./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrncat-alloca-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 38b53e6a 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_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrncat-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R --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 a82db68f7b8f363f6b0bcc2411736f9dd89d1bc3b2cb78acd33fa27de131c98b --- 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-38b53e6 [2022-11-25 16:42:25,392 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 16:42:25,394 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 16:42:25,416 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 16:42:25,416 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 16:42:25,417 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 16:42:25,418 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 16:42:25,420 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 16:42:25,421 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 16:42:25,422 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 16:42:25,423 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 16:42:25,426 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 16:42:25,427 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 16:42:25,429 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 16:42:25,430 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 16:42:25,431 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 16:42:25,432 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 16:42:25,433 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 16:42:25,434 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 16:42:25,436 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 16:42:25,437 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 16:42:25,450 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 16:42:25,452 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 16:42:25,454 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 16:42:25,458 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 16:42:25,458 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 16:42:25,458 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 16:42:25,459 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 16:42:25,460 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 16:42:25,460 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 16:42:25,461 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 16:42:25,461 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 16:42:25,462 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 16:42:25,463 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 16:42:25,464 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 16:42:25,464 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 16:42:25,464 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 16:42:25,465 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 16:42:25,465 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 16:42:25,466 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 16:42:25,475 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 16:42:25,477 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-11-25 16:42:25,520 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 16:42:25,520 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 16:42:25,521 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 16:42:25,521 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 16:42:25,523 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 16:42:25,523 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 16:42:25,523 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 16:42:25,523 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-25 16:42:25,523 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-25 16:42:25,524 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-25 16:42:25,525 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-25 16:42:25,525 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-25 16:42:25,525 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-25 16:42:25,525 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 16:42:25,525 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 16:42:25,526 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 16:42:25,526 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 16:42:25,526 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-25 16:42:25,526 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-25 16:42:25,526 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-25 16:42:25,526 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 16:42:25,527 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-25 16:42:25,527 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 16:42:25,527 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-25 16:42:25,528 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 16:42:25,528 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 16:42:25,528 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 16:42:25,529 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 16:42:25,530 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-25 16:42:25,530 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_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a82db68f7b8f363f6b0bcc2411736f9dd89d1bc3b2cb78acd33fa27de131c98b [2022-11-25 16:42:25,851 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 16:42:25,885 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 16:42:25,887 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 16:42:25,888 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 16:42:25,888 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 16:42:25,889 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrncat-alloca-1.i [2022-11-25 16:42:28,974 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 16:42:29,181 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 16:42:29,182 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/sv-benchmarks/c/termination-memory-alloca/openbsd_cstrncat-alloca-1.i [2022-11-25 16:42:29,192 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/data/e80e7fae0/c42c38df17d44503a8f1c25538a24fdc/FLAG02a178f07 [2022-11-25 16:42:29,207 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/data/e80e7fae0/c42c38df17d44503a8f1c25538a24fdc [2022-11-25 16:42:29,210 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 16:42:29,211 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 16:42:29,213 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 16:42:29,213 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 16:42:29,218 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 16:42:29,219 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:42:29" (1/1) ... [2022-11-25 16:42:29,220 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1568409c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:42:29, skipping insertion in model container [2022-11-25 16:42:29,221 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:42:29" (1/1) ... [2022-11-25 16:42:29,228 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 16:42:29,271 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 16:42:29,638 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 16:42:29,657 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 16:42:29,714 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 16:42:29,743 INFO L208 MainTranslator]: Completed translation [2022-11-25 16:42:29,745 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:42:29 WrapperNode [2022-11-25 16:42:29,745 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 16:42:29,746 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 16:42:29,746 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 16:42:29,747 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 16:42:29,754 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:42:29" (1/1) ... [2022-11-25 16:42:29,771 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:42:29" (1/1) ... [2022-11-25 16:42:29,793 INFO L138 Inliner]: procedures = 111, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 78 [2022-11-25 16:42:29,794 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 16:42:29,794 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 16:42:29,794 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 16:42:29,795 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 16:42:29,803 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:42:29" (1/1) ... [2022-11-25 16:42:29,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:42:29" (1/1) ... [2022-11-25 16:42:29,806 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:42:29" (1/1) ... [2022-11-25 16:42:29,806 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:42:29" (1/1) ... [2022-11-25 16:42:29,812 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:42:29" (1/1) ... [2022-11-25 16:42:29,816 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:42:29" (1/1) ... [2022-11-25 16:42:29,817 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:42:29" (1/1) ... [2022-11-25 16:42:29,818 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:42:29" (1/1) ... [2022-11-25 16:42:29,819 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 16:42:29,820 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 16:42:29,820 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 16:42:29,821 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 16:42:29,821 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:42:29" (1/1) ... [2022-11-25 16:42:29,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 16:42:29,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 16:42:29,860 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 16:42:29,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-25 16:42:29,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 16:42:29,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 16:42:29,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 16:42:29,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 16:42:29,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 16:42:29,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 16:42:30,051 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 16:42:30,055 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 16:42:30,261 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 16:42:30,267 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 16:42:30,267 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-25 16:42:30,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:42:30 BoogieIcfgContainer [2022-11-25 16:42:30,269 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 16:42:30,271 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-25 16:42:30,271 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-25 16:42:30,275 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-25 16:42:30,276 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-25 16:42:30,276 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 25.11 04:42:29" (1/3) ... [2022-11-25 16:42:30,277 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@155a07fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 04:42:30, skipping insertion in model container [2022-11-25 16:42:30,277 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-25 16:42:30,277 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:42:29" (2/3) ... [2022-11-25 16:42:30,278 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@155a07fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 04:42:30, skipping insertion in model container [2022-11-25 16:42:30,278 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-25 16:42:30,278 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:42:30" (3/3) ... [2022-11-25 16:42:30,280 INFO L332 chiAutomizerObserver]: Analyzing ICFG openbsd_cstrncat-alloca-1.i [2022-11-25 16:42:30,333 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-25 16:42:30,333 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-25 16:42:30,333 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-25 16:42:30,333 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-25 16:42:30,334 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-25 16:42:30,334 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-25 16:42:30,334 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-25 16:42:30,334 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-25 16:42:30,339 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 19 states, 18 states have (on average 1.5555555555555556) internal successors, (28), 18 states have internal predecessors, (28), 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) [2022-11-25 16:42:30,361 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-11-25 16:42:30,361 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 16:42:30,362 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 16:42:30,368 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-25 16:42:30,368 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-25 16:42:30,368 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-25 16:42:30,369 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 19 states, 18 states have (on average 1.5555555555555556) internal successors, (28), 18 states have internal predecessors, (28), 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) [2022-11-25 16:42:30,370 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-11-25 16:42:30,371 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 16:42:30,371 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 16:42:30,371 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-25 16:42:30,372 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-25 16:42:30,380 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; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~ret13#1.base, main_#t~ret13#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~nondet8#1;havoc main_#t~nondet8#1;main_~length2~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1;main_~n~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1; 17#L568true assume !(main_~length1~0#1 < 1); 15#L568-2true assume !(main_~length2~0#1 < 1); 10#L571-1true assume !(main_~n~0#1 < 1); 13#L574-1true assume !(main_~length1~0#1 < main_~n~0#1 || main_~length1~0#1 - main_~n~0#1 < main_~length2~0#1);call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#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~dst#1.base, cstrncat_#in~dst#1.offset, cstrncat_#in~src#1.base, cstrncat_#in~src#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~post5#1.base, cstrncat_#t~post5#1.offset, cstrncat_#t~mem6#1, cstrncat_#t~post7#1.base, cstrncat_#t~post7#1.offset, cstrncat_#t~pre4#1, cstrncat_~d~0#1.base, cstrncat_~d~0#1.offset, cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset, cstrncat_~dst#1.base, cstrncat_~dst#1.offset, cstrncat_~src#1.base, cstrncat_~src#1.offset, cstrncat_~n#1;cstrncat_~dst#1.base, cstrncat_~dst#1.offset := cstrncat_#in~dst#1.base, cstrncat_#in~dst#1.offset;cstrncat_~src#1.base, cstrncat_~src#1.offset := cstrncat_#in~src#1.base, cstrncat_#in~src#1.offset;cstrncat_~n#1 := cstrncat_#in~n#1; 18#L550true assume 0 != cstrncat_~n#1 % 18446744073709551616;cstrncat_~d~0#1.base, cstrncat_~d~0#1.offset := cstrncat_~dst#1.base, cstrncat_~dst#1.offset;cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset := cstrncat_~src#1.base, cstrncat_~src#1.offset; 5#L553-3true [2022-11-25 16:42:30,381 INFO L750 eck$LassoCheckResult]: Loop: 5#L553-3true call cstrncat_#t~mem2#1 := read~int(cstrncat_~d~0#1.base, cstrncat_~d~0#1.offset, 1); 9#L553-1true assume !!(0 != cstrncat_#t~mem2#1);havoc cstrncat_#t~mem2#1;cstrncat_#t~post3#1.base, cstrncat_#t~post3#1.offset := cstrncat_~d~0#1.base, cstrncat_~d~0#1.offset;cstrncat_~d~0#1.base, cstrncat_~d~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; 5#L553-3true [2022-11-25 16:42:30,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 16:42:30,388 INFO L85 PathProgramCache]: Analyzing trace with hash 1806939629, now seen corresponding path program 1 times [2022-11-25 16:42:30,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 16:42:30,399 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743124665] [2022-11-25 16:42:30,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 16:42:30,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 16:42:30,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 16:42:30,574 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 16:42:30,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 16:42:30,628 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 16:42:30,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 16:42:30,632 INFO L85 PathProgramCache]: Analyzing trace with hash 2022, now seen corresponding path program 1 times [2022-11-25 16:42:30,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 16:42:30,632 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156495090] [2022-11-25 16:42:30,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 16:42:30,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 16:42:30,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 16:42:30,642 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 16:42:30,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 16:42:30,649 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 16:42:30,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 16:42:30,651 INFO L85 PathProgramCache]: Analyzing trace with hash 1302196946, now seen corresponding path program 1 times [2022-11-25 16:42:30,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 16:42:30,652 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512084101] [2022-11-25 16:42:30,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 16:42:30,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 16:42:30,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 16:42:30,721 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 16:42:30,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 16:42:30,784 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 16:42:32,073 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 16:42:32,074 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 16:42:32,074 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 16:42:32,075 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 16:42:32,075 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-25 16:42:32,075 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 16:42:32,075 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 16:42:32,075 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 16:42:32,075 INFO L133 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrncat-alloca-1.i_Iteration1_Lasso [2022-11-25 16:42:32,075 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 16:42:32,076 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 16:42:32,106 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:42:32,143 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:42:32,146 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:42:32,149 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:42:32,154 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:42:32,157 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:42:32,159 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:42:32,162 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:42:32,165 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:42:32,180 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:42:32,184 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:42:32,187 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:42:32,190 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:42:32,192 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:42:32,194 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:42:32,197 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:42:32,979 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:42:32,984 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:42:32,987 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:42:32,994 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:42:32,996 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:42:33,000 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:42:33,004 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:42:34,295 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 16:42:34,302 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-25 16:42:34,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 16:42:34,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 16:42:34,308 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 16:42:34,321 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 [2022-11-25 16:42:34,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 16:42:34,334 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 16:42:34,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 16:42:34,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 16:42:34,335 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 16:42:34,338 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 16:42:34,338 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 16:42:34,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-25 16:42:34,351 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 16:42:34,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-25 16:42:34,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 16:42:34,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 16:42:34,364 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 16:42:34,377 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 [2022-11-25 16:42:34,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-25 16:42:34,392 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 16:42:34,392 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 16:42:34,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 16:42:34,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 16:42:34,393 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 16:42:34,394 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 16:42:34,394 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 16:42:34,405 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 16:42:34,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-25 16:42:34,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 16:42:34,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 16:42:34,416 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 16:42:34,425 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 [2022-11-25 16:42:34,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-25 16:42:34,440 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 16:42:34,440 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 16:42:34,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 16:42:34,440 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 16:42:34,440 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 16:42:34,441 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 16:42:34,441 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 16:42:34,461 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 16:42:34,470 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-25 16:42:34,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 16:42:34,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 16:42:34,472 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 16:42:34,476 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 [2022-11-25 16:42:34,488 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 16:42:34,488 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 16:42:34,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 16:42:34,489 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 16:42:34,492 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 16:42:34,492 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 16:42:34,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-25 16:42:34,503 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 16:42:34,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-25 16:42:34,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 16:42:34,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 16:42:34,515 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 16:42:34,523 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 [2022-11-25 16:42:34,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 16:42:34,536 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 16:42:34,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 16:42:34,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 16:42:34,536 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 16:42:34,537 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 16:42:34,537 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 16:42:34,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-25 16:42:34,540 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 16:42:34,547 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-25 16:42:34,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 16:42:34,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 16:42:34,549 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 16:42:34,560 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 [2022-11-25 16:42:34,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 16:42:34,572 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 16:42:34,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 16:42:34,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 16:42:34,573 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 16:42:34,575 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 16:42:34,575 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 16:42:34,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-25 16:42:34,594 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 16:42:34,597 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-25 16:42:34,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 16:42:34,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 16:42:34,601 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 16:42:34,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-25 16:42:34,611 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 [2022-11-25 16:42:34,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 16:42:34,624 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 16:42:34,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 16:42:34,624 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 16:42:34,627 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 16:42:34,627 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 16:42:34,643 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 16:42:34,648 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-25 16:42:34,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 16:42:34,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 16:42:34,650 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 16:42:34,659 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 [2022-11-25 16:42:34,672 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 16:42:34,672 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 16:42:34,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 16:42:34,673 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 16:42:34,673 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 16:42:34,673 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 16:42:34,674 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 16:42:34,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-25 16:42:34,684 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 16:42:34,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-25 16:42:34,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 16:42:34,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 16:42:34,696 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 16:42:34,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-25 16:42:34,703 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 [2022-11-25 16:42:34,716 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 16:42:34,716 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 16:42:34,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 16:42:34,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 16:42:34,716 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 16:42:34,718 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 16:42:34,719 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 16:42:34,735 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 16:42:34,738 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-25 16:42:34,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 16:42:34,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 16:42:34,741 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 16:42:34,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-25 16:42:34,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 16:42:34,760 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 16:42:34,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 16:42:34,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 16:42:34,761 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 16:42:34,765 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 16:42:34,765 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 16:42:34,791 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 16:42:34,798 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-25 16:42:34,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 16:42:34,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 16:42:34,801 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 16:42:34,811 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 [2022-11-25 16:42:34,823 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 16:42:34,823 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 16:42:34,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 16:42:34,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 16:42:34,824 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 16:42:34,824 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 16:42:34,824 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 16:42:34,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-25 16:42:34,829 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 16:42:34,835 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-25 16:42:34,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 16:42:34,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 16:42:34,836 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 16:42:34,844 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 [2022-11-25 16:42:34,856 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 16:42:34,856 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 16:42:34,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 16:42:34,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 16:42:34,856 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 16:42:34,858 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 16:42:34,858 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 16:42:34,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-25 16:42:34,869 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 16:42:34,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-25 16:42:34,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 16:42:34,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 16:42:34,879 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 16:42:34,882 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 [2022-11-25 16:42:34,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 16:42:34,895 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 16:42:34,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 16:42:34,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 16:42:34,895 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 16:42:34,896 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 16:42:34,896 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 16:42:34,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-25 16:42:34,901 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 16:42:34,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-25 16:42:34,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 16:42:34,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 16:42:34,911 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 16:42:34,920 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 [2022-11-25 16:42:34,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-25 16:42:34,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 16:42:34,932 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 16:42:34,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 16:42:34,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 16:42:34,932 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 16:42:34,935 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 16:42:34,935 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 16:42:34,936 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 16:42:34,939 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2022-11-25 16:42:34,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 16:42:34,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 16:42:34,941 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 16:42:34,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-25 16:42:34,945 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 [2022-11-25 16:42:34,956 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 16:42:34,956 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 16:42:34,956 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 16:42:34,956 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 16:42:34,956 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 16:42:34,957 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 16:42:34,957 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 16:42:34,958 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 16:42:34,961 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-25 16:42:34,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 16:42:34,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 16:42:34,962 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 16:42:34,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-25 16:42:34,967 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 [2022-11-25 16:42:34,977 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 16:42:34,977 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 16:42:34,977 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 16:42:34,977 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 16:42:34,979 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 16:42:34,980 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 16:42:35,007 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 16:42:35,014 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-25 16:42:35,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 16:42:35,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 16:42:35,016 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 16:42:35,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-25 16:42:35,023 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 [2022-11-25 16:42:35,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 16:42:35,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 16:42:35,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 16:42:35,034 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 16:42:35,038 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 16:42:35,038 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 16:42:35,051 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 16:42:35,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-25 16:42:35,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 16:42:35,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 16:42:35,057 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 16:42:35,080 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 [2022-11-25 16:42:35,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-25 16:42:35,091 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 16:42:35,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 16:42:35,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 16:42:35,091 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 16:42:35,094 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 16:42:35,094 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 16:42:35,115 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 16:42:35,118 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-25 16:42:35,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 16:42:35,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 16:42:35,120 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 16:42:35,124 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 [2022-11-25 16:42:35,137 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 16:42:35,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 16:42:35,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 16:42:35,137 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 16:42:35,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-25 16:42:35,156 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 16:42:35,156 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 16:42:35,189 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-25 16:42:35,263 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2022-11-25 16:42:35,263 INFO L444 ModelExtractionUtils]: 45 out of 61 variables were initially zero. Simplification set additionally 13 variables to zero. [2022-11-25 16:42:35,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 16:42:35,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 16:42:35,287 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 16:42:35,291 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-25 16:42:35,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-25 16:42:35,317 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-25 16:42:35,317 INFO L513 LassoAnalysis]: Proved termination. [2022-11-25 16:42:35,318 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrncat_~d~0#1.offset, v_rep(select #length ULTIMATE.start_cstrncat_~d~0#1.base)_1) = -1*ULTIMATE.start_cstrncat_~d~0#1.offset + 1*v_rep(select #length ULTIMATE.start_cstrncat_~d~0#1.base)_1 Supporting invariants [] [2022-11-25 16:42:35,327 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-25 16:42:35,375 INFO L156 tatePredicateManager]: 11 out of 11 supporting invariants were superfluous and have been removed [2022-11-25 16:42:35,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 16:42:35,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:42:35,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 16:42:35,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 16:42:35,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:42:35,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-25 16:42:35,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 16:42:35,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 16:42:35,563 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-25 16:42:35,565 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 19 states, 18 states have (on average 1.5555555555555556) internal successors, (28), 18 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 16:42:35,631 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 19 states, 18 states have (on average 1.5555555555555556) internal successors, (28), 18 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 49 states and 64 transitions. Complement of second has 7 states. [2022-11-25 16:42:35,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-25 16:42:35,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 16:42:35,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 47 transitions. [2022-11-25 16:42:35,640 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 47 transitions. Stem has 7 letters. Loop has 2 letters. [2022-11-25 16:42:35,641 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 16:42:35,641 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 47 transitions. Stem has 9 letters. Loop has 2 letters. [2022-11-25 16:42:35,641 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 16:42:35,641 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 47 transitions. Stem has 7 letters. Loop has 4 letters. [2022-11-25 16:42:35,642 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 16:42:35,642 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 49 states and 64 transitions. [2022-11-25 16:42:35,645 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-25 16:42:35,647 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 49 states to 0 states and 0 transitions. [2022-11-25 16:42:35,648 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-25 16:42:35,649 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-25 16:42:35,649 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-25 16:42:35,649 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-25 16:42:35,650 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 16:42:35,650 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 16:42:35,650 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 16:42:35,650 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-25 16:42:35,650 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-25 16:42:35,650 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-25 16:42:35,650 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-25 16:42:35,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 25.11 04:42:35 BoogieIcfgContainer [2022-11-25 16:42:35,658 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-25 16:42:35,658 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 16:42:35,659 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 16:42:35,659 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 16:42:35,660 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:42:30" (3/4) ... [2022-11-25 16:42:35,663 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-25 16:42:35,663 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 16:42:35,664 INFO L158 Benchmark]: Toolchain (without parser) took 6452.63ms. Allocated memory was 176.2MB in the beginning and 232.8MB in the end (delta: 56.6MB). Free memory was 129.9MB in the beginning and 167.5MB in the end (delta: -37.6MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2022-11-25 16:42:35,665 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 104.9MB. Free memory is still 54.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 16:42:35,665 INFO L158 Benchmark]: CACSL2BoogieTranslator took 532.63ms. Allocated memory is still 176.2MB. Free memory was 129.9MB in the beginning and 113.6MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-25 16:42:35,669 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.50ms. Allocated memory is still 176.2MB. Free memory was 113.6MB in the beginning and 111.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 16:42:35,669 INFO L158 Benchmark]: Boogie Preprocessor took 25.37ms. Allocated memory is still 176.2MB. Free memory was 111.7MB in the beginning and 110.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 16:42:35,670 INFO L158 Benchmark]: RCFGBuilder took 449.27ms. Allocated memory is still 176.2MB. Free memory was 110.5MB in the beginning and 97.6MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-25 16:42:35,671 INFO L158 Benchmark]: BuchiAutomizer took 5387.34ms. Allocated memory was 176.2MB in the beginning and 232.8MB in the end (delta: 56.6MB). Free memory was 97.0MB in the beginning and 167.5MB in the end (delta: -70.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 16:42:35,671 INFO L158 Benchmark]: Witness Printer took 5.09ms. Allocated memory is still 232.8MB. Free memory is still 167.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 16:42:35,680 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 104.9MB. Free memory is still 54.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 532.63ms. Allocated memory is still 176.2MB. Free memory was 129.9MB in the beginning and 113.6MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.50ms. Allocated memory is still 176.2MB. Free memory was 113.6MB in the beginning and 111.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.37ms. Allocated memory is still 176.2MB. Free memory was 111.7MB in the beginning and 110.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 449.27ms. Allocated memory is still 176.2MB. Free memory was 110.5MB in the beginning and 97.6MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 5387.34ms. Allocated memory was 176.2MB in the beginning and 232.8MB in the end (delta: 56.6MB). Free memory was 97.0MB in the beginning and 167.5MB in the end (delta: -70.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.09ms. Allocated memory is still 232.8MB. Free memory is still 167.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * d + unknown-#length-unknown[d] and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.3s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 5.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -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, 38 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 37 mSDsluCounter, 37 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 25 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital220 mio100 ax108 hnf100 lsp89 ukn84 mio100 lsp57 div206 bol100 ite100 ukn100 eq162 hnf92 smp66 dnf100 smp100 tf100 neg98 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 33ms 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! [2022-11-25 16:42:35,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-25 16:42:35,896 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7ff586-9307-4a34-a24e-3d750741519d/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE