./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/c.07-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/c.07-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 93b4a0ba0c9f7effb12d2a47608c061d55502e7c43d58dada73542f7a20a21c1 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 16:19:02,332 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 16:19:02,334 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 16:19:02,347 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 16:19:02,348 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 16:19:02,348 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 16:19:02,349 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 16:19:02,350 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 16:19:02,351 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 16:19:02,352 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 16:19:02,352 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 16:19:02,353 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 16:19:02,353 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 16:19:02,354 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 16:19:02,355 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 16:19:02,355 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 16:19:02,356 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 16:19:02,356 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 16:19:02,358 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 16:19:02,359 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 16:19:02,360 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 16:19:02,361 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 16:19:02,361 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 16:19:02,362 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 16:19:02,364 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 16:19:02,364 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 16:19:02,365 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 16:19:02,365 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 16:19:02,365 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 16:19:02,366 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 16:19:02,366 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 16:19:02,367 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 16:19:02,367 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 16:19:02,368 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 16:19:02,368 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 16:19:02,368 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 16:19:02,369 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 16:19:02,369 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 16:19:02,369 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 16:19:02,370 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 16:19:02,370 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 16:19:02,371 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-12-13 16:19:02,386 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 16:19:02,387 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 16:19:02,387 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 16:19:02,387 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 16:19:02,393 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 16:19:02,393 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 16:19:02,393 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 16:19:02,394 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-12-13 16:19:02,394 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-12-13 16:19:02,394 INFO L138 SettingsManager]: * Use old map elimination=false [2022-12-13 16:19:02,394 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-12-13 16:19:02,394 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-12-13 16:19:02,394 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-12-13 16:19:02,394 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 16:19:02,394 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 16:19:02,395 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 16:19:02,395 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 16:19:02,395 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-12-13 16:19:02,395 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-12-13 16:19:02,395 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-12-13 16:19:02,395 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 16:19:02,395 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-12-13 16:19:02,395 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 16:19:02,396 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-12-13 16:19:02,396 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 16:19:02,396 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 16:19:02,396 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 16:19:02,396 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 16:19:02,397 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-12-13 16:19:02,397 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_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93b4a0ba0c9f7effb12d2a47608c061d55502e7c43d58dada73542f7a20a21c1 [2022-12-13 16:19:02,556 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 16:19:02,576 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 16:19:02,578 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 16:19:02,579 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 16:19:02,580 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 16:19:02,581 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/termination-memory-alloca/c.07-alloca.i [2022-12-13 16:19:05,123 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 16:19:05,292 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 16:19:05,292 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/sv-benchmarks/c/termination-memory-alloca/c.07-alloca.i [2022-12-13 16:19:05,299 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/data/a00d0d219/0fca9996489f41c092cef104a2933d2a/FLAGbe51fe055 [2022-12-13 16:19:05,692 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/data/a00d0d219/0fca9996489f41c092cef104a2933d2a [2022-12-13 16:19:05,694 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 16:19:05,695 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 16:19:05,696 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 16:19:05,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 16:19:05,699 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 16:19:05,699 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 04:19:05" (1/1) ... [2022-12-13 16:19:05,700 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fa1f379 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:19:05, skipping insertion in model container [2022-12-13 16:19:05,700 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 04:19:05" (1/1) ... [2022-12-13 16:19:05,705 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 16:19:05,726 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 16:19:05,889 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 16:19:05,899 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 16:19:05,922 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 16:19:05,937 INFO L208 MainTranslator]: Completed translation [2022-12-13 16:19:05,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:19:05 WrapperNode [2022-12-13 16:19:05,937 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 16:19:05,938 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 16:19:05,938 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 16:19:05,938 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 16:19:05,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:19:05" (1/1) ... [2022-12-13 16:19:05,952 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:19:05" (1/1) ... [2022-12-13 16:19:05,965 INFO L138 Inliner]: procedures = 111, calls = 35, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 91 [2022-12-13 16:19:05,965 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 16:19:05,966 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 16:19:05,966 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 16:19:05,966 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 16:19:05,972 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:19:05" (1/1) ... [2022-12-13 16:19:05,972 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:19:05" (1/1) ... [2022-12-13 16:19:05,973 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:19:05" (1/1) ... [2022-12-13 16:19:05,974 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:19:05" (1/1) ... [2022-12-13 16:19:05,976 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:19:05" (1/1) ... [2022-12-13 16:19:05,978 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:19:05" (1/1) ... [2022-12-13 16:19:05,979 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:19:05" (1/1) ... [2022-12-13 16:19:05,980 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:19:05" (1/1) ... [2022-12-13 16:19:05,981 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 16:19:05,982 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 16:19:05,982 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 16:19:05,982 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 16:19:05,983 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:19:05" (1/1) ... [2022-12-13 16:19:05,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:19:05,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:19:06,005 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:19:06,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-12-13 16:19:06,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 16:19:06,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 16:19:06,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 16:19:06,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 16:19:06,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 16:19:06,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 16:19:06,112 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 16:19:06,114 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 16:19:06,238 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 16:19:06,243 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 16:19:06,243 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-13 16:19:06,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:19:06 BoogieIcfgContainer [2022-12-13 16:19:06,245 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 16:19:06,245 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-12-13 16:19:06,245 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-12-13 16:19:06,248 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-12-13 16:19:06,249 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 16:19:06,249 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.12 04:19:05" (1/3) ... [2022-12-13 16:19:06,250 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5954b763 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 04:19:06, skipping insertion in model container [2022-12-13 16:19:06,250 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 16:19:06,250 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:19:05" (2/3) ... [2022-12-13 16:19:06,250 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5954b763 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 04:19:06, skipping insertion in model container [2022-12-13 16:19:06,250 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 16:19:06,258 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:19:06" (3/3) ... [2022-12-13 16:19:06,259 INFO L332 chiAutomizerObserver]: Analyzing ICFG c.07-alloca.i [2022-12-13 16:19:06,298 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-12-13 16:19:06,298 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-12-13 16:19:06,298 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-12-13 16:19:06,299 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-12-13 16:19:06,299 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-12-13 16:19:06,299 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-12-13 16:19:06,299 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-12-13 16:19:06,299 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-12-13 16:19:06,302 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 16:19:06,315 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-12-13 16:19:06,315 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 16:19:06,315 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 16:19:06,320 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-12-13 16:19:06,320 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-12-13 16:19:06,320 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-12-13 16:19:06,320 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 16:19:06,321 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-12-13 16:19:06,321 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 16:19:06,321 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 16:19:06,321 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-12-13 16:19:06,321 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-12-13 16:19:06,327 INFO L748 eck$LassoCheckResult]: Stem: 7#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~ret21#1;assume { :begin_inline_test_fun } true;test_fun_#in~i#1, test_fun_#in~j#1, test_fun_#in~k#1, test_fun_#in~tmp#1 := main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset, test_fun_#t~malloc6#1.base, test_fun_#t~malloc6#1.offset, test_fun_#t~mem12#1, test_fun_#t~mem13#1, test_fun_#t~mem14#1, test_fun_#t~mem15#1, test_fun_#t~mem7#1, test_fun_#t~mem8#1, test_fun_#t~short9#1, test_fun_#t~mem10#1, test_fun_#t~short11#1, test_fun_#t~mem16#1, test_fun_~i#1, test_fun_~j#1, test_fun_~k#1, test_fun_~tmp#1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, test_fun_~k_ref~0#1.base, test_fun_~k_ref~0#1.offset, test_fun_~tmp_ref~0#1.base, test_fun_~tmp_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~i#1 := test_fun_#in~i#1;test_fun_~j#1 := test_fun_#in~j#1;test_fun_~k#1 := test_fun_#in~k#1;test_fun_~tmp#1 := test_fun_#in~tmp#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~k_ref~0#1.base, test_fun_~k_ref~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);test_fun_~tmp_ref~0#1.base, test_fun_~tmp_ref~0#1.offset := test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset;call test_fun_#t~malloc6#1.base, test_fun_#t~malloc6#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc6#1.base, test_fun_#t~malloc6#1.offset;call write~int(test_fun_~i#1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);call write~int(test_fun_~j#1, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call write~int(test_fun_~k#1, test_fun_~k_ref~0#1.base, test_fun_~k_ref~0#1.offset, 4);call write~int(test_fun_~tmp#1, test_fun_~tmp_ref~0#1.base, test_fun_~tmp_ref~0#1.offset, 4);call write~int(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 8#L559-8true [2022-12-13 16:19:06,328 INFO L750 eck$LassoCheckResult]: Loop: 8#L559-8true call test_fun_#t~mem7#1 := read~int(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem7#1 <= 100; 9#L559-1true assume test_fun_#t~short9#1;call test_fun_#t~mem8#1 := read~int(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem8#1 <= test_fun_~k#1; 5#L559-3true test_fun_#t~short11#1 := test_fun_#t~short9#1; 12#L559-4true assume test_fun_#t~short11#1;call test_fun_#t~mem10#1 := read~int(test_fun_~k_ref~0#1.base, test_fun_~k_ref~0#1.offset, 4);test_fun_#t~short11#1 := test_fun_#t~mem10#1 > -2147483648; 6#L559-6true assume !!test_fun_#t~short11#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem8#1;havoc test_fun_#t~short9#1;havoc test_fun_#t~mem10#1;havoc test_fun_#t~short11#1;call test_fun_#t~mem12#1 := read~int(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);call write~int(test_fun_#t~mem12#1, test_fun_~tmp_ref~0#1.base, test_fun_~tmp_ref~0#1.offset, 4);havoc test_fun_#t~mem12#1;call test_fun_#t~mem13#1 := read~int(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call write~int(test_fun_#t~mem13#1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);havoc test_fun_#t~mem13#1;call test_fun_#t~mem14#1 := read~int(test_fun_~tmp_ref~0#1.base, test_fun_~tmp_ref~0#1.offset, 4);call write~int(1 + test_fun_#t~mem14#1, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);havoc test_fun_#t~mem14#1;call test_fun_#t~mem15#1 := read~int(test_fun_~k_ref~0#1.base, test_fun_~k_ref~0#1.offset, 4);call write~int(test_fun_#t~mem15#1 - 1, test_fun_~k_ref~0#1.base, test_fun_~k_ref~0#1.offset, 4);havoc test_fun_#t~mem15#1; 8#L559-8true [2022-12-13 16:19:06,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:19:06,332 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-12-13 16:19:06,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:19:06,339 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396549363] [2022-12-13 16:19:06,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:19:06,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:19:06,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:19:06,494 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 16:19:06,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:19:06,543 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 16:19:06,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:19:06,545 INFO L85 PathProgramCache]: Analyzing trace with hash 35405714, now seen corresponding path program 1 times [2022-12-13 16:19:06,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:19:06,546 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052466734] [2022-12-13 16:19:06,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:19:06,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:19:06,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:19:06,612 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 16:19:06,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:19:06,629 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 16:19:06,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:19:06,630 INFO L85 PathProgramCache]: Analyzing trace with hash 1806845200, now seen corresponding path program 1 times [2022-12-13 16:19:06,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:19:06,631 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269653026] [2022-12-13 16:19:06,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:19:06,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:19:06,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:19:06,762 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 16:19:06,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:19:06,790 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 16:19:09,459 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 16:19:09,460 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 16:19:09,460 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 16:19:09,460 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 16:19:09,460 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 16:19:09,460 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:19:09,460 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 16:19:09,460 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 16:19:09,460 INFO L133 ssoRankerPreferences]: Filename of dumped script: c.07-alloca.i_Iteration1_Lasso [2022-12-13 16:19:09,461 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 16:19:09,461 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 16:19:09,476 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:19:09,483 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:19:09,485 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:19:09,486 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:19:09,488 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:19:09,489 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:19:09,492 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:19:09,493 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:19:09,495 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:19:09,497 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:19:10,677 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:19:10,679 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:19:10,681 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:19:10,682 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:19:10,683 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:19:10,684 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:19:10,686 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:19:10,687 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:19:10,688 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:19:10,689 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:19:11,145 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 16:19:11,148 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 16:19:11,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:19:11,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:19:11,150 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:19:11,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-12-13 16:19:11,152 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:19:11,163 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:19:11,163 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:19:11,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:19:11,163 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:19:11,163 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:19:11,165 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 16:19:11,165 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:19:11,167 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:19:11,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-12-13 16:19:11,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:19:11,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:19:11,172 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:19:11,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-12-13 16:19:11,174 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:19:11,184 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:19:11,184 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:19:11,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:19:11,184 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:19:11,184 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:19:11,185 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 16:19:11,185 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:19:11,186 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:19:11,189 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-12-13 16:19:11,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:19:11,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:19:11,190 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:19:11,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-12-13 16:19:11,193 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:19:11,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:19:11,203 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:19:11,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:19:11,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:19:11,203 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:19:11,204 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 16:19:11,204 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:19:11,205 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:19:11,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2022-12-13 16:19:11,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:19:11,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:19:11,209 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:19:11,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-12-13 16:19:11,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:19:11,222 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:19:11,222 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:19:11,222 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:19:11,222 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:19:11,222 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:19:11,223 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 16:19:11,223 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:19:11,224 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:19:11,226 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2022-12-13 16:19:11,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:19:11,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:19:11,228 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:19:11,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-12-13 16:19:11,230 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:19:11,239 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:19:11,240 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:19:11,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:19:11,240 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:19:11,240 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:19:11,240 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 16:19:11,241 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:19:11,242 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:19:11,244 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-12-13 16:19:11,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:19:11,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:19:11,246 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:19:11,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-12-13 16:19:11,247 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:19:11,257 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:19:11,257 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:19:11,257 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:19:11,258 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:19:11,260 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:19:11,260 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 16:19:11,264 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:19:11,266 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2022-12-13 16:19:11,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:19:11,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:19:11,267 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:19:11,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-12-13 16:19:11,269 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:19:11,279 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:19:11,279 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:19:11,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:19:11,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:19:11,280 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:19:11,280 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 16:19:11,280 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:19:11,282 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:19:11,284 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-12-13 16:19:11,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:19:11,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:19:11,285 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:19:11,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-12-13 16:19:11,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:19:11,298 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:19:11,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:19:11,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:19:11,298 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:19:11,300 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:19:11,300 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 16:19:11,303 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:19:11,306 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2022-12-13 16:19:11,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:19:11,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:19:11,307 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:19:11,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-12-13 16:19:11,309 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:19:11,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:19:11,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:19:11,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:19:11,319 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:19:11,321 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:19:11,321 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 16:19:11,324 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:19:11,326 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2022-12-13 16:19:11,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:19:11,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:19:11,328 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:19:11,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-12-13 16:19:11,330 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:19:11,340 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:19:11,340 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:19:11,340 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:19:11,340 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:19:11,343 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:19:11,343 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 16:19:11,348 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:19:11,351 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-12-13 16:19:11,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:19:11,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:19:11,352 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:19:11,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-12-13 16:19:11,354 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:19:11,365 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:19:11,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:19:11,365 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:19:11,365 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:19:11,373 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:19:11,374 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 16:19:11,389 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:19:11,392 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-12-13 16:19:11,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:19:11,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:19:11,393 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:19:11,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-12-13 16:19:11,396 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:19:11,405 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:19:11,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:19:11,406 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:19:11,406 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:19:11,408 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:19:11,408 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 16:19:11,411 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:19:11,413 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2022-12-13 16:19:11,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:19:11,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:19:11,414 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:19:11,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-12-13 16:19:11,416 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:19:11,426 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:19:11,426 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:19:11,426 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:19:11,426 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:19:11,428 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:19:11,428 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 16:19:11,433 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:19:11,436 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-12-13 16:19:11,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:19:11,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:19:11,437 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:19:11,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-12-13 16:19:11,439 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:19:11,449 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:19:11,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:19:11,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:19:11,449 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:19:11,451 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:19:11,451 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 16:19:11,454 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:19:11,456 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2022-12-13 16:19:11,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:19:11,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:19:11,457 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:19:11,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-12-13 16:19:11,459 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:19:11,469 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:19:11,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:19:11,469 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:19:11,469 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:19:11,472 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:19:11,472 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 16:19:11,476 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:19:11,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-12-13 16:19:11,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:19:11,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:19:11,480 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:19:11,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-12-13 16:19:11,482 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:19:11,492 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:19:11,492 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:19:11,492 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:19:11,492 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:19:11,494 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:19:11,494 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 16:19:11,497 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:19:11,499 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2022-12-13 16:19:11,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:19:11,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:19:11,501 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:19:11,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-12-13 16:19:11,503 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:19:11,512 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:19:11,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:19:11,513 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:19:11,513 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:19:11,514 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:19:11,514 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 16:19:11,517 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:19:11,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2022-12-13 16:19:11,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:19:11,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:19:11,521 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:19:11,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-12-13 16:19:11,523 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 [2022-12-13 16:19:11,532 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:19:11,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:19:11,533 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:19:11,533 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:19:11,534 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:19:11,534 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 16:19:11,538 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:19:11,540 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2022-12-13 16:19:11,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:19:11,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:19:11,541 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:19:11,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-12-13 16:19:11,544 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:19:11,554 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:19:11,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:19:11,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:19:11,554 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:19:11,558 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:19:11,558 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 16:19:11,568 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:19:11,571 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2022-12-13 16:19:11,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:19:11,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:19:11,572 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:19:11,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-12-13 16:19:11,574 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:19:11,584 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:19:11,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:19:11,584 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:19:11,584 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:19:11,590 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:19:11,590 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 16:19:11,615 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 16:19:11,645 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2022-12-13 16:19:11,645 INFO L444 ModelExtractionUtils]: 18 out of 52 variables were initially zero. Simplification set additionally 29 variables to zero. [2022-12-13 16:19:11,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:19:11,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:19:11,679 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:19:11,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-12-13 16:19:11,681 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 16:19:11,692 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 16:19:11,692 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 16:19:11,693 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_fun_~k#1, v_rep(select (select #memory_int ULTIMATE.start_test_fun_~i_ref~0#1.base) ULTIMATE.start_test_fun_~i_ref~0#1.offset)_1, v_rep(select (select #memory_int ULTIMATE.start_test_fun_~j_ref~0#1.base) ULTIMATE.start_test_fun_~j_ref~0#1.offset)_1) = 2*ULTIMATE.start_test_fun_~k#1 - 2*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~i_ref~0#1.base) ULTIMATE.start_test_fun_~i_ref~0#1.offset)_1 - 2*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~j_ref~0#1.base) ULTIMATE.start_test_fun_~j_ref~0#1.offset)_1 + 201 Supporting invariants [] [2022-12-13 16:19:11,697 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2022-12-13 16:19:12,058 INFO L156 tatePredicateManager]: 53 out of 59 supporting invariants were superfluous and have been removed [2022-12-13 16:19:12,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:19:12,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2022-12-13 16:19:12,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:19:12,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 24 conjunts are in the unsatisfiable core [2022-12-13 16:19:12,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:19:12,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:19:12,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 45 conjunts are in the unsatisfiable core [2022-12-13 16:19:12,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:19:12,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 16:19:12,478 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 5 loop predicates [2022-12-13 16:19:12,479 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 6 states, 6 states have (on average 1.1666666666666667) internal successors, (7), 6 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 16:19:12,681 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 6 states, 6 states have (on average 1.1666666666666667) internal successors, (7), 6 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 38 states and 49 transitions. Complement of second has 14 states. [2022-12-13 16:19:12,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 1 stem states 5 non-accepting loop states 1 accepting loop states [2022-12-13 16:19:12,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 1.1666666666666667) internal successors, (7), 6 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 16:19:12,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 24 transitions. [2022-12-13 16:19:12,690 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 24 transitions. Stem has 2 letters. Loop has 5 letters. [2022-12-13 16:19:12,690 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 16:19:12,691 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 24 transitions. Stem has 7 letters. Loop has 5 letters. [2022-12-13 16:19:12,691 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 16:19:12,691 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 24 transitions. Stem has 2 letters. Loop has 10 letters. [2022-12-13 16:19:12,691 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 16:19:12,692 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 38 states and 49 transitions. [2022-12-13 16:19:12,693 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-12-13 16:19:12,696 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 38 states to 19 states and 25 transitions. [2022-12-13 16:19:12,697 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2022-12-13 16:19:12,697 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2022-12-13 16:19:12,698 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 25 transitions. [2022-12-13 16:19:12,698 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 16:19:12,698 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 25 transitions. [2022-12-13 16:19:12,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 25 transitions. [2022-12-13 16:19:12,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 17. [2022-12-13 16:19:12,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 16 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 16:19:12,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 23 transitions. [2022-12-13 16:19:12,721 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17 states and 23 transitions. [2022-12-13 16:19:12,721 INFO L428 stractBuchiCegarLoop]: Abstraction has 17 states and 23 transitions. [2022-12-13 16:19:12,721 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-12-13 16:19:12,721 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 23 transitions. [2022-12-13 16:19:12,722 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-12-13 16:19:12,722 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 16:19:12,722 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 16:19:12,722 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-12-13 16:19:12,722 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-12-13 16:19:12,722 INFO L748 eck$LassoCheckResult]: Stem: 360#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 361#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~ret21#1;assume { :begin_inline_test_fun } true;test_fun_#in~i#1, test_fun_#in~j#1, test_fun_#in~k#1, test_fun_#in~tmp#1 := main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset, test_fun_#t~malloc6#1.base, test_fun_#t~malloc6#1.offset, test_fun_#t~mem12#1, test_fun_#t~mem13#1, test_fun_#t~mem14#1, test_fun_#t~mem15#1, test_fun_#t~mem7#1, test_fun_#t~mem8#1, test_fun_#t~short9#1, test_fun_#t~mem10#1, test_fun_#t~short11#1, test_fun_#t~mem16#1, test_fun_~i#1, test_fun_~j#1, test_fun_~k#1, test_fun_~tmp#1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, test_fun_~k_ref~0#1.base, test_fun_~k_ref~0#1.offset, test_fun_~tmp_ref~0#1.base, test_fun_~tmp_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~i#1 := test_fun_#in~i#1;test_fun_~j#1 := test_fun_#in~j#1;test_fun_~k#1 := test_fun_#in~k#1;test_fun_~tmp#1 := test_fun_#in~tmp#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~k_ref~0#1.base, test_fun_~k_ref~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);test_fun_~tmp_ref~0#1.base, test_fun_~tmp_ref~0#1.offset := test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset;call test_fun_#t~malloc6#1.base, test_fun_#t~malloc6#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc6#1.base, test_fun_#t~malloc6#1.offset;call write~int(test_fun_~i#1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);call write~int(test_fun_~j#1, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call write~int(test_fun_~k#1, test_fun_~k_ref~0#1.base, test_fun_~k_ref~0#1.offset, 4);call write~int(test_fun_~tmp#1, test_fun_~tmp_ref~0#1.base, test_fun_~tmp_ref~0#1.offset, 4);call write~int(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 366#L559-8 call test_fun_#t~mem7#1 := read~int(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem7#1 <= 100; 362#L559-1 [2022-12-13 16:19:12,722 INFO L750 eck$LassoCheckResult]: Loop: 362#L559-1 assume !test_fun_#t~short9#1; 352#L559-3 test_fun_#t~short11#1 := test_fun_#t~short9#1; 353#L559-4 assume test_fun_#t~short11#1;call test_fun_#t~mem10#1 := read~int(test_fun_~k_ref~0#1.base, test_fun_~k_ref~0#1.offset, 4);test_fun_#t~short11#1 := test_fun_#t~mem10#1 > -2147483648; 356#L559-6 assume !!test_fun_#t~short11#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem8#1;havoc test_fun_#t~short9#1;havoc test_fun_#t~mem10#1;havoc test_fun_#t~short11#1;call test_fun_#t~mem12#1 := read~int(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);call write~int(test_fun_#t~mem12#1, test_fun_~tmp_ref~0#1.base, test_fun_~tmp_ref~0#1.offset, 4);havoc test_fun_#t~mem12#1;call test_fun_#t~mem13#1 := read~int(test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);call write~int(test_fun_#t~mem13#1, test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);havoc test_fun_#t~mem13#1;call test_fun_#t~mem14#1 := read~int(test_fun_~tmp_ref~0#1.base, test_fun_~tmp_ref~0#1.offset, 4);call write~int(1 + test_fun_#t~mem14#1, test_fun_~j_ref~0#1.base, test_fun_~j_ref~0#1.offset, 4);havoc test_fun_#t~mem14#1;call test_fun_#t~mem15#1 := read~int(test_fun_~k_ref~0#1.base, test_fun_~k_ref~0#1.offset, 4);call write~int(test_fun_#t~mem15#1 - 1, test_fun_~k_ref~0#1.base, test_fun_~k_ref~0#1.offset, 4);havoc test_fun_#t~mem15#1; 357#L559-8 call test_fun_#t~mem7#1 := read~int(test_fun_~i_ref~0#1.base, test_fun_~i_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem7#1 <= 100; 362#L559-1 [2022-12-13 16:19:12,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:19:12,723 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2022-12-13 16:19:12,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:19:12,723 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384196672] [2022-12-13 16:19:12,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:19:12,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:19:12,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:19:12,760 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 16:19:12,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:19:12,776 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 16:19:12,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:19:12,776 INFO L85 PathProgramCache]: Analyzing trace with hash 40145596, now seen corresponding path program 1 times [2022-12-13 16:19:12,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:19:12,777 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689862022] [2022-12-13 16:19:12,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:19:12,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:19:12,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:19:12,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 16:19:12,832 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:19:12,832 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689862022] [2022-12-13 16:19:12,833 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1689862022] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:19:12,833 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:19:12,833 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 16:19:12,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808761015] [2022-12-13 16:19:12,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:19:12,835 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-12-13 16:19:12,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:19:12,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 16:19:12,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 16:19:12,838 INFO L87 Difference]: Start difference. First operand 17 states and 23 transitions. cyclomatic complexity: 8 Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 16:19:12,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:19:12,868 INFO L93 Difference]: Finished difference Result 16 states and 17 transitions. [2022-12-13 16:19:12,868 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 17 transitions. [2022-12-13 16:19:12,869 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-12-13 16:19:12,869 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 0 states and 0 transitions. [2022-12-13 16:19:12,869 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-12-13 16:19:12,869 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-12-13 16:19:12,869 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-12-13 16:19:12,869 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 16:19:12,869 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 16:19:12,869 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 16:19:12,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 16:19:12,870 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 16:19:12,871 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-12-13 16:19:12,871 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-12-13 16:19:12,871 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-12-13 16:19:12,871 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-12-13 16:19:12,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.12 04:19:12 BoogieIcfgContainer [2022-12-13 16:19:12,876 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-12-13 16:19:12,877 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 16:19:12,877 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 16:19:12,877 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 16:19:12,877 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:19:06" (3/4) ... [2022-12-13 16:19:12,879 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 16:19:12,879 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 16:19:12,880 INFO L158 Benchmark]: Toolchain (without parser) took 7184.86ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 90.0MB in the beginning and 93.8MB in the end (delta: -3.7MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2022-12-13 16:19:12,880 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 125.8MB. Free memory is still 95.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 16:19:12,880 INFO L158 Benchmark]: CACSL2BoogieTranslator took 242.10ms. Allocated memory is still 125.8MB. Free memory was 90.0MB in the beginning and 74.2MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-13 16:19:12,881 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.09ms. Allocated memory is still 125.8MB. Free memory was 74.2MB in the beginning and 72.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 16:19:12,881 INFO L158 Benchmark]: Boogie Preprocessor took 15.72ms. Allocated memory is still 125.8MB. Free memory was 72.4MB in the beginning and 71.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 16:19:12,881 INFO L158 Benchmark]: RCFGBuilder took 262.71ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 71.0MB in the beginning and 120.7MB in the end (delta: -49.7MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2022-12-13 16:19:12,882 INFO L158 Benchmark]: BuchiAutomizer took 6631.23ms. Allocated memory is still 151.0MB. Free memory was 120.5MB in the beginning and 93.8MB in the end (delta: 26.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-12-13 16:19:12,882 INFO L158 Benchmark]: Witness Printer took 2.48ms. Allocated memory is still 151.0MB. Free memory is still 93.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 16:19:12,883 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 125.8MB. Free memory is still 95.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 242.10ms. Allocated memory is still 125.8MB. Free memory was 90.0MB in the beginning and 74.2MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.09ms. Allocated memory is still 125.8MB. Free memory was 74.2MB in the beginning and 72.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 15.72ms. Allocated memory is still 125.8MB. Free memory was 72.4MB in the beginning and 71.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 262.71ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 71.0MB in the beginning and 120.7MB in the end (delta: -49.7MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 6631.23ms. Allocated memory is still 151.0MB. Free memory was 120.5MB in the beginning and 93.8MB in the end (delta: 26.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Witness Printer took 2.48ms. Allocated memory is still 151.0MB. Free memory is still 93.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function 201 + -2 * unknown-#memory_int-unknown[i_ref][i_ref] + -2 * unknown-#memory_int-unknown[j_ref][j_ref] + 2 * k and consists of 8 locations. 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.5s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 5.8s. Construction of modules took 0.0s. Büchi inclusion checks took 0.5s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 17 mSDsluCounter, 19 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 48 IncrementalHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 10 mSDtfsCounter, 48 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital1023 mio100 ax101 hnf100 lsp97 ukn27 mio100 lsp35 div100 bol100 ite100 ukn100 eq198 hnf87 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 19ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-12-13 16:19:12,895 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24476b5f-5236-4523-a21d-4501c1af0bfb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE