./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/java_AG313-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/java_AG313-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU --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 2bfa9ea18c3859fb14daaafa2138a5573eef07b7f87afeb019dc7effa80c928b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-02 23:03:02,493 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-02 23:03:02,495 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-02 23:03:02,529 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-02 23:03:02,530 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-02 23:03:02,531 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-02 23:03:02,533 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-02 23:03:02,536 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-02 23:03:02,538 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-02 23:03:02,539 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-02 23:03:02,541 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-02 23:03:02,542 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-02 23:03:02,543 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-02 23:03:02,544 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-02 23:03:02,546 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-02 23:03:02,548 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-02 23:03:02,549 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-02 23:03:02,550 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-02 23:03:02,553 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-02 23:03:02,556 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-02 23:03:02,558 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-02 23:03:02,560 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-02 23:03:02,561 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-02 23:03:02,562 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-02 23:03:02,567 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-02 23:03:02,567 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-02 23:03:02,568 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-02 23:03:02,569 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-02 23:03:02,569 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-02 23:03:02,571 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-02 23:03:02,571 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-02 23:03:02,572 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-02 23:03:02,573 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-02 23:03:02,574 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-02 23:03:02,576 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-02 23:03:02,576 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-02 23:03:02,577 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-02 23:03:02,577 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-02 23:03:02,578 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-02 23:03:02,579 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-02 23:03:02,580 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-02 23:03:02,581 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-11-02 23:03:02,608 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-02 23:03:02,608 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-02 23:03:02,609 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-02 23:03:02,609 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-02 23:03:02,610 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-02 23:03:02,610 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-02 23:03:02,611 INFO L138 SettingsManager]: * Use SBE=true [2021-11-02 23:03:02,611 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-02 23:03:02,611 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-02 23:03:02,611 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-02 23:03:02,612 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-02 23:03:02,612 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-02 23:03:02,612 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-02 23:03:02,613 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-02 23:03:02,613 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-02 23:03:02,613 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-02 23:03:02,614 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-02 23:03:02,614 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-02 23:03:02,614 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-02 23:03:02,614 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-02 23:03:02,615 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-02 23:03:02,615 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-02 23:03:02,615 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-02 23:03:02,616 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-02 23:03:02,616 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-02 23:03:02,616 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-02 23:03:02,617 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-02 23:03:02,617 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-02 23:03:02,617 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-02 23:03:02,618 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-02 23:03:02,619 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_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bfa9ea18c3859fb14daaafa2138a5573eef07b7f87afeb019dc7effa80c928b [2021-11-02 23:03:02,866 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-02 23:03:02,895 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-02 23:03:02,898 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-02 23:03:02,901 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-02 23:03:02,902 INFO L275 PluginConnector]: CDTParser initialized [2021-11-02 23:03:02,903 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/../../sv-benchmarks/c/termination-memory-alloca/java_AG313-alloca.i [2021-11-02 23:03:02,981 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/data/dadcb1dd0/96d2fad05eb14cfab5423619540b6c56/FLAG3d99cdbf8 [2021-11-02 23:03:03,509 INFO L306 CDTParser]: Found 1 translation units. [2021-11-02 23:03:03,514 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/sv-benchmarks/c/termination-memory-alloca/java_AG313-alloca.i [2021-11-02 23:03:03,527 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/data/dadcb1dd0/96d2fad05eb14cfab5423619540b6c56/FLAG3d99cdbf8 [2021-11-02 23:03:03,819 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/data/dadcb1dd0/96d2fad05eb14cfab5423619540b6c56 [2021-11-02 23:03:03,822 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-02 23:03:03,823 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-02 23:03:03,825 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-02 23:03:03,826 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-02 23:03:03,839 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-02 23:03:03,840 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:03:03" (1/1) ... [2021-11-02 23:03:03,841 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1812b698 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:03:03, skipping insertion in model container [2021-11-02 23:03:03,842 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:03:03" (1/1) ... [2021-11-02 23:03:03,850 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-02 23:03:03,916 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-02 23:03:04,254 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 23:03:04,263 INFO L203 MainTranslator]: Completed pre-run [2021-11-02 23:03:04,296 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 23:03:04,324 INFO L208 MainTranslator]: Completed translation [2021-11-02 23:03:04,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:03:04 WrapperNode [2021-11-02 23:03:04,325 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-02 23:03:04,326 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-02 23:03:04,326 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-02 23:03:04,327 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-02 23:03:04,334 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:03:04" (1/1) ... [2021-11-02 23:03:04,346 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:03:04" (1/1) ... [2021-11-02 23:03:04,368 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-02 23:03:04,369 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-02 23:03:04,370 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-02 23:03:04,370 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-02 23:03:04,377 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:03:04" (1/1) ... [2021-11-02 23:03:04,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:03:04" (1/1) ... [2021-11-02 23:03:04,381 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:03:04" (1/1) ... [2021-11-02 23:03:04,381 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:03:04" (1/1) ... [2021-11-02 23:03:04,386 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:03:04" (1/1) ... [2021-11-02 23:03:04,390 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:03:04" (1/1) ... [2021-11-02 23:03:04,392 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:03:04" (1/1) ... [2021-11-02 23:03:04,394 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-02 23:03:04,395 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-02 23:03:04,396 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-02 23:03:04,396 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-02 23:03:04,397 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:03:04" (1/1) ... [2021-11-02 23:03:04,410 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:03:04,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:03:04,434 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:03:04,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-02 23:03:04,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-02 23:03:04,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-02 23:03:04,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-02 23:03:04,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-02 23:03:04,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-02 23:03:04,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-02 23:03:04,749 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-02 23:03:04,749 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-11-02 23:03:04,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:03:04 BoogieIcfgContainer [2021-11-02 23:03:04,752 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-02 23:03:04,753 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-02 23:03:04,753 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-02 23:03:04,772 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-02 23:03:04,773 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-02 23:03:04,773 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.11 11:03:03" (1/3) ... [2021-11-02 23:03:04,782 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@bf3c5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 11:03:04, skipping insertion in model container [2021-11-02 23:03:04,782 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-02 23:03:04,782 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:03:04" (2/3) ... [2021-11-02 23:03:04,783 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@bf3c5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 11:03:04, skipping insertion in model container [2021-11-02 23:03:04,783 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-02 23:03:04,783 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:03:04" (3/3) ... [2021-11-02 23:03:04,784 INFO L389 chiAutomizerObserver]: Analyzing ICFG java_AG313-alloca.i [2021-11-02 23:03:04,871 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-02 23:03:04,871 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-02 23:03:04,871 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-02 23:03:04,871 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-02 23:03:04,871 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-02 23:03:04,872 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-02 23:03:04,872 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-02 23:03:04,886 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-02 23:03:04,912 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:03:04,930 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-11-02 23:03:04,930 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 23:03:04,930 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 23:03:04,937 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-11-02 23:03:04,937 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-11-02 23:03:04,937 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-02 23:03:04,937 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:03:04,939 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-11-02 23:03:04,939 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 23:03:04,939 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 23:03:04,940 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-11-02 23:03:04,940 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-11-02 23:03:04,952 INFO L791 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 11#L-1true havoc main_#res;havoc main_#t~nondet13, main_#t~nondet14, main_#t~ret15;quot_#in~x, quot_#in~y := main_#t~nondet13, main_#t~nondet14;havoc quot_#res;havoc quot_#t~malloc2.base, quot_#t~malloc2.offset, quot_#t~malloc3.base, quot_#t~malloc3.offset, quot_#t~malloc4.base, quot_#t~malloc4.offset, quot_#t~mem5, quot_#t~mem9, quot_#t~mem10, quot_#t~mem11, quot_#t~mem6, quot_#t~mem7, quot_#t~short8, quot_#t~mem12, quot_~x, quot_~y, quot_~x_ref~0.base, quot_~x_ref~0.offset, quot_~y_ref~0.base, quot_~y_ref~0.offset, quot_~i~0.base, quot_~i~0.offset;quot_~x := quot_#in~x;quot_~y := quot_#in~y;call quot_#t~malloc2.base, quot_#t~malloc2.offset := #Ultimate.allocOnStack(4);quot_~x_ref~0.base, quot_~x_ref~0.offset := quot_#t~malloc2.base, quot_#t~malloc2.offset;call quot_#t~malloc3.base, quot_#t~malloc3.offset := #Ultimate.allocOnStack(4);quot_~y_ref~0.base, quot_~y_ref~0.offset := quot_#t~malloc3.base, quot_#t~malloc3.offset;call quot_#t~malloc4.base, quot_#t~malloc4.offset := #Ultimate.allocOnStack(4);quot_~i~0.base, quot_~i~0.offset := quot_#t~malloc4.base, quot_#t~malloc4.offset;call write~int(quot_~x, quot_~x_ref~0.base, quot_~x_ref~0.offset, 4);call write~int(quot_~y, quot_~y_ref~0.base, quot_~y_ref~0.offset, 4);call write~int(0, quot_~i~0.base, quot_~i~0.offset, 4);call quot_#t~mem5 := read~int(quot_~x_ref~0.base, quot_~x_ref~0.offset, 4); 5#L555true assume !(0 == quot_#t~mem5);havoc quot_#t~mem5; 3#L556-5true [2021-11-02 23:03:04,952 INFO L793 eck$LassoCheckResult]: Loop: 3#L556-5true call quot_#t~mem6 := read~int(quot_~x_ref~0.base, quot_~x_ref~0.offset, 4);quot_#t~short8 := quot_#t~mem6 > 0; 10#L556-1true assume !quot_#t~short8; 8#L556-3true assume !!quot_#t~short8;havoc quot_#t~mem6;havoc quot_#t~mem7;havoc quot_#t~short8;call quot_#t~mem9 := read~int(quot_~i~0.base, quot_~i~0.offset, 4);call write~int(1 + quot_#t~mem9, quot_~i~0.base, quot_~i~0.offset, 4);havoc quot_#t~mem9;call quot_#t~mem10 := read~int(quot_~x_ref~0.base, quot_~x_ref~0.offset, 4);call quot_#t~mem11 := read~int(quot_~y_ref~0.base, quot_~y_ref~0.offset, 4);call write~int(quot_#t~mem10 - 1 - (quot_#t~mem11 - 1), quot_~x_ref~0.base, quot_~x_ref~0.offset, 4);havoc quot_#t~mem10;havoc quot_#t~mem11; 3#L556-5true [2021-11-02 23:03:04,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:03:04,958 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2021-11-02 23:03:04,978 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:03:04,978 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826098506] [2021-11-02 23:03:04,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:03:04,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:03:05,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:03:05,115 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 23:03:05,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:03:05,195 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 23:03:05,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:03:05,198 INFO L85 PathProgramCache]: Analyzing trace with hash 41873, now seen corresponding path program 1 times [2021-11-02 23:03:05,199 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:03:05,202 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098089805] [2021-11-02 23:03:05,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:03:05,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:03:05,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:03:05,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:03:05,295 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:03:05,296 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2098089805] [2021-11-02 23:03:05,296 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2098089805] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:03:05,297 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:03:05,297 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-02 23:03:05,297 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185978012] [2021-11-02 23:03:05,302 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-02 23:03:05,303 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:03:05,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:03:05,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:03:05,319 INFO L87 Difference]: Start difference. First operand has 11 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:03:05,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:03:05,344 INFO L93 Difference]: Finished difference Result 12 states and 14 transitions. [2021-11-02 23:03:05,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:03:05,346 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 14 transitions. [2021-11-02 23:03:05,348 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-11-02 23:03:05,351 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 6 states and 6 transitions. [2021-11-02 23:03:05,352 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2021-11-02 23:03:05,353 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 6 [2021-11-02 23:03:05,353 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 6 transitions. [2021-11-02 23:03:05,354 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:03:05,354 INFO L681 BuchiCegarLoop]: Abstraction has 6 states and 6 transitions. [2021-11-02 23:03:05,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6 states and 6 transitions. [2021-11-02 23:03:05,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6 to 6. [2021-11-02 23:03:05,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 1.0) internal successors, (6), 5 states have internal predecessors, (6), 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) [2021-11-02 23:03:05,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2021-11-02 23:03:05,382 INFO L704 BuchiCegarLoop]: Abstraction has 6 states and 6 transitions. [2021-11-02 23:03:05,382 INFO L587 BuchiCegarLoop]: Abstraction has 6 states and 6 transitions. [2021-11-02 23:03:05,382 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-11-02 23:03:05,383 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states and 6 transitions. [2021-11-02 23:03:05,383 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-11-02 23:03:05,383 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 23:03:05,383 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 23:03:05,384 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-11-02 23:03:05,384 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-11-02 23:03:05,384 INFO L791 eck$LassoCheckResult]: Stem: 35#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 36#L-1 havoc main_#res;havoc main_#t~nondet13, main_#t~nondet14, main_#t~ret15;quot_#in~x, quot_#in~y := main_#t~nondet13, main_#t~nondet14;havoc quot_#res;havoc quot_#t~malloc2.base, quot_#t~malloc2.offset, quot_#t~malloc3.base, quot_#t~malloc3.offset, quot_#t~malloc4.base, quot_#t~malloc4.offset, quot_#t~mem5, quot_#t~mem9, quot_#t~mem10, quot_#t~mem11, quot_#t~mem6, quot_#t~mem7, quot_#t~short8, quot_#t~mem12, quot_~x, quot_~y, quot_~x_ref~0.base, quot_~x_ref~0.offset, quot_~y_ref~0.base, quot_~y_ref~0.offset, quot_~i~0.base, quot_~i~0.offset;quot_~x := quot_#in~x;quot_~y := quot_#in~y;call quot_#t~malloc2.base, quot_#t~malloc2.offset := #Ultimate.allocOnStack(4);quot_~x_ref~0.base, quot_~x_ref~0.offset := quot_#t~malloc2.base, quot_#t~malloc2.offset;call quot_#t~malloc3.base, quot_#t~malloc3.offset := #Ultimate.allocOnStack(4);quot_~y_ref~0.base, quot_~y_ref~0.offset := quot_#t~malloc3.base, quot_#t~malloc3.offset;call quot_#t~malloc4.base, quot_#t~malloc4.offset := #Ultimate.allocOnStack(4);quot_~i~0.base, quot_~i~0.offset := quot_#t~malloc4.base, quot_#t~malloc4.offset;call write~int(quot_~x, quot_~x_ref~0.base, quot_~x_ref~0.offset, 4);call write~int(quot_~y, quot_~y_ref~0.base, quot_~y_ref~0.offset, 4);call write~int(0, quot_~i~0.base, quot_~i~0.offset, 4);call quot_#t~mem5 := read~int(quot_~x_ref~0.base, quot_~x_ref~0.offset, 4); 34#L555 assume !(0 == quot_#t~mem5);havoc quot_#t~mem5; 32#L556-5 [2021-11-02 23:03:05,384 INFO L793 eck$LassoCheckResult]: Loop: 32#L556-5 call quot_#t~mem6 := read~int(quot_~x_ref~0.base, quot_~x_ref~0.offset, 4);quot_#t~short8 := quot_#t~mem6 > 0; 33#L556-1 assume quot_#t~short8;call quot_#t~mem7 := read~int(quot_~y_ref~0.base, quot_~y_ref~0.offset, 4);quot_#t~short8 := quot_#t~mem7 > 0; 37#L556-3 assume !!quot_#t~short8;havoc quot_#t~mem6;havoc quot_#t~mem7;havoc quot_#t~short8;call quot_#t~mem9 := read~int(quot_~i~0.base, quot_~i~0.offset, 4);call write~int(1 + quot_#t~mem9, quot_~i~0.base, quot_~i~0.offset, 4);havoc quot_#t~mem9;call quot_#t~mem10 := read~int(quot_~x_ref~0.base, quot_~x_ref~0.offset, 4);call quot_#t~mem11 := read~int(quot_~y_ref~0.base, quot_~y_ref~0.offset, 4);call write~int(quot_#t~mem10 - 1 - (quot_#t~mem11 - 1), quot_~x_ref~0.base, quot_~x_ref~0.offset, 4);havoc quot_#t~mem10;havoc quot_#t~mem11; 32#L556-5 [2021-11-02 23:03:05,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:03:05,385 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 2 times [2021-11-02 23:03:05,386 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:03:05,386 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903109076] [2021-11-02 23:03:05,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:03:05,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:03:05,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:03:05,413 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 23:03:05,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:03:05,441 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 23:03:05,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:03:05,442 INFO L85 PathProgramCache]: Analyzing trace with hash 41811, now seen corresponding path program 1 times [2021-11-02 23:03:05,442 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:03:05,442 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33689164] [2021-11-02 23:03:05,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:03:05,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:03:05,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:03:05,459 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 23:03:05,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:03:05,476 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 23:03:05,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:03:05,477 INFO L85 PathProgramCache]: Analyzing trace with hash 889571280, now seen corresponding path program 1 times [2021-11-02 23:03:05,478 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:03:05,478 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247192200] [2021-11-02 23:03:05,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:03:05,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:03:05,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:03:05,525 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 23:03:05,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:03:05,584 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 23:03:06,707 INFO L210 LassoAnalysis]: Preferences: [2021-11-02 23:03:06,708 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-02 23:03:06,709 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-02 23:03:06,709 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-02 23:03:06,709 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-02 23:03:06,709 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:03:06,709 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-02 23:03:06,710 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-02 23:03:06,710 INFO L133 ssoRankerPreferences]: Filename of dumped script: java_AG313-alloca.i_Iteration2_Lasso [2021-11-02 23:03:06,710 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-02 23:03:06,710 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-02 23:03:06,738 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:03:07,222 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:03:07,224 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:03:07,227 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:03:07,230 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:03:07,232 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:03:07,236 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:03:07,238 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:03:07,241 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:03:07,244 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:03:07,247 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:03:07,250 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:03:07,253 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:03:07,256 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:03:07,258 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:03:07,261 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:03:07,263 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:03:07,267 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:03:07,798 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-02 23:03:07,803 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-02 23:03:07,805 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:03:07,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:03:07,814 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:03:07,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-11-02 23:03:07,824 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 [2021-11-02 23:03:07,834 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:03:07,835 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:03:07,835 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:03:07,835 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:03:07,842 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:03:07,842 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:03:07,862 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:03:07,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-11-02 23:03:07,896 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:03:07,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:03:07,897 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:03:07,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-11-02 23:03:07,906 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 [2021-11-02 23:03:07,916 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:03:07,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:03:07,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:03:07,917 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:03:07,924 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:03:07,927 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:03:07,942 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:03:07,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-11-02 23:03:07,982 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:03:07,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:03:07,984 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:03:08,006 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 [2021-11-02 23:03:08,017 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:03:08,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:03:08,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:03:08,018 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:03:08,030 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:03:08,037 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:03:08,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-02 23:03:08,047 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:03:08,087 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-02 23:03:08,088 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:03:08,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:03:08,089 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:03:08,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-02 23:03:08,090 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 [2021-11-02 23:03:08,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:03:08,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:03:08,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:03:08,098 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:03:08,101 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:03:08,101 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:03:08,126 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:03:08,162 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-02 23:03:08,163 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:03:08,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:03:08,164 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:03:08,173 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 [2021-11-02 23:03:08,183 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:03:08,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:03:08,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:03:08,183 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:03:08,185 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:03:08,185 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:03:08,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-02 23:03:08,202 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:03:08,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-02 23:03:08,227 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:03:08,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:03:08,228 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:03:08,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-02 23:03:08,229 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 [2021-11-02 23:03:08,237 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:03:08,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:03:08,238 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:03:08,238 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:03:08,240 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:03:08,240 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:03:08,255 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:03:08,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-02 23:03:08,286 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:03:08,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:03:08,287 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:03:08,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-02 23:03:08,288 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 [2021-11-02 23:03:08,296 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:03:08,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:03:08,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:03:08,296 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:03:08,300 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:03:08,300 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:03:08,334 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:03:08,372 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-02 23:03:08,373 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:03:08,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:03:08,378 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:03:08,386 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 [2021-11-02 23:03:08,399 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:03:08,399 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:03:08,399 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:03:08,399 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:03:08,418 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:03:08,418 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:03:08,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-02 23:03:08,450 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:03:08,490 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-02 23:03:08,490 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:03:08,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:03:08,494 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:03:08,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-02 23:03:08,500 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 [2021-11-02 23:03:08,510 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:03:08,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:03:08,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:03:08,511 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:03:08,519 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:03:08,520 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:03:08,538 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:03:08,574 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-02 23:03:08,574 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:03:08,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:03:08,575 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:03:08,579 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 [2021-11-02 23:03:08,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-02 23:03:08,588 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:03:08,589 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-11-02 23:03:08,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:03:08,589 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:03:08,597 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-11-02 23:03:08,598 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:03:08,622 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-02 23:03:08,645 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2021-11-02 23:03:08,645 INFO L444 ModelExtractionUtils]: 23 out of 28 variables were initially zero. Simplification set additionally 3 variables to zero. [2021-11-02 23:03:08,646 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:03:08,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:03:08,652 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:03:08,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-02 23:03:08,694 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-02 23:03:08,726 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-11-02 23:03:08,726 INFO L513 LassoAnalysis]: Proved termination. [2021-11-02 23:03:08,726 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_quot_~x_ref~0.base) ULTIMATE.start_quot_~x_ref~0.offset)_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_quot_~x_ref~0.base) ULTIMATE.start_quot_~x_ref~0.offset)_1 Supporting invariants [] [2021-11-02 23:03:08,762 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-02 23:03:08,866 INFO L297 tatePredicateManager]: 21 out of 24 supporting invariants were superfluous and have been removed [2021-11-02 23:03:08,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:03:08,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:03:08,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-02 23:03:08,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:03:09,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:03:09,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-02 23:03:09,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:03:09,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:03:09,293 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2021-11-02 23:03:09,294 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 6 states and 6 transitions. cyclomatic complexity: 1 Second operand has 5 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 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) [2021-11-02 23:03:09,377 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 6 states and 6 transitions. cyclomatic complexity: 1. Second operand has 5 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 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 9 states and 10 transitions. Complement of second has 7 states. [2021-11-02 23:03:09,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2021-11-02 23:03:09,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 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) [2021-11-02 23:03:09,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 6 transitions. [2021-11-02 23:03:09,380 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 6 transitions. Stem has 3 letters. Loop has 3 letters. [2021-11-02 23:03:09,380 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-02 23:03:09,380 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 6 transitions. Stem has 6 letters. Loop has 3 letters. [2021-11-02 23:03:09,381 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-02 23:03:09,381 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 6 transitions. Stem has 3 letters. Loop has 6 letters. [2021-11-02 23:03:09,381 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-02 23:03:09,381 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9 states and 10 transitions. [2021-11-02 23:03:09,382 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-02 23:03:09,382 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9 states to 0 states and 0 transitions. [2021-11-02 23:03:09,382 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-11-02 23:03:09,382 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-11-02 23:03:09,383 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-11-02 23:03:09,383 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:03:09,383 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-02 23:03:09,383 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-02 23:03:09,383 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-02 23:03:09,383 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-11-02 23:03:09,383 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-11-02 23:03:09,383 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-02 23:03:09,383 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-11-02 23:03:09,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 02.11 11:03:09 BoogieIcfgContainer [2021-11-02 23:03:09,402 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-02 23:03:09,402 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-02 23:03:09,403 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-02 23:03:09,403 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-02 23:03:09,403 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:03:04" (3/4) ... [2021-11-02 23:03:09,406 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-02 23:03:09,406 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-02 23:03:09,408 INFO L168 Benchmark]: Toolchain (without parser) took 5583.54 ms. Allocated memory was 119.5 MB in the beginning and 153.1 MB in the end (delta: 33.6 MB). Free memory was 88.4 MB in the beginning and 64.5 MB in the end (delta: 23.8 MB). Peak memory consumption was 58.4 MB. Max. memory is 16.1 GB. [2021-11-02 23:03:09,408 INFO L168 Benchmark]: CDTParser took 0.54 ms. Allocated memory is still 119.5 MB. Free memory is still 75.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-02 23:03:09,409 INFO L168 Benchmark]: CACSL2BoogieTranslator took 499.90 ms. Allocated memory is still 119.5 MB. Free memory was 88.1 MB in the beginning and 88.1 MB in the end (delta: -22.0 kB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-11-02 23:03:09,409 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.63 ms. Allocated memory is still 119.5 MB. Free memory was 88.1 MB in the beginning and 86.3 MB in the end (delta: 1.8 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-02 23:03:09,410 INFO L168 Benchmark]: Boogie Preprocessor took 25.31 ms. Allocated memory is still 119.5 MB. Free memory was 86.3 MB in the beginning and 85.3 MB in the end (delta: 997.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-02 23:03:09,410 INFO L168 Benchmark]: RCFGBuilder took 356.28 ms. Allocated memory is still 119.5 MB. Free memory was 85.3 MB in the beginning and 74.4 MB in the end (delta: 10.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-02 23:03:09,411 INFO L168 Benchmark]: BuchiAutomizer took 4649.18 ms. Allocated memory was 119.5 MB in the beginning and 153.1 MB in the end (delta: 33.6 MB). Free memory was 74.1 MB in the beginning and 64.5 MB in the end (delta: 9.5 MB). Peak memory consumption was 44.5 MB. Max. memory is 16.1 GB. [2021-11-02 23:03:09,412 INFO L168 Benchmark]: Witness Printer took 3.54 ms. Allocated memory is still 153.1 MB. Free memory is still 64.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-02 23:03:09,429 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 ms. Allocated memory is still 119.5 MB. Free memory is still 75.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 499.90 ms. Allocated memory is still 119.5 MB. Free memory was 88.1 MB in the beginning and 88.1 MB in the end (delta: -22.0 kB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 42.63 ms. Allocated memory is still 119.5 MB. Free memory was 88.1 MB in the beginning and 86.3 MB in the end (delta: 1.8 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 25.31 ms. Allocated memory is still 119.5 MB. Free memory was 86.3 MB in the beginning and 85.3 MB in the end (delta: 997.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 356.28 ms. Allocated memory is still 119.5 MB. Free memory was 85.3 MB in the beginning and 74.4 MB in the end (delta: 10.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 4649.18 ms. Allocated memory was 119.5 MB in the beginning and 153.1 MB in the end (delta: 33.6 MB). Free memory was 74.1 MB in the beginning and 64.5 MB in the end (delta: 9.5 MB). Peak memory consumption was 44.5 MB. Max. memory is 16.1 GB. * Witness Printer took 3.54 ms. Allocated memory is still 153.1 MB. Free memory is still 64.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#memory_int-unknown[x_ref][x_ref] and consists of 5 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.5s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 3.8s. Construction of modules took 0.0s. Büchi inclusion checks took 0.5s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 6 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 14 SDtfs, 1 SDslu, 8 SDs, 0 SdLazy, 13 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital331 mio100 ax105 hnf100 lsp92 ukn57 mio100 lsp36 div100 bol100 ite100 ukn100 eq177 hnf89 smp94 dnf105 smp100 tf100 neg98 sie107 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 152ms VariablesStem: 8 VariablesLoop: 4 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-11-02 23:03:09,525 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-02 23:03:09,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f0a341c-d6d8-4676-a5d0-85fcf7cf4fdd/bin/uautomizer-tBqnrhUYjU/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