./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/genady-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/genady-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3cf25f06134410cf3fe2cb13bebb45512b92052388b257a9b0f3e089d05f1ab2 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 11:54:42,271 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 11:54:42,273 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 11:54:42,293 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 11:54:42,294 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 11:54:42,295 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 11:54:42,296 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 11:54:42,297 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 11:54:42,299 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 11:54:42,300 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 11:54:42,301 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 11:54:42,302 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 11:54:42,302 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 11:54:42,303 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 11:54:42,304 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 11:54:42,305 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 11:54:42,306 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 11:54:42,307 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 11:54:42,308 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 11:54:42,310 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 11:54:42,311 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 11:54:42,312 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 11:54:42,314 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 11:54:42,314 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 11:54:42,318 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 11:54:42,318 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 11:54:42,318 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 11:54:42,319 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 11:54:42,320 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 11:54:42,321 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 11:54:42,321 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 11:54:42,322 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 11:54:42,322 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 11:54:42,323 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 11:54:42,324 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 11:54:42,324 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 11:54:42,325 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 11:54:42,325 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 11:54:42,325 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 11:54:42,325 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 11:54:42,326 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 11:54:42,327 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-12-13 11:54:42,348 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 11:54:42,348 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 11:54:42,348 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 11:54:42,349 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 11:54:42,355 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 11:54:42,355 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 11:54:42,355 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 11:54:42,355 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-12-13 11:54:42,356 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-12-13 11:54:42,356 INFO L138 SettingsManager]: * Use old map elimination=false [2022-12-13 11:54:42,356 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-12-13 11:54:42,356 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-12-13 11:54:42,356 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-12-13 11:54:42,356 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 11:54:42,357 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 11:54:42,357 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 11:54:42,357 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 11:54:42,357 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-12-13 11:54:42,357 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-12-13 11:54:42,358 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-12-13 11:54:42,358 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 11:54:42,358 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-12-13 11:54:42,358 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 11:54:42,358 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-12-13 11:54:42,358 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 11:54:42,359 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 11:54:42,359 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 11:54:42,359 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 11:54:42,360 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-12-13 11:54:42,360 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_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cf25f06134410cf3fe2cb13bebb45512b92052388b257a9b0f3e089d05f1ab2 [2022-12-13 11:54:42,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 11:54:42,580 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 11:54:42,582 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 11:54:42,584 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 11:54:42,584 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 11:54:42,585 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/termination-memory-alloca/genady-alloca.i [2022-12-13 11:54:45,218 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 11:54:45,365 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 11:54:45,366 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/sv-benchmarks/c/termination-memory-alloca/genady-alloca.i [2022-12-13 11:54:45,374 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/data/e8398d3fb/c48deda583844d528085f109a1d0b34e/FLAGca6d866d2 [2022-12-13 11:54:45,384 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/data/e8398d3fb/c48deda583844d528085f109a1d0b34e [2022-12-13 11:54:45,387 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 11:54:45,388 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 11:54:45,389 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 11:54:45,389 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 11:54:45,392 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 11:54:45,393 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 11:54:45" (1/1) ... [2022-12-13 11:54:45,393 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@452dfa7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:45, skipping insertion in model container [2022-12-13 11:54:45,394 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 11:54:45" (1/1) ... [2022-12-13 11:54:45,399 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 11:54:45,420 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 11:54:45,582 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 11:54:45,591 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 11:54:45,616 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 11:54:45,632 INFO L208 MainTranslator]: Completed translation [2022-12-13 11:54:45,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:45 WrapperNode [2022-12-13 11:54:45,632 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 11:54:45,633 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 11:54:45,633 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 11:54:45,633 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 11:54:45,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:45" (1/1) ... [2022-12-13 11:54:45,646 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:45" (1/1) ... [2022-12-13 11:54:45,658 INFO L138 Inliner]: procedures = 109, calls = 14, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 35 [2022-12-13 11:54:45,659 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 11:54:45,659 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 11:54:45,659 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 11:54:45,659 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 11:54:45,665 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:45" (1/1) ... [2022-12-13 11:54:45,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:45" (1/1) ... [2022-12-13 11:54:45,667 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:45" (1/1) ... [2022-12-13 11:54:45,667 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:45" (1/1) ... [2022-12-13 11:54:45,670 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:45" (1/1) ... [2022-12-13 11:54:45,672 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:45" (1/1) ... [2022-12-13 11:54:45,673 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:45" (1/1) ... [2022-12-13 11:54:45,673 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:45" (1/1) ... [2022-12-13 11:54:45,674 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 11:54:45,675 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 11:54:45,675 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 11:54:45,675 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 11:54:45,675 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:45" (1/1) ... [2022-12-13 11:54:45,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:54:45,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:54:45,701 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:54:45,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-12-13 11:54:45,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 11:54:45,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 11:54:45,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 11:54:45,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 11:54:45,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 11:54:45,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 11:54:45,811 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 11:54:45,812 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 11:54:45,890 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 11:54:45,894 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 11:54:45,894 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-13 11:54:45,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 11:54:45 BoogieIcfgContainer [2022-12-13 11:54:45,895 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 11:54:45,896 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-12-13 11:54:45,896 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-12-13 11:54:45,898 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-12-13 11:54:45,899 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 11:54:45,899 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.12 11:54:45" (1/3) ... [2022-12-13 11:54:45,900 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@10d0410d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 11:54:45, skipping insertion in model container [2022-12-13 11:54:45,900 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 11:54:45,900 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:54:45" (2/3) ... [2022-12-13 11:54:45,900 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@10d0410d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 11:54:45, skipping insertion in model container [2022-12-13 11:54:45,900 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 11:54:45,900 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 11:54:45" (3/3) ... [2022-12-13 11:54:45,901 INFO L332 chiAutomizerObserver]: Analyzing ICFG genady-alloca.i [2022-12-13 11:54:45,941 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-12-13 11:54:45,941 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-12-13 11:54:45,941 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-12-13 11:54:45,941 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-12-13 11:54:45,941 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-12-13 11:54:45,942 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-12-13 11:54:45,942 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-12-13 11:54:45,942 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-12-13 11:54:45,945 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.25) internal successors, (10), 8 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:54:45,960 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-12-13 11:54:45,960 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 11:54:45,960 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 11:54:45,964 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-12-13 11:54:45,964 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-12-13 11:54:45,965 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-12-13 11:54:45,965 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.25) internal successors, (10), 8 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:54:45,965 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-12-13 11:54:45,966 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 11:54:45,966 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 11:54:45,966 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-12-13 11:54:45,966 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-12-13 11:54:45,972 INFO L748 eck$LassoCheckResult]: Stem: 5#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~mem8#1, main_#t~post9#1, main_#t~mem4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_~i~0#1.base, main_~i~0#1.offset, main_~j~0#1.base, main_~j~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~i~0#1.base, main_~i~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~j~0#1.base, main_~j~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call write~int(1, main_~j~0#1.base, main_~j~0#1.offset, 4);call write~int(10000, main_~i~0#1.base, main_~i~0#1.offset, 4); 6#L550-4true [2022-12-13 11:54:45,972 INFO L750 eck$LassoCheckResult]: Loop: 6#L550-4true call main_#t~mem6#1 := read~int(main_~i~0#1.base, main_~i~0#1.offset, 4);call main_#t~mem7#1 := read~int(main_~j~0#1.base, main_~j~0#1.offset, 4); 9#L550-1true assume !!(main_#t~mem6#1 - main_#t~mem7#1 >= 1);havoc main_#t~mem6#1;havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int(main_~j~0#1.base, main_~j~0#1.offset, 4);main_#t~post9#1 := main_#t~mem8#1;call write~int(1 + main_#t~post9#1, main_~j~0#1.base, main_~j~0#1.offset, 4);havoc main_#t~mem8#1;havoc main_#t~post9#1; 7#L550-3true call main_#t~mem4#1 := read~int(main_~i~0#1.base, main_~i~0#1.offset, 4);main_#t~post5#1 := main_#t~mem4#1;call write~int(main_#t~post5#1 - 1, main_~i~0#1.base, main_~i~0#1.offset, 4);havoc main_#t~mem4#1;havoc main_#t~post5#1; 6#L550-4true [2022-12-13 11:54:45,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:54:45,977 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-12-13 11:54:45,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:54:45,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1612694141] [2022-12-13 11:54:45,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:54:45,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:54:46,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:54:46,089 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 11:54:46,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:54:46,116 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 11:54:46,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:54:46,118 INFO L85 PathProgramCache]: Analyzing trace with hash 35911, now seen corresponding path program 1 times [2022-12-13 11:54:46,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:54:46,118 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658256405] [2022-12-13 11:54:46,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:54:46,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:54:46,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:54:46,132 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 11:54:46,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:54:46,141 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 11:54:46,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:54:46,143 INFO L85 PathProgramCache]: Analyzing trace with hash 28694853, now seen corresponding path program 1 times [2022-12-13 11:54:46,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:54:46,143 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992236992] [2022-12-13 11:54:46,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:54:46,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:54:46,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:54:46,170 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 11:54:46,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:54:46,189 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 11:54:46,538 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 11:54:46,539 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 11:54:46,539 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 11:54:46,539 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 11:54:46,539 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 11:54:46,539 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:54:46,540 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 11:54:46,540 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 11:54:46,540 INFO L133 ssoRankerPreferences]: Filename of dumped script: genady-alloca.i_Iteration1_Lasso [2022-12-13 11:54:46,540 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 11:54:46,540 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 11:54:46,559 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:54:46,568 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:54:46,570 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:54:46,573 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:54:46,576 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:54:46,578 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:54:46,580 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:54:46,582 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:54:46,833 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:54:46,836 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:54:46,838 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:54:46,840 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:54:46,842 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:54:47,042 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 11:54:47,046 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 11:54:47,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:54:47,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:54:47,049 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:54:47,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-12-13 11:54:47,051 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:54:47,062 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:54:47,062 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:54:47,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:54:47,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:54:47,063 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 11:54:47,064 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 11:54:47,064 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:54:47,066 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:54:47,070 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-12-13 11:54:47,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:54:47,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:54:47,071 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:54:47,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-12-13 11:54:47,073 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:54:47,083 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:54:47,083 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:54:47,083 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:54:47,083 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:54:47,083 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 11:54:47,084 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 11:54:47,084 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:54:47,085 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:54:47,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2022-12-13 11:54:47,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:54:47,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:54:47,089 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:54:47,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-12-13 11:54:47,091 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:54:47,101 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:54:47,101 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:54:47,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:54:47,102 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 11:54:47,105 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 11:54:47,105 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 11:54:47,108 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:54:47,111 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2022-12-13 11:54:47,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:54:47,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:54:47,112 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:54:47,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-12-13 11:54:47,114 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:54:47,124 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:54:47,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:54:47,124 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:54:47,124 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 11:54:47,127 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 11:54:47,127 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 11:54:47,130 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:54:47,133 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-12-13 11:54:47,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:54:47,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:54:47,134 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:54:47,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-12-13 11:54:47,136 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 [2022-12-13 11:54:47,146 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:54:47,146 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:54:47,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:54:47,147 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:54:47,147 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 11:54:47,147 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 11:54:47,147 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:54:47,149 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:54:47,151 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2022-12-13 11:54:47,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:54:47,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:54:47,152 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:54:47,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-12-13 11:54:47,154 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:54:47,164 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:54:47,164 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:54:47,164 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:54:47,164 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 11:54:47,167 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 11:54:47,167 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 11:54:47,171 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:54:47,174 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2022-12-13 11:54:47,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:54:47,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:54:47,176 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:54:47,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-12-13 11:54:47,178 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:54:47,188 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:54:47,188 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:54:47,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:54:47,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:54:47,188 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 11:54:47,189 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 11:54:47,189 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:54:47,190 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:54:47,193 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-12-13 11:54:47,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:54:47,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:54:47,194 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:54:47,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-12-13 11:54:47,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:54:47,207 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:54:47,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:54:47,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:54:47,208 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 11:54:47,213 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 11:54:47,213 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 11:54:47,221 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:54:47,225 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-12-13 11:54:47,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:54:47,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:54:47,226 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:54:47,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-12-13 11:54:47,228 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 11:54:47,238 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:54:47,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:54:47,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:54:47,239 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 11:54:47,243 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 11:54:47,243 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 11:54:47,250 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 11:54:47,265 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2022-12-13 11:54:47,266 INFO L444 ModelExtractionUtils]: 2 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2022-12-13 11:54:47,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:54:47,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:54:47,293 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:54:47,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-12-13 11:54:47,295 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 11:54:47,306 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 11:54:47,306 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 11:54:47,307 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~i~0#1.base) ULTIMATE.start_main_~i~0#1.offset)_1, v_rep(select (select #memory_int ULTIMATE.start_main_~j~0#1.base) ULTIMATE.start_main_~j~0#1.offset)_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~i~0#1.base) ULTIMATE.start_main_~i~0#1.offset)_1 - 1*v_rep(select (select #memory_int ULTIMATE.start_main_~j~0#1.base) ULTIMATE.start_main_~j~0#1.offset)_1 Supporting invariants [] [2022-12-13 11:54:47,311 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2022-12-13 11:54:47,346 INFO L156 tatePredicateManager]: 11 out of 11 supporting invariants were superfluous and have been removed [2022-12-13 11:54:47,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:54:47,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:47,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 11:54:47,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 11:54:47,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:54:47,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-13 11:54:47,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 11:54:47,470 INFO L321 Elim1Store]: treesize reduction 27, result has 38.6 percent of original size [2022-12-13 11:54:47,470 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 47 treesize of output 39 [2022-12-13 11:54:47,497 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2022-12-13 11:54:47,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:54:47,523 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 [2022-12-13 11:54:47,524 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 9 states, 8 states have (on average 1.25) internal successors, (10), 8 states have internal predecessors, (10), 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 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:54:47,558 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 9 states, 8 states have (on average 1.25) internal successors, (10), 8 states have internal predecessors, (10), 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 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 21 states and 23 transitions. Complement of second has 7 states. [2022-12-13 11:54:47,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-12-13 11:54:47,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:54:47,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 15 transitions. [2022-12-13 11:54:47,564 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 15 transitions. Stem has 2 letters. Loop has 3 letters. [2022-12-13 11:54:47,565 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 11:54:47,565 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 15 transitions. Stem has 5 letters. Loop has 3 letters. [2022-12-13 11:54:47,565 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 11:54:47,565 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 15 transitions. Stem has 2 letters. Loop has 6 letters. [2022-12-13 11:54:47,565 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 11:54:47,566 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21 states and 23 transitions. [2022-12-13 11:54:47,566 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-12-13 11:54:47,568 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21 states to 0 states and 0 transitions. [2022-12-13 11:54:47,569 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-12-13 11:54:47,569 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-12-13 11:54:47,569 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-12-13 11:54:47,569 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 11:54:47,569 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 11:54:47,569 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 11:54:47,569 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 11:54:47,569 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-12-13 11:54:47,569 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-12-13 11:54:47,570 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-12-13 11:54:47,570 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-12-13 11:54:47,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.12 11:54:47 BoogieIcfgContainer [2022-12-13 11:54:47,574 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-12-13 11:54:47,574 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 11:54:47,574 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 11:54:47,574 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 11:54:47,575 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 11:54:45" (3/4) ... [2022-12-13 11:54:47,577 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 11:54:47,577 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 11:54:47,577 INFO L158 Benchmark]: Toolchain (without parser) took 2189.28ms. Allocated memory was 113.2MB in the beginning and 136.3MB in the end (delta: 23.1MB). Free memory was 78.5MB in the beginning and 98.5MB in the end (delta: -20.0MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2022-12-13 11:54:47,578 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 113.2MB. Free memory was 86.1MB in the beginning and 86.0MB in the end (delta: 140.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 11:54:47,578 INFO L158 Benchmark]: CACSL2BoogieTranslator took 243.63ms. Allocated memory is still 113.2MB. Free memory was 78.5MB in the beginning and 63.2MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-13 11:54:47,578 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.67ms. Allocated memory is still 113.2MB. Free memory was 63.2MB in the beginning and 61.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 11:54:47,578 INFO L158 Benchmark]: Boogie Preprocessor took 15.25ms. Allocated memory is still 113.2MB. Free memory was 61.4MB in the beginning and 60.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 11:54:47,579 INFO L158 Benchmark]: RCFGBuilder took 220.64ms. Allocated memory is still 113.2MB. Free memory was 60.1MB in the beginning and 50.0MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-13 11:54:47,579 INFO L158 Benchmark]: BuchiAutomizer took 1678.05ms. Allocated memory was 113.2MB in the beginning and 136.3MB in the end (delta: 23.1MB). Free memory was 50.0MB in the beginning and 98.5MB in the end (delta: -48.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 11:54:47,579 INFO L158 Benchmark]: Witness Printer took 2.44ms. Allocated memory is still 136.3MB. Free memory is still 98.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 11:54:47,581 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 113.2MB. Free memory was 86.1MB in the beginning and 86.0MB in the end (delta: 140.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 243.63ms. Allocated memory is still 113.2MB. Free memory was 78.5MB in the beginning and 63.2MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.67ms. Allocated memory is still 113.2MB. Free memory was 63.2MB in the beginning and 61.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 15.25ms. Allocated memory is still 113.2MB. Free memory was 61.4MB in the beginning and 60.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 220.64ms. Allocated memory is still 113.2MB. Free memory was 60.1MB in the beginning and 50.0MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 1678.05ms. Allocated memory was 113.2MB in the beginning and 136.3MB in the end (delta: 23.1MB). Free memory was 50.0MB in the beginning and 98.5MB in the end (delta: -48.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.44ms. Allocated memory is still 136.3MB. Free memory is still 98.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * unknown-#memory_int-unknown[j][j] + unknown-#memory_int-unknown[i][i] and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.6s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9 IncrementalHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 5 mSDtfsCounter, 9 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital200 mio100 ax109 hnf100 lsp88 ukn61 mio100 lsp40 div100 bol100 ite100 ukn100 eq191 hnf88 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 20ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-12-13 11:54:47,592 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5778def3-ee8f-4ecf-a55d-d3eea14ceb83/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE