./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/b.05-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/b.05-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2e8f354936443b9a529fcf41dfa5e3c742b35e7f73ef50360a09d67c1a48d74d --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-18 18:45:54,558 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 18:45:54,560 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 18:45:54,586 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 18:45:54,587 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 18:45:54,588 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 18:45:54,589 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 18:45:54,591 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 18:45:54,595 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 18:45:54,596 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 18:45:54,597 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 18:45:54,598 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 18:45:54,599 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 18:45:54,600 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 18:45:54,601 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 18:45:54,604 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 18:45:54,606 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 18:45:54,609 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 18:45:54,611 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 18:45:54,616 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 18:45:54,620 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 18:45:54,628 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 18:45:54,629 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 18:45:54,631 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 18:45:54,635 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 18:45:54,641 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 18:45:54,642 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 18:45:54,643 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 18:45:54,644 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 18:45:54,645 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 18:45:54,646 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 18:45:54,647 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 18:45:54,648 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 18:45:54,649 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 18:45:54,651 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 18:45:54,652 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 18:45:54,653 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 18:45:54,653 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 18:45:54,654 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 18:45:54,655 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 18:45:54,655 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 18:45:54,656 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-11-18 18:45:54,690 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 18:45:54,691 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 18:45:54,691 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 18:45:54,691 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 18:45:54,693 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 18:45:54,694 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 18:45:54,694 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 18:45:54,694 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-18 18:45:54,694 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-18 18:45:54,694 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-18 18:45:54,696 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-18 18:45:54,696 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-18 18:45:54,696 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-18 18:45:54,696 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 18:45:54,696 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 18:45:54,697 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 18:45:54,697 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 18:45:54,697 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-18 18:45:54,697 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-18 18:45:54,697 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-18 18:45:54,698 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 18:45:54,698 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-18 18:45:54,698 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 18:45:54,698 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-18 18:45:54,699 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 18:45:54,699 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 18:45:54,699 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 18:45:54,699 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 18:45:54,701 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-18 18:45:54,701 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_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e8f354936443b9a529fcf41dfa5e3c742b35e7f73ef50360a09d67c1a48d74d [2022-11-18 18:45:54,979 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 18:45:55,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 18:45:55,010 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 18:45:55,011 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 18:45:55,013 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 18:45:55,014 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/termination-memory-alloca/b.05-alloca.i [2022-11-18 18:45:55,104 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/data/732bc2b29/2ee95817e5e64a7db93f455e88b8998d/FLAGe66f1ea42 [2022-11-18 18:45:55,628 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 18:45:55,628 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/sv-benchmarks/c/termination-memory-alloca/b.05-alloca.i [2022-11-18 18:45:55,638 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/data/732bc2b29/2ee95817e5e64a7db93f455e88b8998d/FLAGe66f1ea42 [2022-11-18 18:45:55,968 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/data/732bc2b29/2ee95817e5e64a7db93f455e88b8998d [2022-11-18 18:45:55,972 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 18:45:55,975 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 18:45:55,979 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 18:45:55,979 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 18:45:55,983 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 18:45:55,984 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:45:55" (1/1) ... [2022-11-18 18:45:55,986 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48999e6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:45:55, skipping insertion in model container [2022-11-18 18:45:55,986 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:45:55" (1/1) ... [2022-11-18 18:45:55,995 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 18:45:56,048 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 18:45:56,361 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:45:56,376 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 18:45:56,437 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:45:56,471 INFO L208 MainTranslator]: Completed translation [2022-11-18 18:45:56,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:45:56 WrapperNode [2022-11-18 18:45:56,472 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 18:45:56,473 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 18:45:56,473 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 18:45:56,473 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 18:45:56,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:45:56" (1/1) ... [2022-11-18 18:45:56,492 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:45:56" (1/1) ... [2022-11-18 18:45:56,519 INFO L138 Inliner]: procedures = 111, calls = 20, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 69 [2022-11-18 18:45:56,520 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 18:45:56,521 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 18:45:56,521 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 18:45:56,521 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 18:45:56,530 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:45:56" (1/1) ... [2022-11-18 18:45:56,530 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:45:56" (1/1) ... [2022-11-18 18:45:56,552 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:45:56" (1/1) ... [2022-11-18 18:45:56,553 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:45:56" (1/1) ... [2022-11-18 18:45:56,556 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:45:56" (1/1) ... [2022-11-18 18:45:56,559 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:45:56" (1/1) ... [2022-11-18 18:45:56,568 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:45:56" (1/1) ... [2022-11-18 18:45:56,569 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:45:56" (1/1) ... [2022-11-18 18:45:56,571 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 18:45:56,572 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 18:45:56,572 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 18:45:56,572 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 18:45:56,573 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:45:56" (1/1) ... [2022-11-18 18:45:56,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:45:56,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:45:56,603 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:45:56,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-18 18:45:56,649 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 18:45:56,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 18:45:56,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 18:45:56,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 18:45:56,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 18:45:56,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 18:45:56,835 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 18:45:56,837 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 18:45:57,015 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 18:45:57,021 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 18:45:57,021 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-18 18:45:57,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:45:57 BoogieIcfgContainer [2022-11-18 18:45:57,023 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 18:45:57,024 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-18 18:45:57,024 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-18 18:45:57,037 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-18 18:45:57,038 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-18 18:45:57,038 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 18.11 06:45:55" (1/3) ... [2022-11-18 18:45:57,039 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@17b7fb62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 06:45:57, skipping insertion in model container [2022-11-18 18:45:57,039 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-18 18:45:57,040 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:45:56" (2/3) ... [2022-11-18 18:45:57,040 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@17b7fb62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 06:45:57, skipping insertion in model container [2022-11-18 18:45:57,040 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-18 18:45:57,040 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:45:57" (3/3) ... [2022-11-18 18:45:57,042 INFO L332 chiAutomizerObserver]: Analyzing ICFG b.05-alloca.i [2022-11-18 18:45:57,122 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-18 18:45:57,122 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-18 18:45:57,122 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-18 18:45:57,122 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-18 18:45:57,123 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-18 18:45:57,123 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-18 18:45:57,123 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-18 18:45:57,123 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-18 18:45:57,127 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:45:57,159 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2022-11-18 18:45:57,159 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 18:45:57,159 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 18:45:57,165 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-18 18:45:57,165 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:45:57,165 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-18 18:45:57,166 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:45:57,169 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2022-11-18 18:45:57,169 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 18:45:57,169 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 18:45:57,169 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-18 18:45:57,170 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:45:57,178 INFO L748 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet15#1, main_#t~nondet16#1, main_#t~ret17#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~tmp#1 := main_#t~nondet15#1, main_#t~nondet16#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~nondet4#1, test_fun_#t~mem12#1, test_fun_#t~nondet13#1, test_fun_#t~mem5#1, test_fun_#t~mem6#1, test_fun_#t~short7#1, test_fun_#t~mem8#1, test_fun_#t~short9#1, test_fun_#t~mem10#1, test_fun_#t~short11#1, test_fun_#t~mem14#1, test_fun_~x#1, test_fun_~tmp#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~tmp_ref~0#1.base, test_fun_~tmp_ref~0#1.offset;test_fun_~x#1 := test_fun_#in~x#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_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~tmp_ref~0#1.base, test_fun_~tmp_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call write~int(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_~tmp#1, test_fun_~tmp_ref~0#1.base, test_fun_~tmp_ref~0#1.offset, 4);call write~int(test_fun_#t~nondet4#1, test_fun_~tmp_ref~0#1.base, test_fun_~tmp_ref~0#1.offset, 4);havoc test_fun_#t~nondet4#1; 10#L554-11true [2022-11-18 18:45:57,180 INFO L750 eck$LassoCheckResult]: Loop: 10#L554-11true call test_fun_#t~mem5#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short7#1 := test_fun_#t~mem5#1 > 0; 5#L554-1true assume test_fun_#t~short7#1;call test_fun_#t~mem6#1 := read~int(test_fun_~tmp_ref~0#1.base, test_fun_~tmp_ref~0#1.offset, 4);test_fun_#t~short7#1 := test_fun_#t~mem6#1 >= 0; 12#L554-3true test_fun_#t~short9#1 := test_fun_#t~short7#1; 7#L554-4true assume test_fun_#t~short9#1;call test_fun_#t~mem8#1 := read~int(test_fun_~tmp_ref~0#1.base, test_fun_~tmp_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem8#1 < 1073741824; 14#L554-6true test_fun_#t~short11#1 := test_fun_#t~short9#1; 9#L554-7true assume test_fun_#t~short11#1;call test_fun_#t~mem10#1 := read~int(test_fun_~tmp_ref~0#1.base, test_fun_~tmp_ref~0#1.offset, 4);test_fun_#t~short11#1 := test_fun_~x#1 == 2 * test_fun_#t~mem10#1; 4#L554-9true assume !!test_fun_#t~short11#1;havoc test_fun_#t~mem5#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~short7#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_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_#t~mem12#1 - 1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem12#1;call write~int(test_fun_#t~nondet13#1, test_fun_~tmp_ref~0#1.base, test_fun_~tmp_ref~0#1.offset, 4);havoc test_fun_#t~nondet13#1; 10#L554-11true [2022-11-18 18:45:57,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:45:57,188 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-11-18 18:45:57,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:45:57,197 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063302179] [2022-11-18 18:45:57,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:45:57,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:45:57,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:45:57,348 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 18:45:57,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:45:57,409 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 18:45:57,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:45:57,413 INFO L85 PathProgramCache]: Analyzing trace with hash -334850282, now seen corresponding path program 1 times [2022-11-18 18:45:57,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:45:57,414 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883435597] [2022-11-18 18:45:57,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:45:57,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:45:57,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:45:57,465 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 18:45:57,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:45:57,500 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 18:45:57,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:45:57,502 INFO L85 PathProgramCache]: Analyzing trace with hash 1211446548, now seen corresponding path program 1 times [2022-11-18 18:45:57,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:45:57,510 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238461459] [2022-11-18 18:45:57,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:45:57,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:45:57,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:45:57,565 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 18:45:57,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:45:57,591 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 18:45:58,392 INFO L210 LassoAnalysis]: Preferences: [2022-11-18 18:45:58,393 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-18 18:45:58,393 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-18 18:45:58,393 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-18 18:45:58,393 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-18 18:45:58,394 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:45:58,394 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-18 18:45:58,394 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-18 18:45:58,394 INFO L133 ssoRankerPreferences]: Filename of dumped script: b.05-alloca.i_Iteration1_Lasso [2022-11-18 18:45:58,394 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-18 18:45:58,395 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-18 18:45:58,419 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:45:58,428 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:45:58,432 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:45:58,434 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:45:58,437 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:45:58,440 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:45:58,447 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:45:58,450 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:45:58,454 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:45:58,456 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:45:58,460 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:45:58,464 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:45:58,467 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:45:58,469 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:45:58,472 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:45:58,475 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:45:58,479 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:45:58,876 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:45:58,880 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:45:58,882 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:45:58,886 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:45:59,315 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-18 18:45:59,322 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-18 18:45:59,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:45:59,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:45:59,331 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:45:59,343 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:45:59,356 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:45:59,356 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:45:59,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:45:59,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:45:59,357 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:45:59,360 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:45:59,360 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:45:59,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-18 18:45:59,379 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:45:59,386 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-18 18:45:59,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:45:59,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:45:59,395 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:45:59,403 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:45:59,417 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:45:59,417 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:45:59,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:45:59,417 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:45:59,418 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:45:59,420 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:45:59,420 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:45:59,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-18 18:45:59,438 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:45:59,447 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-18 18:45:59,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:45:59,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:45:59,449 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:45:59,457 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:45:59,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-18 18:45:59,469 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:45:59,469 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:45:59,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:45:59,470 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:45:59,470 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:45:59,471 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:45:59,471 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:45:59,486 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:45:59,491 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-18 18:45:59,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:45:59,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:45:59,495 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:45:59,504 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:45:59,516 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:45:59,516 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:45:59,517 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:45:59,517 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:45:59,517 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:45:59,518 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:45:59,518 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:45:59,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-18 18:45:59,521 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:45:59,527 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2022-11-18 18:45:59,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:45:59,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:45:59,529 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:45:59,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-18 18:45:59,540 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:45:59,555 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:45:59,555 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:45:59,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:45:59,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:45:59,555 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:45:59,556 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:45:59,556 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:45:59,568 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:45:59,575 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-18 18:45:59,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:45:59,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:45:59,578 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:45:59,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-18 18:45:59,580 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:45:59,590 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:45:59,590 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:45:59,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:45:59,591 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:45:59,601 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:45:59,602 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:45:59,617 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:45:59,623 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-18 18:45:59,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:45:59,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:45:59,625 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:45:59,636 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:45:59,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-18 18:45:59,648 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:45:59,649 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:45:59,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:45:59,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:45:59,649 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:45:59,650 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:45:59,650 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:45:59,659 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:45:59,667 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-18 18:45:59,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:45:59,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:45:59,669 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:45:59,680 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:45:59,692 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:45:59,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:45:59,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:45:59,693 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:45:59,697 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:45:59,697 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:45:59,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-18 18:45:59,714 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:45:59,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-18 18:45:59,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:45:59,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:45:59,727 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:45:59,736 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:45:59,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-18 18:45:59,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:45:59,748 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:45:59,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:45:59,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:45:59,748 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:45:59,749 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:45:59,749 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:45:59,770 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:45:59,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-18 18:45:59,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:45:59,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:45:59,777 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:45:59,788 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:45:59,800 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:45:59,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:45:59,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:45:59,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:45:59,803 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:45:59,803 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:45:59,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-18 18:45:59,814 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:45:59,819 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-18 18:45:59,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:45:59,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:45:59,821 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:45:59,827 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:45:59,840 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:45:59,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:45:59,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:45:59,840 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:45:59,845 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:45:59,845 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:45:59,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-18 18:45:59,861 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:45:59,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-18 18:45:59,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:45:59,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:45:59,871 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:45:59,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-18 18:45:59,880 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:45:59,892 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:45:59,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:45:59,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:45:59,893 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:45:59,895 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:45:59,895 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:45:59,906 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:45:59,914 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-18 18:45:59,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:45:59,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:45:59,916 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:45:59,924 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:45:59,936 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:45:59,936 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:45:59,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:45:59,937 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:45:59,937 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:45:59,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-18 18:45:59,937 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:45:59,938 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:45:59,947 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:45:59,955 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-18 18:45:59,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:45:59,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:45:59,956 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:45:59,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-18 18:45:59,964 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:45:59,976 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:45:59,976 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:45:59,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:45:59,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:45:59,976 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:45:59,978 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:45:59,978 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:45:59,987 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:45:59,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-18 18:45:59,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:45:59,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:45:59,997 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:46:00,003 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:46:00,016 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:46:00,016 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:46:00,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:46:00,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:46:00,016 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:46:00,021 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:46:00,021 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:46:00,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-18 18:46:00,036 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:46:00,039 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-18 18:46:00,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:46:00,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:46:00,040 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:46:00,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-18 18:46:00,043 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:46:00,053 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:46:00,053 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:46:00,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:46:00,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:46:00,054 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:46:00,054 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:46:00,055 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:46:00,067 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:46:00,078 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-18 18:46:00,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:46:00,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:46:00,080 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:46:00,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-18 18:46:00,084 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:46:00,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:46:00,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:46:00,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:46:00,097 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:46:00,102 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:46:00,102 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:46:00,114 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:46:00,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-18 18:46:00,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:46:00,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:46:00,124 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:46:00,136 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:46:00,148 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:46:00,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:46:00,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:46:00,149 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:46:00,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-18 18:46:00,161 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:46:00,162 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:46:00,182 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-18 18:46:00,232 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-11-18 18:46:00,233 INFO L444 ModelExtractionUtils]: 9 out of 22 variables were initially zero. Simplification set additionally 11 variables to zero. [2022-11-18 18:46:00,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:46:00,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:46:00,236 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:46:00,268 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-18 18:46:00,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-18 18:46:00,286 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-18 18:46:00,286 INFO L513 LassoAnalysis]: Proved termination. [2022-11-18 18:46:00,287 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~x_ref~0#1.base) ULTIMATE.start_test_fun_~x_ref~0#1.offset)_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~x_ref~0#1.base) ULTIMATE.start_test_fun_~x_ref~0#1.offset)_1 Supporting invariants [] [2022-11-18 18:46:00,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-18 18:46:00,350 INFO L156 tatePredicateManager]: 10 out of 11 supporting invariants were superfluous and have been removed [2022-11-18 18:46:00,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:46:00,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:00,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-18 18:46:00,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 18:46:00,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:00,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-18 18:46:00,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 18:46:00,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-18 18:46:00,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:46:00,698 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-18 18:46:00,701 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:46:00,834 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 54 states and 68 transitions. Complement of second has 9 states. [2022-11-18 18:46:00,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2022-11-18 18:46:00,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:46:00,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 36 transitions. [2022-11-18 18:46:00,849 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 36 transitions. Stem has 2 letters. Loop has 7 letters. [2022-11-18 18:46:00,850 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 18:46:00,850 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 36 transitions. Stem has 9 letters. Loop has 7 letters. [2022-11-18 18:46:00,850 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 18:46:00,852 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 36 transitions. Stem has 2 letters. Loop has 14 letters. [2022-11-18 18:46:00,853 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 18:46:00,853 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 54 states and 68 transitions. [2022-11-18 18:46:00,861 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2022-11-18 18:46:00,866 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 54 states to 24 states and 33 transitions. [2022-11-18 18:46:00,867 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2022-11-18 18:46:00,868 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2022-11-18 18:46:00,868 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 33 transitions. [2022-11-18 18:46:00,869 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-18 18:46:00,869 INFO L218 hiAutomatonCegarLoop]: Abstraction has 24 states and 33 transitions. [2022-11-18 18:46:00,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 33 transitions. [2022-11-18 18:46:00,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 23. [2022-11-18 18:46:00,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 23 states have (on average 1.391304347826087) internal successors, (32), 22 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:46:00,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 32 transitions. [2022-11-18 18:46:00,899 INFO L240 hiAutomatonCegarLoop]: Abstraction has 23 states and 32 transitions. [2022-11-18 18:46:00,899 INFO L428 stractBuchiCegarLoop]: Abstraction has 23 states and 32 transitions. [2022-11-18 18:46:00,899 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-18 18:46:00,899 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 23 states and 32 transitions. [2022-11-18 18:46:00,902 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2022-11-18 18:46:00,902 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 18:46:00,902 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 18:46:00,902 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-11-18 18:46:00,903 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:46:00,903 INFO L748 eck$LassoCheckResult]: Stem: 174#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 175#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet15#1, main_#t~nondet16#1, main_#t~ret17#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~tmp#1 := main_#t~nondet15#1, main_#t~nondet16#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~nondet4#1, test_fun_#t~mem12#1, test_fun_#t~nondet13#1, test_fun_#t~mem5#1, test_fun_#t~mem6#1, test_fun_#t~short7#1, test_fun_#t~mem8#1, test_fun_#t~short9#1, test_fun_#t~mem10#1, test_fun_#t~short11#1, test_fun_#t~mem14#1, test_fun_~x#1, test_fun_~tmp#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~tmp_ref~0#1.base, test_fun_~tmp_ref~0#1.offset;test_fun_~x#1 := test_fun_#in~x#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_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~tmp_ref~0#1.base, test_fun_~tmp_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call write~int(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_~tmp#1, test_fun_~tmp_ref~0#1.base, test_fun_~tmp_ref~0#1.offset, 4);call write~int(test_fun_#t~nondet4#1, test_fun_~tmp_ref~0#1.base, test_fun_~tmp_ref~0#1.offset, 4);havoc test_fun_#t~nondet4#1; 192#L554-11 call test_fun_#t~mem5#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short7#1 := test_fun_#t~mem5#1 > 0; 182#L554-1 [2022-11-18 18:46:00,903 INFO L750 eck$LassoCheckResult]: Loop: 182#L554-1 assume !test_fun_#t~short7#1; 185#L554-3 test_fun_#t~short9#1 := test_fun_#t~short7#1; 186#L554-4 assume test_fun_#t~short9#1;call test_fun_#t~mem8#1 := read~int(test_fun_~tmp_ref~0#1.base, test_fun_~tmp_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem8#1 < 1073741824; 190#L554-6 test_fun_#t~short11#1 := test_fun_#t~short9#1; 176#L554-7 assume test_fun_#t~short11#1;call test_fun_#t~mem10#1 := read~int(test_fun_~tmp_ref~0#1.base, test_fun_~tmp_ref~0#1.offset, 4);test_fun_#t~short11#1 := test_fun_~x#1 == 2 * test_fun_#t~mem10#1; 177#L554-9 assume !!test_fun_#t~short11#1;havoc test_fun_#t~mem5#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~short7#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_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_#t~mem12#1 - 1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem12#1;call write~int(test_fun_#t~nondet13#1, test_fun_~tmp_ref~0#1.base, test_fun_~tmp_ref~0#1.offset, 4);havoc test_fun_#t~nondet13#1; 180#L554-11 call test_fun_#t~mem5#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short7#1 := test_fun_#t~mem5#1 > 0; 182#L554-1 [2022-11-18 18:46:00,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:46:00,904 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2022-11-18 18:46:00,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:46:00,909 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586751936] [2022-11-18 18:46:00,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:46:00,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:46:00,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:46:00,946 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 18:46:00,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:46:00,977 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 18:46:00,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:46:00,982 INFO L85 PathProgramCache]: Analyzing trace with hash -74889736, now seen corresponding path program 1 times [2022-11-18 18:46:00,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:46:00,983 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1947066384] [2022-11-18 18:46:00,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:46:00,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:46:00,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:01,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:46:01,094 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:46:01,094 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1947066384] [2022-11-18 18:46:01,095 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1947066384] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:46:01,095 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:46:01,095 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 18:46:01,096 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370663544] [2022-11-18 18:46:01,097 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:46:01,101 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-18 18:46:01,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:46:01,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 18:46:01,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 18:46:01,106 INFO L87 Difference]: Start difference. First operand 23 states and 32 transitions. cyclomatic complexity: 11 Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 3 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) [2022-11-18 18:46:01,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:46:01,146 INFO L93 Difference]: Finished difference Result 26 states and 34 transitions. [2022-11-18 18:46:01,146 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26 states and 34 transitions. [2022-11-18 18:46:01,147 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2022-11-18 18:46:01,147 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26 states to 26 states and 34 transitions. [2022-11-18 18:46:01,147 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2022-11-18 18:46:01,148 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2022-11-18 18:46:01,148 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 34 transitions. [2022-11-18 18:46:01,148 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-18 18:46:01,148 INFO L218 hiAutomatonCegarLoop]: Abstraction has 26 states and 34 transitions. [2022-11-18 18:46:01,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states and 34 transitions. [2022-11-18 18:46:01,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 23. [2022-11-18 18:46:01,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 23 states have (on average 1.3043478260869565) internal successors, (30), 22 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:46:01,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 30 transitions. [2022-11-18 18:46:01,151 INFO L240 hiAutomatonCegarLoop]: Abstraction has 23 states and 30 transitions. [2022-11-18 18:46:01,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 18:46:01,152 INFO L428 stractBuchiCegarLoop]: Abstraction has 23 states and 30 transitions. [2022-11-18 18:46:01,153 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-18 18:46:01,153 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 23 states and 30 transitions. [2022-11-18 18:46:01,153 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2022-11-18 18:46:01,153 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 18:46:01,154 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 18:46:01,154 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-11-18 18:46:01,154 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:46:01,154 INFO L748 eck$LassoCheckResult]: Stem: 232#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 233#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet15#1, main_#t~nondet16#1, main_#t~ret17#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~tmp#1 := main_#t~nondet15#1, main_#t~nondet16#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~nondet4#1, test_fun_#t~mem12#1, test_fun_#t~nondet13#1, test_fun_#t~mem5#1, test_fun_#t~mem6#1, test_fun_#t~short7#1, test_fun_#t~mem8#1, test_fun_#t~short9#1, test_fun_#t~mem10#1, test_fun_#t~short11#1, test_fun_#t~mem14#1, test_fun_~x#1, test_fun_~tmp#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~tmp_ref~0#1.base, test_fun_~tmp_ref~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~tmp#1 := test_fun_#in~tmp#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~tmp_ref~0#1.base, test_fun_~tmp_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call write~int(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_~tmp#1, test_fun_~tmp_ref~0#1.base, test_fun_~tmp_ref~0#1.offset, 4);call write~int(test_fun_#t~nondet4#1, test_fun_~tmp_ref~0#1.base, test_fun_~tmp_ref~0#1.offset, 4);havoc test_fun_#t~nondet4#1; 248#L554-11 call test_fun_#t~mem5#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short7#1 := test_fun_#t~mem5#1 > 0; 241#L554-1 [2022-11-18 18:46:01,155 INFO L750 eck$LassoCheckResult]: Loop: 241#L554-1 assume !test_fun_#t~short7#1; 243#L554-3 test_fun_#t~short9#1 := test_fun_#t~short7#1; 244#L554-4 assume !test_fun_#t~short9#1; 249#L554-6 test_fun_#t~short11#1 := test_fun_#t~short9#1; 234#L554-7 assume test_fun_#t~short11#1;call test_fun_#t~mem10#1 := read~int(test_fun_~tmp_ref~0#1.base, test_fun_~tmp_ref~0#1.offset, 4);test_fun_#t~short11#1 := test_fun_~x#1 == 2 * test_fun_#t~mem10#1; 235#L554-9 assume !!test_fun_#t~short11#1;havoc test_fun_#t~mem5#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~short7#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_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_#t~mem12#1 - 1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem12#1;call write~int(test_fun_#t~nondet13#1, test_fun_~tmp_ref~0#1.base, test_fun_~tmp_ref~0#1.offset, 4);havoc test_fun_#t~nondet13#1; 238#L554-11 call test_fun_#t~mem5#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short7#1 := test_fun_#t~mem5#1 > 0; 241#L554-1 [2022-11-18 18:46:01,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:46:01,158 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 2 times [2022-11-18 18:46:01,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:46:01,158 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699253992] [2022-11-18 18:46:01,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:46:01,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:46:01,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:46:01,174 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 18:46:01,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:46:01,184 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 18:46:01,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:46:01,185 INFO L85 PathProgramCache]: Analyzing trace with hash -73042694, now seen corresponding path program 1 times [2022-11-18 18:46:01,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:46:01,185 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998022812] [2022-11-18 18:46:01,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:46:01,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:46:01,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:46:01,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:46:01,232 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:46:01,232 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1998022812] [2022-11-18 18:46:01,232 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1998022812] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:46:01,232 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:46:01,233 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 18:46:01,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669203699] [2022-11-18 18:46:01,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:46:01,233 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-18 18:46:01,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:46:01,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-18 18:46:01,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-18 18:46:01,234 INFO L87 Difference]: Start difference. First operand 23 states and 30 transitions. cyclomatic complexity: 9 Second operand has 5 states, 5 states have (on average 1.4) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:46:01,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:46:01,279 INFO L93 Difference]: Finished difference Result 25 states and 26 transitions. [2022-11-18 18:46:01,279 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 26 transitions. [2022-11-18 18:46:01,279 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-18 18:46:01,280 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 0 states and 0 transitions. [2022-11-18 18:46:01,280 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-18 18:46:01,280 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-18 18:46:01,280 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-18 18:46:01,280 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 18:46:01,280 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 18:46:01,280 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 18:46:01,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-18 18:46:01,281 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 18:46:01,281 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-18 18:46:01,282 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-18 18:46:01,282 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-18 18:46:01,282 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-18 18:46:01,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 18.11 06:46:01 BoogieIcfgContainer [2022-11-18 18:46:01,289 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-18 18:46:01,289 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 18:46:01,289 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 18:46:01,290 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 18:46:01,290 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:45:57" (3/4) ... [2022-11-18 18:46:01,293 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-18 18:46:01,293 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 18:46:01,294 INFO L158 Benchmark]: Toolchain (without parser) took 5318.28ms. Allocated memory was 130.0MB in the beginning and 165.7MB in the end (delta: 35.7MB). Free memory was 96.8MB in the beginning and 93.4MB in the end (delta: 3.4MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2022-11-18 18:46:01,294 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 88.1MB. Free memory was 44.1MB in the beginning and 44.0MB in the end (delta: 42.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 18:46:01,294 INFO L158 Benchmark]: CACSL2BoogieTranslator took 493.59ms. Allocated memory is still 130.0MB. Free memory was 96.5MB in the beginning and 100.9MB in the end (delta: -4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-18 18:46:01,295 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.56ms. Allocated memory is still 130.0MB. Free memory was 100.9MB in the beginning and 98.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 18:46:01,295 INFO L158 Benchmark]: Boogie Preprocessor took 50.29ms. Allocated memory is still 130.0MB. Free memory was 98.8MB in the beginning and 97.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 18:46:01,296 INFO L158 Benchmark]: RCFGBuilder took 451.38ms. Allocated memory is still 130.0MB. Free memory was 97.4MB in the beginning and 85.5MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-18 18:46:01,296 INFO L158 Benchmark]: BuchiAutomizer took 4264.74ms. Allocated memory was 130.0MB in the beginning and 165.7MB in the end (delta: 35.7MB). Free memory was 85.5MB in the beginning and 93.4MB in the end (delta: -7.9MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2022-11-18 18:46:01,296 INFO L158 Benchmark]: Witness Printer took 3.69ms. Allocated memory is still 165.7MB. Free memory is still 93.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 18:46:01,298 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 88.1MB. Free memory was 44.1MB in the beginning and 44.0MB in the end (delta: 42.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 493.59ms. Allocated memory is still 130.0MB. Free memory was 96.5MB in the beginning and 100.9MB in the end (delta: -4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.56ms. Allocated memory is still 130.0MB. Free memory was 100.9MB in the beginning and 98.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.29ms. Allocated memory is still 130.0MB. Free memory was 98.8MB in the beginning and 97.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 451.38ms. Allocated memory is still 130.0MB. Free memory was 97.4MB in the beginning and 85.5MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 4264.74ms. Allocated memory was 130.0MB in the beginning and 165.7MB in the end (delta: 35.7MB). Free memory was 85.5MB in the beginning and 93.4MB in the end (delta: -7.9MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. * Witness Printer took 3.69ms. Allocated memory is still 165.7MB. Free memory is still 93.4MB. 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 3 terminating modules (2 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#memory_int-unknown[x_ref][x_ref] and consists of 6 locations. 2 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.1s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 3.4s. 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 2. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 4 StatesRemovedByMinimization, 2 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, 66 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 66 mSDsluCounter, 76 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 49 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 60 IncrementalHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 27 mSDtfsCounter, 60 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI2 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital216 mio100 ax108 hnf100 lsp85 ukn67 mio100 lsp37 div100 bol100 ite100 ukn100 eq172 hnf89 smp96 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 41ms VariablesStem: 3 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-18 18:46:01,312 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6aec6591-fcda-4e2d-9da9-f9c15ec4ae01/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE