 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:28:53,367 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 [2022-11-18 18:28:53,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:28:53,381 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:28:53,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:28:53,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:28:53,381 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:28:53,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-18 18:28:53,382 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:28:53,382 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:28:53,397 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:28:53,403 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-18 18:28:53,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:28:53,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:28:53,405 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:28:53,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-18 18:28:53,414 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 [2022-11-18 18:28:53,427 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:28:53,428 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:28:53,428 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:28:53,428 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:28:53,428 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:28:53,429 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:28:53,429 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:28:53,445 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:28:53,454 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-18 18:28:53,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:28:53,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:28:53,455 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:28:53,467 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 [2022-11-18 18:28:53,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-18 18:28:53,481 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:28:53,481 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:28:53,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:28:53,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:28:53,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:28:53,482 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:28:53,483 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:28:53,497 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:28:53,506 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-18 18:28:53,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:28:53,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:28:53,508 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:28:53,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-18 18:28:53,517 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 [2022-11-18 18:28:53,531 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:28:53,531 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:28:53,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:28:53,531 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:28:53,531 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:28:53,532 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:28:53,532 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:28:53,541 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:28:53,545 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-18 18:28:53,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:28:53,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:28:53,547 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:28:53,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-18 18:28:53,557 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 [2022-11-18 18:28:53,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:28:53,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:28:53,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:28:53,575 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:28:53,577 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:28:53,577 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:28:53,593 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:28:53,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-18 18:28:53,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:28:53,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:28:53,605 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:28:53,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-18 18:28:53,639 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 [2022-11-18 18:28:53,652 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:28:53,652 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:28:53,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:28:53,653 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:28:53,653 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:28:53,655 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:28:53,655 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:28:53,664 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:28:53,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-18 18:28:53,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:28:53,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:28:53,675 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:28:53,682 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 [2022-11-18 18:28:53,694 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:28:53,694 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:28:53,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:28:53,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:28:53,695 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:28:53,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-18 18:28:53,696 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:28:53,697 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:28:53,713 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:28:53,720 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-18 18:28:53,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:28:53,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:28:53,722 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:28:53,726 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 [2022-11-18 18:28:53,738 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:28:53,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:28:53,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:28:53,738 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:28:53,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-18 18:28:53,740 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:28:53,740 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:28:53,757 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:28:53,765 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-18 18:28:53,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:28:53,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:28:53,767 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:28:53,771 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 [2022-11-18 18:28:53,783 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:28:53,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:28:53,784 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:28:53,784 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:28:53,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-18 18:28:53,793 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:28:53,793 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:28:53,821 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:28:53,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-18 18:28:53,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:28:53,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:28:53,831 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:28:53,834 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 [2022-11-18 18:28:53,847 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:28:53,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:28:53,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:28:53,847 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:28:53,849 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:28:53,849 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:28:53,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-18 18:28:53,860 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:28:53,868 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-18 18:28:53,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:28:53,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:28:53,869 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:28:53,873 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 [2022-11-18 18:28:53,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-18 18:28:53,886 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:28:53,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:28:53,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:28:53,887 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:28:53,889 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:28:53,889 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:28:53,899 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:28:53,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-18 18:28:53,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:28:53,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:28:53,905 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:28:53,908 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 [2022-11-18 18:28:53,922 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:28:53,922 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:28:53,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:28:53,923 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-18 18:28:53,923 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:28:53,924 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 18:28:53,924 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:28:53,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-18 18:28:53,945 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:28:53,953 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-18 18:28:53,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:28:53,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:28:53,954 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:28:53,960 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 [2022-11-18 18:28:53,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:28:53,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:28:53,973 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:28:53,973 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:28:53,977 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:28:53,977 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:28:53,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-18 18:28:53,989 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:28:53,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-18 18:28:53,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:28:53,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:28:53,993 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:28:53,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-18 18:28:53,997 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 [2022-11-18 18:28:54,007 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:28:54,007 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:28:54,007 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:28:54,007 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:28:54,010 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:28:54,010 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:28:54,033 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:28:54,036 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-18 18:28:54,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:28:54,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:28:54,038 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:28:54,045 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 [2022-11-18 18:28:54,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-18 18:28:54,060 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:28:54,061 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:28:54,061 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:28:54,061 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:28:54,077 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:28:54,078 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:28:54,113 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-18 18:28:54,269 INFO L443 ModelExtractionUtils]: Simplification made 31 calls to the SMT solver. [2022-11-18 18:28:54,269 INFO L444 ModelExtractionUtils]: 16 out of 58 variables were initially zero. Simplification set additionally 37 variables to zero. [2022-11-18 18:28:54,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:28:54,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:28:54,273 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:28:54,325 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-18 18:28:54,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-18 18:28:54,362 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-11-18 18:28:54,362 INFO L513 LassoAnalysis]: Proved termination. [2022-11-18 18:28:54,363 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrncat_~s~0#1.offset, ULTIMATE.start_main_~length1~0#1) = -2*ULTIMATE.start_cstrncat_~s~0#1.offset + 18446744073709551615*ULTIMATE.start_main_~length1~0#1 Supporting invariants [-2*v_rep(select #length ULTIMATE.start_main_#t~malloc13#1.base)_1 + 18446744073709551615*ULTIMATE.start_main_~length1~0#1 >= 0] [2022-11-18 18:28:54,378 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-18 18:28:54,459 INFO L156 tatePredicateManager]: 9 out of 12 supporting invariants were superfluous and have been removed [2022-11-18 18:28:54,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:28:54,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:28:54,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 23 conjunts are in the unsatisfiable core [2022-11-18 18:28:54,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 18:28:54,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:28:54,661 WARN L261 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-18 18:28:54,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 18:28:54,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:28:54,760 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2022-11-18 18:28:54,763 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 18 states, 17 states have (on average 1.588235294117647) internal successors, (27), 17 states have internal predecessors, (27), 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 5 states, 5 states have (on average 1.6) internal successors, (8), 5 states have internal predecessors, (8), 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) [2022-11-18 18:28:54,918 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 18 states, 17 states have (on average 1.588235294117647) internal successors, (27), 17 states have internal predecessors, (27), 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 5 states, 5 states have (on average 1.6) internal successors, (8), 5 states have internal predecessors, (8), 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 50 states and 73 transitions. Complement of second has 10 states. [2022-11-18 18:28:54,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-18 18:28:54,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.6) internal successors, (8), 5 states have internal predecessors, (8), 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) [2022-11-18 18:28:54,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 48 transitions. [2022-11-18 18:28:54,935 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 48 transitions. Stem has 6 letters. Loop has 2 letters. [2022-11-18 18:28:54,936 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 18:28:54,936 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 48 transitions. Stem has 8 letters. Loop has 2 letters. [2022-11-18 18:28:54,937 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 18:28:54,937 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 48 transitions. Stem has 6 letters. Loop has 4 letters. [2022-11-18 18:28:54,937 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 18:28:54,938 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 50 states and 73 transitions. [2022-11-18 18:28:54,949 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-18 18:28:54,954 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 50 states to 20 states and 27 transitions. [2022-11-18 18:28:54,957 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2022-11-18 18:28:54,957 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2022-11-18 18:28:54,958 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 27 transitions. [2022-11-18 18:28:54,958 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-18 18:28:54,958 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 27 transitions. [2022-11-18 18:28:54,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 27 transitions. [2022-11-18 18:28:54,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 19. [2022-11-18 18:28:54,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.368421052631579) internal successors, (26), 18 states have internal predecessors, (26), 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) [2022-11-18 18:28:54,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 26 transitions. [2022-11-18 18:28:54,987 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 26 transitions. [2022-11-18 18:28:54,987 INFO L428 stractBuchiCegarLoop]: Abstraction has 19 states and 26 transitions. [2022-11-18 18:28:54,988 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-18 18:28:54,988 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 26 transitions. [2022-11-18 18:28:54,988 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-18 18:28:54,989 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 18:28:54,989 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 18:28:54,989 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:28:54,990 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-18 18:28:54,990 INFO L748 eck$LassoCheckResult]: Stem: 182#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 183#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~ret15#1.base, main_#t~ret15#1.offset, main_~length1~0#1, main_~length2~0#1, main_~n~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1;main_~length2~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;main_~n~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 189#L564 assume !(main_~length1~0#1 < 1); 190#L564-2 assume !(main_~length2~0#1 < 1); 187#L567-1 assume !(main_~n~0#1 < 1); 188#L570-1 assume !(main_~length1~0#1 < main_~n~0#1 || main_~length1~0#1 - main_~n~0#1 < main_~length2~0#1);call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - main_~n~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrncat } true;cstrncat_#in~s1#1.base, cstrncat_#in~s1#1.offset, cstrncat_#in~s2#1.base, cstrncat_#in~s2#1.offset, cstrncat_#in~n#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~n~0#1;havoc cstrncat_#res#1.base, cstrncat_#res#1.offset;havoc cstrncat_#t~post3#1.base, cstrncat_#t~post3#1.offset, cstrncat_#t~mem2#1, cstrncat_#t~post7#1, cstrncat_#t~post8#1.base, cstrncat_#t~post8#1.offset, cstrncat_#t~post4#1.base, cstrncat_#t~post4#1.offset, cstrncat_#t~mem5#1, cstrncat_#t~short6#1, cstrncat_#t~mem9#1, cstrncat_~s1#1.base, cstrncat_~s1#1.offset, cstrncat_~s2#1.base, cstrncat_~s2#1.offset, cstrncat_~n#1, cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset;cstrncat_~s1#1.base, cstrncat_~s1#1.offset := cstrncat_#in~s1#1.base, cstrncat_#in~s1#1.offset;cstrncat_~s2#1.base, cstrncat_~s2#1.offset := cstrncat_#in~s2#1.base, cstrncat_#in~s2#1.offset;cstrncat_~n#1 := cstrncat_#in~n#1;cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset := cstrncat_~s1#1.base, cstrncat_~s1#1.offset; 191#L550-3 call cstrncat_#t~mem2#1 := read~int(cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset, 1); 192#L550-1 assume !(0 != cstrncat_#t~mem2#1);havoc cstrncat_#t~mem2#1; 185#L552-4 cstrncat_#t~short6#1 := 0 != cstrncat_~n#1; 186#L552 assume !cstrncat_#t~short6#1; 194#L552-2 assume !!cstrncat_#t~short6#1;havoc cstrncat_#t~post4#1.base, cstrncat_#t~post4#1.offset;havoc cstrncat_#t~mem5#1;havoc cstrncat_#t~short6#1;cstrncat_#t~post7#1 := cstrncat_~n#1;cstrncat_~n#1 := cstrncat_#t~post7#1 - 1;havoc cstrncat_#t~post7#1;cstrncat_#t~post8#1.base, cstrncat_#t~post8#1.offset := cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset;cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset := cstrncat_#t~post8#1.base, 1 + cstrncat_#t~post8#1.offset;havoc cstrncat_#t~post8#1.base, cstrncat_#t~post8#1.offset; 195#L552-4 cstrncat_#t~short6#1 := 0 != cstrncat_~n#1; 184#L552 [2022-11-18 18:28:54,990 INFO L750 eck$LassoCheckResult]: Loop: 184#L552 assume !cstrncat_#t~short6#1; 178#L552-2 assume !!cstrncat_#t~short6#1;havoc cstrncat_#t~post4#1.base, cstrncat_#t~post4#1.offset;havoc cstrncat_#t~mem5#1;havoc cstrncat_#t~short6#1;cstrncat_#t~post7#1 := cstrncat_~n#1;cstrncat_~n#1 := cstrncat_#t~post7#1 - 1;havoc cstrncat_#t~post7#1;cstrncat_#t~post8#1.base, cstrncat_#t~post8#1.offset := cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset;cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset := cstrncat_#t~post8#1.base, 1 + cstrncat_#t~post8#1.offset;havoc cstrncat_#t~post8#1.base, cstrncat_#t~post8#1.offset; 179#L552-4 cstrncat_#t~short6#1 := 0 != cstrncat_~n#1; 184#L552 [2022-11-18 18:28:54,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:28:54,991 INFO L85 PathProgramCache]: Analyzing trace with hash 1662025132, now seen corresponding path program 1 times [2022-11-18 18:28:54,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:28:54,991 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510412047] [2022-11-18 18:28:54,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:28:54,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:28:55,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:28:55,110 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:28:55,111 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:28:55,111 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [510412047] [2022-11-18 18:28:55,112 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [510412047] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:28:55,112 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:28:55,112 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 18:28:55,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107119460] [2022-11-18 18:28:55,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:28:55,119 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-18 18:28:55,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:28:55,120 INFO L85 PathProgramCache]: Analyzing trace with hash 76643, now seen corresponding path program 1 times [2022-11-18 18:28:55,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:28:55,123 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115969705] [2022-11-18 18:28:55,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:28:55,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:28:55,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:28:55,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:28:55,164 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:28:55,164 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115969705] [2022-11-18 18:28:55,164 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2115969705] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:28:55,164 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:28:55,165 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 18:28:55,165 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232899231] [2022-11-18 18:28:55,165 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:28:55,165 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-18 18:28:55,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:28:55,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 18:28:55,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 18:28:55,170 INFO L87 Difference]: Start difference. First operand 19 states and 26 transitions. cyclomatic complexity: 10 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) [2022-11-18 18:28:55,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:28:55,201 INFO L93 Difference]: Finished difference Result 18 states and 22 transitions. [2022-11-18 18:28:55,201 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 22 transitions. [2022-11-18 18:28:55,202 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-18 18:28:55,202 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 0 states and 0 transitions. [2022-11-18 18:28:55,202 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-18 18:28:55,202 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-18 18:28:55,203 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-18 18:28:55,203 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 18:28:55,203 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 18:28:55,203 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 18:28:55,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 18:28:55,204 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 18:28:55,205 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-18 18:28:55,205 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-18 18:28:55,205 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-18 18:28:55,205 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-18 18:28:55,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 18.11 06:28:55 BoogieIcfgContainer [2022-11-18 18:28:55,229 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-18 18:28:55,230 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 18:28:55,230 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 18:28:55,246 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 18:28:55,247 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:28:49" (3/4) ... [2022-11-18 18:28:55,250 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-18 18:28:55,255 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-18 18:28:55,255 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 18:28:55,256 INFO L158 Benchmark]: Toolchain (without parser) took 7223.20ms. Allocated memory was 123.7MB in the beginning and 153.1MB in the end (delta: 29.4MB). Free memory was 87.3MB in the beginning and 125.1MB in the end (delta: -37.7MB). Peak memory consumption was 65.4MB. Max. memory is 16.1GB. [2022-11-18 18:28:55,256 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 123.7MB. Free memory is still 105.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 18:28:55,257 INFO L158 Benchmark]: CACSL2BoogieTranslator took 601.98ms. Allocated memory is still 123.7MB. Free memory was 87.1MB in the beginning and 94.2MB in the end (delta: -7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-18 18:28:55,257 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.01ms. Allocated memory is still 123.7MB. Free memory was 94.2MB in the beginning and 92.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 18:28:55,258 INFO L158 Benchmark]: Boogie Preprocessor took 44.52ms. Allocated memory is still 123.7MB. Free memory was 92.1MB in the beginning and 90.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 18:28:55,258 INFO L158 Benchmark]: RCFGBuilder took 469.03ms. Allocated memory is still 123.7MB. Free memory was 90.6MB in the beginning and 78.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-18 18:28:55,259 INFO L158 Benchmark]: BuchiAutomizer took 5987.87ms. Allocated memory was 123.7MB in the beginning and 153.1MB in the end (delta: 29.4MB). Free memory was 77.7MB in the beginning and 54.6MB in the end (delta: 23.0MB). Peak memory consumption was 54.3MB. Max. memory is 16.1GB. [2022-11-18 18:28:55,259 INFO L158 Benchmark]: Witness Printer took 25.81ms. Allocated memory is still 153.1MB. Free memory was 54.6MB in the beginning and 125.1MB in the end (delta: -70.5MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2022-11-18 18:28:55,262 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 123.7MB. Free memory is still 105.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 601.98ms. Allocated memory is still 123.7MB. Free memory was 87.1MB in the beginning and 94.2MB in the end (delta: -7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.01ms. Allocated memory is still 123.7MB. Free memory was 94.2MB in the beginning and 92.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.52ms. Allocated memory is still 123.7MB. Free memory was 92.1MB in the beginning and 90.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 469.03ms. Allocated memory is still 123.7MB. Free memory was 90.6MB in the beginning and 78.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 5987.87ms. Allocated memory was 123.7MB in the beginning and 153.1MB in the end (delta: 29.4MB). Free memory was 77.7MB in the beginning and 54.6MB in the end (delta: 23.0MB). Peak memory consumption was 54.3MB. Max. memory is 16.1GB. * Witness Printer took 25.81ms. Allocated memory is still 153.1MB. Free memory was 54.6MB in the beginning and 125.1MB in the end (delta: -70.5MB). Peak memory consumption was 5.1MB. 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 18446744073709551615 * length1 + -2 * s and consists of 7 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.9s and 3 iterations. TraceHistogramMax:2. Analysis of lassos took 5.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.4s. 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, 36 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 36 mSDsluCounter, 55 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 23 mSDsCounter, 13 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 24 IncrementalHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 13 mSolverCounterUnsat, 32 mSDtfsCounter, 24 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI1 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital208 mio100 ax108 hnf100 lsp89 ukn85 mio100 lsp57 div170 bol100 ite100 ukn100 eq165 hnf91 smp73 dnf100 smp100 tf100 neg98 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 44ms 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! [2022-11-18 18:28:55,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_535afc8b-4826-44db-b99b-c4f95c308b36/bin/uautomizer-TMbwUNV5ro/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