./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/array-memsafety/insertionsort-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b5237d83 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_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/array-memsafety/insertionsort-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a --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 32bit --witnessprinter.graph.data.programhash 56160afe0156ee9cb1db810e306de9e54e614e31d545b68546457414a273604d --- 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-b5237d8 [2022-11-21 16:46:25,218 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:46:25,219 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:46:25,243 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:46:25,247 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:46:25,249 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:46:25,250 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:46:25,252 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:46:25,253 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:46:25,254 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:46:25,255 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:46:25,256 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:46:25,257 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:46:25,259 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:46:25,263 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:46:25,265 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:46:25,267 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:46:25,268 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:46:25,274 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:46:25,275 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:46:25,277 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:46:25,278 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:46:25,279 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:46:25,280 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:46:25,283 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:46:25,284 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:46:25,284 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:46:25,285 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:46:25,285 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:46:25,286 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:46:25,287 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:46:25,287 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:46:25,288 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:46:25,289 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:46:25,290 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:46:25,290 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:46:25,291 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:46:25,291 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:46:25,291 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:46:25,292 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:46:25,293 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:46:25,296 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-21 16:46:25,329 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:46:25,329 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:46:25,330 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:46:25,330 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:46:25,331 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:46:25,332 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:46:25,332 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:46:25,332 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-21 16:46:25,332 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-21 16:46:25,332 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-21 16:46:25,333 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-21 16:46:25,333 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-21 16:46:25,334 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-21 16:46:25,334 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:46:25,334 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 16:46:25,334 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 16:46:25,334 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 16:46:25,335 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 16:46:25,335 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:46:25,335 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-21 16:46:25,335 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-21 16:46:25,335 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-21 16:46:25,335 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 16:46:25,336 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 16:46:25,336 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-21 16:46:25,336 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:46:25,336 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-21 16:46:25,337 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:46:25,337 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:46:25,337 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:46:25,337 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 16:46:25,339 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-21 16:46:25,339 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_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56160afe0156ee9cb1db810e306de9e54e614e31d545b68546457414a273604d [2022-11-21 16:46:25,616 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:46:25,640 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:46:25,643 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:46:25,644 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:46:25,644 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:46:25,645 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/array-memsafety/insertionsort-alloca-1.i [2022-11-21 16:46:28,605 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:46:28,910 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:46:28,910 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/sv-benchmarks/c/array-memsafety/insertionsort-alloca-1.i [2022-11-21 16:46:28,922 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/data/bb6bc1b75/af6233a10f034799bbb34d255a38ac70/FLAGc3e0abd6d [2022-11-21 16:46:28,935 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/data/bb6bc1b75/af6233a10f034799bbb34d255a38ac70 [2022-11-21 16:46:28,938 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:46:28,939 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:46:28,941 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:46:28,941 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:46:28,949 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:46:28,950 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:46:28" (1/1) ... [2022-11-21 16:46:28,951 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c8ed27c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:28, skipping insertion in model container [2022-11-21 16:46:28,951 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:46:28" (1/1) ... [2022-11-21 16:46:28,959 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:46:29,019 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:46:29,314 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:46:29,329 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 16:46:29,391 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:46:29,420 INFO L208 MainTranslator]: Completed translation [2022-11-21 16:46:29,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:29 WrapperNode [2022-11-21 16:46:29,421 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 16:46:29,422 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 16:46:29,422 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 16:46:29,422 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 16:46:29,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:29" (1/1) ... [2022-11-21 16:46:29,455 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:29" (1/1) ... [2022-11-21 16:46:29,481 INFO L138 Inliner]: procedures = 116, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 64 [2022-11-21 16:46:29,482 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 16:46:29,483 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 16:46:29,483 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 16:46:29,483 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 16:46:29,492 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:29" (1/1) ... [2022-11-21 16:46:29,492 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:29" (1/1) ... [2022-11-21 16:46:29,505 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:29" (1/1) ... [2022-11-21 16:46:29,506 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:29" (1/1) ... [2022-11-21 16:46:29,515 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:29" (1/1) ... [2022-11-21 16:46:29,524 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:29" (1/1) ... [2022-11-21 16:46:29,525 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:29" (1/1) ... [2022-11-21 16:46:29,530 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:29" (1/1) ... [2022-11-21 16:46:29,532 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 16:46:29,535 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 16:46:29,535 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 16:46:29,535 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 16:46:29,537 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:29" (1/1) ... [2022-11-21 16:46:29,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:29,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:29,573 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:29,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-21 16:46:29,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 16:46:29,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 16:46:29,624 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 16:46:29,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 16:46:29,625 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 16:46:29,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 16:46:29,725 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 16:46:29,727 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 16:46:29,887 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 16:46:29,893 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 16:46:29,893 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-21 16:46:29,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:46:29 BoogieIcfgContainer [2022-11-21 16:46:29,896 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 16:46:29,897 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-21 16:46:29,897 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-21 16:46:29,901 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-21 16:46:29,901 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-21 16:46:29,902 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.11 04:46:28" (1/3) ... [2022-11-21 16:46:29,903 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@68911a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 04:46:29, skipping insertion in model container [2022-11-21 16:46:29,903 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-21 16:46:29,903 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:46:29" (2/3) ... [2022-11-21 16:46:29,903 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@68911a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 04:46:29, skipping insertion in model container [2022-11-21 16:46:29,903 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-21 16:46:29,904 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:46:29" (3/3) ... [2022-11-21 16:46:29,905 INFO L332 chiAutomizerObserver]: Analyzing ICFG insertionsort-alloca-1.i [2022-11-21 16:46:29,958 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-21 16:46:29,958 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-21 16:46:29,958 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-21 16:46:29,959 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-21 16:46:29,959 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-21 16:46:29,959 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-21 16:46:29,959 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-21 16:46:29,959 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-21 16:46:29,963 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:46:30,012 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2022-11-21 16:46:30,013 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:46:30,013 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:46:30,018 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-11-21 16:46:30,019 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-21 16:46:30,019 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-21 16:46:30,019 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:46:30,021 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2022-11-21 16:46:30,021 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:46:30,022 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:46:30,022 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-11-21 16:46:30,022 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-21 16:46:30,030 INFO L748 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet11#1, main_#t~post10#1, main_~i~1#1, main_~array_size~0#1, main_~a~0#1.base, main_~a~0#1.offset;main_~array_size~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 2#L525true assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 12#L525-2true call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~1#1 := 0; 8#L530-3true [2022-11-21 16:46:30,030 INFO L750 eck$LassoCheckResult]: Loop: 8#L530-3true assume !!(main_~i~1#1 < main_~array_size~0#1);call write~int(main_#t~nondet11#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet11#1; 5#L530-2true main_#t~post10#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 8#L530-3true [2022-11-21 16:46:30,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:46:30,036 INFO L85 PathProgramCache]: Analyzing trace with hash 925669, now seen corresponding path program 1 times [2022-11-21 16:46:30,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:46:30,067 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165147492] [2022-11-21 16:46:30,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:46:30,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:46:30,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:46:30,160 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:46:30,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:46:30,190 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:46:30,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:46:30,194 INFO L85 PathProgramCache]: Analyzing trace with hash 1507, now seen corresponding path program 1 times [2022-11-21 16:46:30,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:46:30,194 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [102503354] [2022-11-21 16:46:30,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:46:30,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:46:30,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:46:30,206 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:46:30,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:46:30,215 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:46:30,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:46:30,217 INFO L85 PathProgramCache]: Analyzing trace with hash 889568455, now seen corresponding path program 1 times [2022-11-21 16:46:30,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:46:30,218 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372517896] [2022-11-21 16:46:30,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:46:30,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:46:30,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:46:30,245 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:46:30,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:46:30,266 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:46:30,608 INFO L210 LassoAnalysis]: Preferences: [2022-11-21 16:46:30,608 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-21 16:46:30,608 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-21 16:46:30,609 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-21 16:46:30,609 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-21 16:46:30,609 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:30,609 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-21 16:46:30,609 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-21 16:46:30,609 INFO L133 ssoRankerPreferences]: Filename of dumped script: insertionsort-alloca-1.i_Iteration1_Lasso [2022-11-21 16:46:30,610 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-21 16:46:30,610 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-21 16:46:30,630 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:30,641 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:30,645 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:30,804 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:30,808 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:30,811 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:30,815 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:30,818 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:30,820 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:31,185 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-21 16:46:31,189 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-21 16:46:31,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:31,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:31,199 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:31,206 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:31,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-21 16:46:31,219 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:31,220 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:46:31,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:31,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:31,220 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:31,222 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:46:31,222 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:46:31,232 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:31,242 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:31,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:31,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:31,244 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:31,252 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:31,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-21 16:46:31,270 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:31,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:31,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:31,271 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:31,275 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:46:31,275 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:46:31,295 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:31,299 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:31,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:31,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:31,301 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:31,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-21 16:46:31,305 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:31,317 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:31,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:31,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:31,318 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:31,323 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:46:31,323 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:46:31,355 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:31,358 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:31,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:31,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:31,360 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:31,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-21 16:46:31,367 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:31,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:31,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:31,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:31,381 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:31,385 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:46:31,385 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:46:31,403 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:31,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:31,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:31,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:31,414 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:31,420 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:31,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-21 16:46:31,432 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:31,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:31,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:31,432 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:31,436 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:46:31,436 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:46:31,448 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:31,456 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2022-11-21 16:46:31,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:31,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:31,458 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:31,468 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:31,481 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:31,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:31,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:31,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:31,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-21 16:46:31,500 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:46:31,500 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:46:31,519 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-21 16:46:31,579 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2022-11-21 16:46:31,579 INFO L444 ModelExtractionUtils]: 2 out of 22 variables were initially zero. Simplification set additionally 17 variables to zero. [2022-11-21 16:46:31,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:31,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:31,610 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:31,612 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-21 16:46:31,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-21 16:46:31,634 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-21 16:46:31,634 INFO L513 LassoAnalysis]: Proved termination. [2022-11-21 16:46:31,635 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~1#1, ULTIMATE.start_main_~array_size~0#1) = -1*ULTIMATE.start_main_~i~1#1 + 1*ULTIMATE.start_main_~array_size~0#1 Supporting invariants [] [2022-11-21 16:46:31,645 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:31,659 INFO L156 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2022-11-21 16:46:31,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:46:31,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:31,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 16:46:31,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:46:31,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:31,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 16:46:31,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:46:31,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:46:31,822 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-21 16:46:31,824 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 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) [2022-11-21 16:46:31,875 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 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 44 states and 62 transitions. Complement of second has 7 states. [2022-11-21 16:46:31,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-21 16:46:31,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 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) [2022-11-21 16:46:31,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 41 transitions. [2022-11-21 16:46:31,889 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 41 transitions. Stem has 4 letters. Loop has 2 letters. [2022-11-21 16:46:31,890 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:46:31,890 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 41 transitions. Stem has 6 letters. Loop has 2 letters. [2022-11-21 16:46:31,890 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:46:31,890 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 41 transitions. Stem has 4 letters. Loop has 4 letters. [2022-11-21 16:46:31,891 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:46:31,891 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 44 states and 62 transitions. [2022-11-21 16:46:31,899 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2022-11-21 16:46:31,904 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 44 states to 15 states and 20 transitions. [2022-11-21 16:46:31,905 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2022-11-21 16:46:31,905 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2022-11-21 16:46:31,906 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 20 transitions. [2022-11-21 16:46:31,906 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 16:46:31,906 INFO L218 hiAutomatonCegarLoop]: Abstraction has 15 states and 20 transitions. [2022-11-21 16:46:31,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 20 transitions. [2022-11-21 16:46:31,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2022-11-21 16:46:31,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 14 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:46:31,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 20 transitions. [2022-11-21 16:46:31,932 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15 states and 20 transitions. [2022-11-21 16:46:31,933 INFO L428 stractBuchiCegarLoop]: Abstraction has 15 states and 20 transitions. [2022-11-21 16:46:31,933 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-21 16:46:31,933 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 20 transitions. [2022-11-21 16:46:31,934 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2022-11-21 16:46:31,934 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:46:31,935 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:46:31,935 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-11-21 16:46:31,935 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-11-21 16:46:31,935 INFO L748 eck$LassoCheckResult]: Stem: 120#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 121#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet11#1, main_#t~post10#1, main_~i~1#1, main_~array_size~0#1, main_~a~0#1.base, main_~a~0#1.offset;main_~array_size~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 118#L525 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 119#L525-2 call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~1#1 := 0; 127#L530-3 assume !(main_~i~1#1 < main_~array_size~0#1); 128#L530-4 assume { :begin_inline_insertionSort } true;insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset, insertionSort_#in~array_size#1 := main_~a~0#1.base, main_~a~0#1.offset, main_~array_size~0#1;havoc insertionSort_#t~mem3#1, insertionSort_#t~mem7#1, insertionSort_#t~post4#1, insertionSort_#t~mem5#1, insertionSort_#t~short6#1, insertionSort_#t~pre2#1, insertionSort_~a#1.base, insertionSort_~a#1.offset, insertionSort_~array_size#1, insertionSort_~i~0#1, insertionSort_~j~0#1, insertionSort_~index~0#1;insertionSort_~a#1.base, insertionSort_~a#1.offset := insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset;insertionSort_~array_size#1 := insertionSort_#in~array_size#1;havoc insertionSort_~i~0#1;havoc insertionSort_~j~0#1;havoc insertionSort_~index~0#1;insertionSort_~i~0#1 := 1; 125#L515-3 [2022-11-21 16:46:31,936 INFO L750 eck$LassoCheckResult]: Loop: 125#L515-3 assume !!(insertionSort_~i~0#1 < insertionSort_~array_size#1);call insertionSort_#t~mem3#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~i~0#1, 4);insertionSort_~index~0#1 := insertionSort_#t~mem3#1;havoc insertionSort_#t~mem3#1;insertionSort_~j~0#1 := insertionSort_~i~0#1; 126#L518-6 insertionSort_#t~short6#1 := insertionSort_~j~0#1 > 0; 130#L518-1 assume insertionSort_#t~short6#1;call insertionSort_#t~mem5#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * (insertionSort_~j~0#1 - 1), 4);insertionSort_#t~short6#1 := insertionSort_#t~mem5#1 > insertionSort_~index~0#1; 132#L518-3 assume !insertionSort_#t~short6#1;havoc insertionSort_#t~mem5#1;havoc insertionSort_#t~short6#1; 131#L518-7 call write~int(insertionSort_~index~0#1, insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~j~0#1, 4); 124#L515-2 insertionSort_#t~pre2#1 := 1 + insertionSort_~i~0#1;insertionSort_~i~0#1 := 1 + insertionSort_~i~0#1;havoc insertionSort_#t~pre2#1; 125#L515-3 [2022-11-21 16:46:31,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:46:31,942 INFO L85 PathProgramCache]: Analyzing trace with hash 889568397, now seen corresponding path program 1 times [2022-11-21 16:46:31,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:46:31,943 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653148615] [2022-11-21 16:46:31,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:46:31,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:46:31,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:32,040 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-11-21 16:46:32,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:46:32,083 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:46:32,083 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653148615] [2022-11-21 16:46:32,084 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653148615] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:46:32,084 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:46:32,084 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-21 16:46:32,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413777769] [2022-11-21 16:46:32,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:46:32,087 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 16:46:32,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:46:32,088 INFO L85 PathProgramCache]: Analyzing trace with hash 1808506605, now seen corresponding path program 1 times [2022-11-21 16:46:32,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:46:32,088 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773509801] [2022-11-21 16:46:32,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:46:32,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:46:32,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:46:32,107 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:46:32,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:46:32,126 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:46:32,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:46:32,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 16:46:32,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-21 16:46:32,328 INFO L87 Difference]: Start difference. First operand 15 states and 20 transitions. cyclomatic complexity: 7 Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 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) [2022-11-21 16:46:32,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:46:32,367 INFO L93 Difference]: Finished difference Result 16 states and 20 transitions. [2022-11-21 16:46:32,367 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 20 transitions. [2022-11-21 16:46:32,370 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2022-11-21 16:46:32,371 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 16 states and 20 transitions. [2022-11-21 16:46:32,371 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2022-11-21 16:46:32,371 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2022-11-21 16:46:32,372 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 20 transitions. [2022-11-21 16:46:32,372 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 16:46:32,372 INFO L218 hiAutomatonCegarLoop]: Abstraction has 16 states and 20 transitions. [2022-11-21 16:46:32,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 20 transitions. [2022-11-21 16:46:32,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 15. [2022-11-21 16:46:32,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 14 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:46:32,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 19 transitions. [2022-11-21 16:46:32,376 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15 states and 19 transitions. [2022-11-21 16:46:32,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-21 16:46:32,377 INFO L428 stractBuchiCegarLoop]: Abstraction has 15 states and 19 transitions. [2022-11-21 16:46:32,378 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-21 16:46:32,378 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 19 transitions. [2022-11-21 16:46:32,380 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2022-11-21 16:46:32,380 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:46:32,380 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:46:32,380 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:46:32,381 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-11-21 16:46:32,381 INFO L748 eck$LassoCheckResult]: Stem: 158#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 159#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet11#1, main_#t~post10#1, main_~i~1#1, main_~array_size~0#1, main_~a~0#1.base, main_~a~0#1.offset;main_~array_size~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 156#L525 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 157#L525-2 call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~1#1 := 0; 165#L530-3 assume !!(main_~i~1#1 < main_~array_size~0#1);call write~int(main_#t~nondet11#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet11#1; 160#L530-2 main_#t~post10#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 161#L530-3 assume !(main_~i~1#1 < main_~array_size~0#1); 166#L530-4 assume { :begin_inline_insertionSort } true;insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset, insertionSort_#in~array_size#1 := main_~a~0#1.base, main_~a~0#1.offset, main_~array_size~0#1;havoc insertionSort_#t~mem3#1, insertionSort_#t~mem7#1, insertionSort_#t~post4#1, insertionSort_#t~mem5#1, insertionSort_#t~short6#1, insertionSort_#t~pre2#1, insertionSort_~a#1.base, insertionSort_~a#1.offset, insertionSort_~array_size#1, insertionSort_~i~0#1, insertionSort_~j~0#1, insertionSort_~index~0#1;insertionSort_~a#1.base, insertionSort_~a#1.offset := insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset;insertionSort_~array_size#1 := insertionSort_#in~array_size#1;havoc insertionSort_~i~0#1;havoc insertionSort_~j~0#1;havoc insertionSort_~index~0#1;insertionSort_~i~0#1 := 1; 162#L515-3 [2022-11-21 16:46:32,381 INFO L750 eck$LassoCheckResult]: Loop: 162#L515-3 assume !!(insertionSort_~i~0#1 < insertionSort_~array_size#1);call insertionSort_#t~mem3#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~i~0#1, 4);insertionSort_~index~0#1 := insertionSort_#t~mem3#1;havoc insertionSort_#t~mem3#1;insertionSort_~j~0#1 := insertionSort_~i~0#1; 163#L518-6 insertionSort_#t~short6#1 := insertionSort_~j~0#1 > 0; 168#L518-1 assume insertionSort_#t~short6#1;call insertionSort_#t~mem5#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * (insertionSort_~j~0#1 - 1), 4);insertionSort_#t~short6#1 := insertionSort_#t~mem5#1 > insertionSort_~index~0#1; 170#L518-3 assume !insertionSort_#t~short6#1;havoc insertionSort_#t~mem5#1;havoc insertionSort_#t~short6#1; 169#L518-7 call write~int(insertionSort_~index~0#1, insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~j~0#1, 4); 164#L515-2 insertionSort_#t~pre2#1 := 1 + insertionSort_~i~0#1;insertionSort_~i~0#1 := 1 + insertionSort_~i~0#1;havoc insertionSort_#t~pre2#1; 162#L515-3 [2022-11-21 16:46:32,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:46:32,381 INFO L85 PathProgramCache]: Analyzing trace with hash 176793839, now seen corresponding path program 1 times [2022-11-21 16:46:32,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:46:32,382 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440547286] [2022-11-21 16:46:32,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:46:32,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:46:32,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:46:32,414 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:46:32,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:46:32,454 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:46:32,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:46:32,455 INFO L85 PathProgramCache]: Analyzing trace with hash 1808506605, now seen corresponding path program 2 times [2022-11-21 16:46:32,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:46:32,456 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298004042] [2022-11-21 16:46:32,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:46:32,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:46:32,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:46:32,477 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:46:32,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:46:32,487 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:46:32,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:46:32,487 INFO L85 PathProgramCache]: Analyzing trace with hash -259891877, now seen corresponding path program 1 times [2022-11-21 16:46:32,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:46:32,488 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899571512] [2022-11-21 16:46:32,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:46:32,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:46:32,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:32,749 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:46:32,750 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:46:32,750 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899571512] [2022-11-21 16:46:32,750 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899571512] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 16:46:32,751 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1878156237] [2022-11-21 16:46:32,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:46:32,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:46:32,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:32,752 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 16:46:32,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-11-21 16:46:32,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:32,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-21 16:46:32,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:46:32,890 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:46:32,890 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 16:46:32,943 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:46:32,945 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1878156237] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 16:46:32,945 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-21 16:46:32,945 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 9 [2022-11-21 16:46:32,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603364390] [2022-11-21 16:46:32,946 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-21 16:46:33,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:46:33,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-21 16:46:33,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2022-11-21 16:46:33,128 INFO L87 Difference]: Start difference. First operand 15 states and 19 transitions. cyclomatic complexity: 6 Second operand has 9 states, 9 states have (on average 2.111111111111111) internal successors, (19), 9 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:46:33,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:46:33,227 INFO L93 Difference]: Finished difference Result 25 states and 30 transitions. [2022-11-21 16:46:33,227 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 30 transitions. [2022-11-21 16:46:33,228 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2022-11-21 16:46:33,229 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 18 states and 21 transitions. [2022-11-21 16:46:33,229 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2022-11-21 16:46:33,229 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2022-11-21 16:46:33,229 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 21 transitions. [2022-11-21 16:46:33,230 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 16:46:33,230 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18 states and 21 transitions. [2022-11-21 16:46:33,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 21 transitions. [2022-11-21 16:46:33,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 17. [2022-11-21 16:46:33,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 16 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:46:33,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 20 transitions. [2022-11-21 16:46:33,236 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17 states and 20 transitions. [2022-11-21 16:46:33,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-21 16:46:33,238 INFO L428 stractBuchiCegarLoop]: Abstraction has 17 states and 20 transitions. [2022-11-21 16:46:33,239 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-21 16:46:33,240 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 20 transitions. [2022-11-21 16:46:33,240 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2022-11-21 16:46:33,240 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:46:33,241 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:46:33,241 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1] [2022-11-21 16:46:33,242 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-11-21 16:46:33,242 INFO L748 eck$LassoCheckResult]: Stem: 298#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 299#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet11#1, main_#t~post10#1, main_~i~1#1, main_~array_size~0#1, main_~a~0#1.base, main_~a~0#1.offset;main_~array_size~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 296#L525 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 297#L525-2 call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~1#1 := 0; 306#L530-3 assume !!(main_~i~1#1 < main_~array_size~0#1);call write~int(main_#t~nondet11#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet11#1; 300#L530-2 main_#t~post10#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 301#L530-3 assume !!(main_~i~1#1 < main_~array_size~0#1);call write~int(main_#t~nondet11#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet11#1; 307#L530-2 main_#t~post10#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 312#L530-3 assume !(main_~i~1#1 < main_~array_size~0#1); 310#L530-4 assume { :begin_inline_insertionSort } true;insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset, insertionSort_#in~array_size#1 := main_~a~0#1.base, main_~a~0#1.offset, main_~array_size~0#1;havoc insertionSort_#t~mem3#1, insertionSort_#t~mem7#1, insertionSort_#t~post4#1, insertionSort_#t~mem5#1, insertionSort_#t~short6#1, insertionSort_#t~pre2#1, insertionSort_~a#1.base, insertionSort_~a#1.offset, insertionSort_~array_size#1, insertionSort_~i~0#1, insertionSort_~j~0#1, insertionSort_~index~0#1;insertionSort_~a#1.base, insertionSort_~a#1.offset := insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset;insertionSort_~array_size#1 := insertionSort_#in~array_size#1;havoc insertionSort_~i~0#1;havoc insertionSort_~j~0#1;havoc insertionSort_~index~0#1;insertionSort_~i~0#1 := 1; 302#L515-3 [2022-11-21 16:46:33,242 INFO L750 eck$LassoCheckResult]: Loop: 302#L515-3 assume !!(insertionSort_~i~0#1 < insertionSort_~array_size#1);call insertionSort_#t~mem3#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~i~0#1, 4);insertionSort_~index~0#1 := insertionSort_#t~mem3#1;havoc insertionSort_#t~mem3#1;insertionSort_~j~0#1 := insertionSort_~i~0#1; 303#L518-6 insertionSort_#t~short6#1 := insertionSort_~j~0#1 > 0; 308#L518-1 assume insertionSort_#t~short6#1;call insertionSort_#t~mem5#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * (insertionSort_~j~0#1 - 1), 4);insertionSort_#t~short6#1 := insertionSort_#t~mem5#1 > insertionSort_~index~0#1; 311#L518-3 assume !insertionSort_#t~short6#1;havoc insertionSort_#t~mem5#1;havoc insertionSort_#t~short6#1; 309#L518-7 call write~int(insertionSort_~index~0#1, insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~j~0#1, 4); 304#L515-2 insertionSort_#t~pre2#1 := 1 + insertionSort_~i~0#1;insertionSort_~i~0#1 := 1 + insertionSort_~i~0#1;havoc insertionSort_#t~pre2#1; 302#L515-3 [2022-11-21 16:46:33,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:46:33,243 INFO L85 PathProgramCache]: Analyzing trace with hash -1899756335, now seen corresponding path program 2 times [2022-11-21 16:46:33,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:46:33,246 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1510163506] [2022-11-21 16:46:33,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:46:33,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:46:33,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:46:33,271 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:46:33,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:46:33,284 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:46:33,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:46:33,285 INFO L85 PathProgramCache]: Analyzing trace with hash 1808506605, now seen corresponding path program 3 times [2022-11-21 16:46:33,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:46:33,286 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573693170] [2022-11-21 16:46:33,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:46:33,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:46:33,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:46:33,294 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:46:33,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:46:33,301 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:46:33,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:46:33,302 INFO L85 PathProgramCache]: Analyzing trace with hash 1804388285, now seen corresponding path program 2 times [2022-11-21 16:46:33,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:46:33,302 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203997356] [2022-11-21 16:46:33,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:46:33,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:46:33,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:46:33,349 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:46:33,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:46:33,397 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:46:34,002 INFO L210 LassoAnalysis]: Preferences: [2022-11-21 16:46:34,003 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-21 16:46:34,003 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-21 16:46:34,003 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-21 16:46:34,003 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-21 16:46:34,003 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:34,003 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-21 16:46:34,003 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-21 16:46:34,003 INFO L133 ssoRankerPreferences]: Filename of dumped script: insertionsort-alloca-1.i_Iteration4_Lasso [2022-11-21 16:46:34,004 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-21 16:46:34,004 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-21 16:46:34,008 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:34,012 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:34,016 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:34,019 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:34,023 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:34,026 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:34,030 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:34,032 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:34,036 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:34,039 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:34,042 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:34,046 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:34,049 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:34,054 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:34,462 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:34,464 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:34,996 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-21 16:46:34,998 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-21 16:46:34,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:34,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:35,003 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:35,013 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:35,025 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:35,026 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:46:35,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:35,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:35,026 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:35,027 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:46:35,027 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:46:35,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-21 16:46:35,032 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:35,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:35,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:35,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:35,044 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:35,056 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:35,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-21 16:46:35,070 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:35,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:35,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:35,070 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:35,072 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:46:35,072 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:46:35,091 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:35,100 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:35,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:35,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:35,102 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:35,107 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:35,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-21 16:46:35,121 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:35,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:35,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:35,121 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:35,125 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:46:35,125 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:46:35,136 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:35,146 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:35,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:35,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:35,149 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:35,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-21 16:46:35,154 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 [2022-11-21 16:46:35,168 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:35,168 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:46:35,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:35,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:35,169 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:35,169 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:46:35,169 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:46:35,178 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:35,183 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:35,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:35,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:35,185 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:35,196 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:35,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-21 16:46:35,211 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:35,211 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:35,211 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:35,211 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:35,214 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:46:35,214 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:46:35,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:35,256 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:35,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:35,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:35,258 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:35,273 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:35,287 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:35,287 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:46:35,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:35,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:35,288 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:35,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-21 16:46:35,289 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:46:35,289 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:46:35,298 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:35,306 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:35,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:35,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:35,310 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:35,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-21 16:46:35,314 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:35,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:35,332 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:46:35,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:35,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:35,332 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:35,333 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:46:35,333 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:46:35,347 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:35,352 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:35,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:35,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:35,354 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:35,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:35,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-21 16:46:35,378 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:35,379 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:46:35,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:35,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:35,379 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:35,383 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:46:35,383 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:46:35,392 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:35,402 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:35,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:35,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:35,404 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:35,408 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:35,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-21 16:46:35,421 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:35,422 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:46:35,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:35,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:35,422 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:35,423 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:46:35,423 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:46:35,439 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:35,448 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:35,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:35,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:35,452 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:35,456 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:35,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-21 16:46:35,471 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:35,471 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:46:35,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:35,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:35,471 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:35,472 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:46:35,472 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:46:35,481 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:35,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:35,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:35,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:35,489 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:35,504 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:35,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-21 16:46:35,518 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:35,518 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:35,518 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:35,518 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:35,520 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:46:35,521 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:46:35,547 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:35,555 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:35,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:35,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:35,557 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:35,573 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:35,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-21 16:46:35,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:35,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:46:35,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:35,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:35,588 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:35,588 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:46:35,589 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:46:35,611 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:35,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:35,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:35,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:35,620 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:35,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-21 16:46:35,625 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:35,639 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:35,639 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:46:35,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:35,639 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:35,639 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:35,640 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:46:35,640 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:46:35,663 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:35,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:35,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:35,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:35,674 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:35,679 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:35,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-21 16:46:35,693 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:35,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:35,694 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:35,694 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:35,697 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:46:35,697 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:46:35,715 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:35,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:35,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:35,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:35,727 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:35,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-21 16:46:35,747 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:35,760 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:35,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:35,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:35,760 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:35,762 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:46:35,762 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:46:35,773 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:35,781 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:35,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:35,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:35,782 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:35,786 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:35,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-21 16:46:35,797 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:35,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:35,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:35,797 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:35,799 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:46:35,799 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:46:35,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:35,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:35,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:35,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:35,826 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:35,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-21 16:46:35,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:35,846 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:35,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:35,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:35,846 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:35,851 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:46:35,851 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:46:35,865 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:35,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:35,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:35,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:35,870 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:35,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-21 16:46:35,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:35,885 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:35,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:35,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:35,885 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:35,891 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:46:35,891 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:46:35,901 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:35,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:35,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:35,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:35,912 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:35,919 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:35,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-21 16:46:35,934 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:35,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:35,934 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:35,934 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:35,946 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:46:35,946 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:46:35,974 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-21 16:46:36,035 INFO L443 ModelExtractionUtils]: Simplification made 16 calls to the SMT solver. [2022-11-21 16:46:36,035 INFO L444 ModelExtractionUtils]: 24 out of 40 variables were initially zero. Simplification set additionally 13 variables to zero. [2022-11-21 16:46:36,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:36,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:36,042 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:36,044 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-21 16:46:36,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-21 16:46:36,075 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-21 16:46:36,076 INFO L513 LassoAnalysis]: Proved termination. [2022-11-21 16:46:36,076 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_insertionSort_~i~0#1, ULTIMATE.start_insertionSort_~array_size#1) = -1*ULTIMATE.start_insertionSort_~i~0#1 + 1*ULTIMATE.start_insertionSort_~array_size#1 Supporting invariants [] [2022-11-21 16:46:36,087 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:36,107 INFO L156 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2022-11-21 16:46:36,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:46:36,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:36,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 16:46:36,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:46:36,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:36,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 16:46:36,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:46:36,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:46:36,225 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-21 16:46:36,225 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 17 states and 20 transitions. cyclomatic complexity: 5 Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 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) [2022-11-21 16:46:36,236 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 17 states and 20 transitions. cyclomatic complexity: 5. Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 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) Result 25 states and 31 transitions. Complement of second has 4 states. [2022-11-21 16:46:36,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-11-21 16:46:36,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 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) [2022-11-21 16:46:36,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 17 transitions. [2022-11-21 16:46:36,239 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 17 transitions. Stem has 10 letters. Loop has 6 letters. [2022-11-21 16:46:36,239 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:46:36,239 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 17 transitions. Stem has 16 letters. Loop has 6 letters. [2022-11-21 16:46:36,239 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:46:36,240 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 17 transitions. Stem has 10 letters. Loop has 12 letters. [2022-11-21 16:46:36,240 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:46:36,240 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 31 transitions. [2022-11-21 16:46:36,241 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-21 16:46:36,242 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 23 states and 29 transitions. [2022-11-21 16:46:36,242 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2022-11-21 16:46:36,242 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2022-11-21 16:46:36,242 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 29 transitions. [2022-11-21 16:46:36,243 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-21 16:46:36,243 INFO L218 hiAutomatonCegarLoop]: Abstraction has 23 states and 29 transitions. [2022-11-21 16:46:36,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states and 29 transitions. [2022-11-21 16:46:36,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 22. [2022-11-21 16:46:36,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 1.2727272727272727) internal successors, (28), 21 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:46:36,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 28 transitions. [2022-11-21 16:46:36,245 INFO L240 hiAutomatonCegarLoop]: Abstraction has 22 states and 28 transitions. [2022-11-21 16:46:36,245 INFO L428 stractBuchiCegarLoop]: Abstraction has 22 states and 28 transitions. [2022-11-21 16:46:36,246 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-11-21 16:46:36,246 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 28 transitions. [2022-11-21 16:46:36,246 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-21 16:46:36,246 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:46:36,247 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:46:36,247 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:46:36,247 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-21 16:46:36,248 INFO L748 eck$LassoCheckResult]: Stem: 431#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 432#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet11#1, main_#t~post10#1, main_~i~1#1, main_~array_size~0#1, main_~a~0#1.base, main_~a~0#1.offset;main_~array_size~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 429#L525 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 430#L525-2 call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~1#1 := 0; 442#L530-3 assume !!(main_~i~1#1 < main_~array_size~0#1);call write~int(main_#t~nondet11#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet11#1; 433#L530-2 main_#t~post10#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 434#L530-3 assume !!(main_~i~1#1 < main_~array_size~0#1);call write~int(main_#t~nondet11#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet11#1; 443#L530-2 main_#t~post10#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 450#L530-3 assume !(main_~i~1#1 < main_~array_size~0#1); 449#L530-4 assume { :begin_inline_insertionSort } true;insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset, insertionSort_#in~array_size#1 := main_~a~0#1.base, main_~a~0#1.offset, main_~array_size~0#1;havoc insertionSort_#t~mem3#1, insertionSort_#t~mem7#1, insertionSort_#t~post4#1, insertionSort_#t~mem5#1, insertionSort_#t~short6#1, insertionSort_#t~pre2#1, insertionSort_~a#1.base, insertionSort_~a#1.offset, insertionSort_~array_size#1, insertionSort_~i~0#1, insertionSort_~j~0#1, insertionSort_~index~0#1;insertionSort_~a#1.base, insertionSort_~a#1.offset := insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset;insertionSort_~array_size#1 := insertionSort_#in~array_size#1;havoc insertionSort_~i~0#1;havoc insertionSort_~j~0#1;havoc insertionSort_~index~0#1;insertionSort_~i~0#1 := 1; 437#L515-3 assume !!(insertionSort_~i~0#1 < insertionSort_~array_size#1);call insertionSort_#t~mem3#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~i~0#1, 4);insertionSort_~index~0#1 := insertionSort_#t~mem3#1;havoc insertionSort_#t~mem3#1;insertionSort_~j~0#1 := insertionSort_~i~0#1; 439#L518-6 [2022-11-21 16:46:36,248 INFO L750 eck$LassoCheckResult]: Loop: 439#L518-6 insertionSort_#t~short6#1 := insertionSort_~j~0#1 > 0; 444#L518-1 assume insertionSort_#t~short6#1;call insertionSort_#t~mem5#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * (insertionSort_~j~0#1 - 1), 4);insertionSort_#t~short6#1 := insertionSort_#t~mem5#1 > insertionSort_~index~0#1; 447#L518-3 assume !!insertionSort_#t~short6#1;havoc insertionSort_#t~mem5#1;havoc insertionSort_#t~short6#1;call insertionSort_#t~mem7#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * (insertionSort_~j~0#1 - 1), 4);call write~int(insertionSort_#t~mem7#1, insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~j~0#1, 4);havoc insertionSort_#t~mem7#1; 440#L518-5 insertionSort_#t~post4#1 := insertionSort_~j~0#1;insertionSort_~j~0#1 := insertionSort_#t~post4#1 - 1;havoc insertionSort_#t~post4#1; 439#L518-6 [2022-11-21 16:46:36,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:46:36,248 INFO L85 PathProgramCache]: Analyzing trace with hash 1237095790, now seen corresponding path program 1 times [2022-11-21 16:46:36,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:46:36,249 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1664325510] [2022-11-21 16:46:36,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:46:36,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:46:36,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:46:36,263 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:46:36,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:46:36,273 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:46:36,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:46:36,274 INFO L85 PathProgramCache]: Analyzing trace with hash 2004198, now seen corresponding path program 1 times [2022-11-21 16:46:36,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:46:36,275 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898141459] [2022-11-21 16:46:36,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:46:36,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:46:36,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:46:36,280 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:46:36,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:46:36,285 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:46:36,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:46:36,286 INFO L85 PathProgramCache]: Analyzing trace with hash 1166584787, now seen corresponding path program 1 times [2022-11-21 16:46:36,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:46:36,286 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104625711] [2022-11-21 16:46:36,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:46:36,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:46:36,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:46:36,300 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:46:36,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:46:36,317 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:46:36,974 INFO L210 LassoAnalysis]: Preferences: [2022-11-21 16:46:36,975 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-21 16:46:36,975 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-21 16:46:36,975 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-21 16:46:36,975 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-21 16:46:36,975 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:36,975 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-21 16:46:36,975 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-21 16:46:36,975 INFO L133 ssoRankerPreferences]: Filename of dumped script: insertionsort-alloca-1.i_Iteration5_Lasso [2022-11-21 16:46:36,975 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-21 16:46:36,975 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-21 16:46:36,978 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:36,988 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:36,991 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:36,994 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:36,997 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:37,000 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:37,004 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:37,008 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:37,011 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:37,014 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:37,017 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:37,020 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:37,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:37,593 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:37,596 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:37,599 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:37,602 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:37,605 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:38,084 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-21 16:46:38,084 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-21 16:46:38,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:38,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:38,092 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:38,096 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:38,109 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:38,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:38,110 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:38,110 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:38,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-21 16:46:38,111 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:46:38,111 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:46:38,127 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:38,130 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:38,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:38,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:38,132 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:38,140 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:38,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:38,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:38,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:38,154 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:38,157 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:46:38,158 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:46:38,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-21 16:46:38,168 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:38,172 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2022-11-21 16:46:38,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:38,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:38,173 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:38,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-21 16:46:38,178 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 [2022-11-21 16:46:38,188 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:38,188 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:46:38,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:38,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:38,188 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:38,189 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:46:38,189 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:46:38,190 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:38,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:38,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:38,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:38,194 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:38,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-21 16:46:38,197 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 [2022-11-21 16:46:38,207 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:38,207 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:46:38,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:38,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:38,207 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:38,208 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:46:38,208 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:46:38,214 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:38,219 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:38,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:38,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:38,220 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:38,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-21 16:46:38,222 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:38,232 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:38,232 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:38,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:38,233 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:38,234 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:46:38,234 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:46:38,259 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:38,263 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:38,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:38,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:38,264 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:38,271 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:38,283 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:38,283 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:46:38,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:38,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:38,284 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:38,284 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:46:38,284 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:46:38,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-21 16:46:38,296 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:38,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:38,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:38,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:38,304 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:38,311 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:38,323 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:38,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:38,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:38,324 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:38,325 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:46:38,325 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:46:38,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-21 16:46:38,343 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:38,351 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:38,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:38,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:38,352 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:38,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-21 16:46:38,357 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:38,367 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:38,368 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:46:38,368 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:38,368 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:38,368 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:38,368 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:46:38,368 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:46:38,383 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:38,391 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:38,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:38,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:38,392 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:38,399 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:38,411 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:38,411 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:46:38,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:38,412 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:38,412 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:38,412 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:46:38,412 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:46:38,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-21 16:46:38,427 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:38,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:38,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:38,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:38,436 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:38,440 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:38,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-21 16:46:38,452 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:38,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:38,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:38,452 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:38,454 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:46:38,454 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:46:38,464 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:38,468 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:38,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:38,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:38,471 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:38,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-21 16:46:38,483 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:38,493 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:38,493 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:46:38,493 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:38,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:38,494 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:38,495 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:46:38,495 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:46:38,496 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:38,499 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-11-21 16:46:38,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:38,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:38,502 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:38,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-21 16:46:38,505 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:38,514 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:38,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:38,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:38,515 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:38,517 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:46:38,517 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:46:38,523 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:38,526 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2022-11-21 16:46:38,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:38,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:38,527 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:38,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-21 16:46:38,532 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:38,543 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:38,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:38,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:38,543 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:38,551 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:46:38,552 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:46:38,587 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-21 16:46:38,645 INFO L443 ModelExtractionUtils]: Simplification made 19 calls to the SMT solver. [2022-11-21 16:46:38,646 INFO L444 ModelExtractionUtils]: 13 out of 37 variables were initially zero. Simplification set additionally 22 variables to zero. [2022-11-21 16:46:38,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:38,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:38,647 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:38,655 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-21 16:46:38,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-21 16:46:38,694 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-21 16:46:38,695 INFO L513 LassoAnalysis]: Proved termination. [2022-11-21 16:46:38,695 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_insertionSort_~j~0#1) = 1*ULTIMATE.start_insertionSort_~j~0#1 Supporting invariants [] [2022-11-21 16:46:38,699 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:38,728 INFO L156 tatePredicateManager]: 8 out of 8 supporting invariants were superfluous and have been removed [2022-11-21 16:46:38,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:46:38,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:38,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 16:46:38,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:46:38,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:38,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 16:46:38,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:46:38,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:46:38,853 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-21 16:46:38,853 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 22 states and 28 transitions. cyclomatic complexity: 9 Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:46:38,906 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 22 states and 28 transitions. cyclomatic complexity: 9. Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 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 53 states and 68 transitions. Complement of second has 9 states. [2022-11-21 16:46:38,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2022-11-21 16:46:38,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:46:38,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 21 transitions. [2022-11-21 16:46:38,910 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 21 transitions. Stem has 11 letters. Loop has 4 letters. [2022-11-21 16:46:38,910 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:46:38,910 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 21 transitions. Stem has 15 letters. Loop has 4 letters. [2022-11-21 16:46:38,910 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:46:38,910 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 21 transitions. Stem has 11 letters. Loop has 8 letters. [2022-11-21 16:46:38,912 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:46:38,912 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 53 states and 68 transitions. [2022-11-21 16:46:38,918 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-21 16:46:38,920 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 53 states to 36 states and 46 transitions. [2022-11-21 16:46:38,920 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2022-11-21 16:46:38,921 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2022-11-21 16:46:38,921 INFO L73 IsDeterministic]: Start isDeterministic. Operand 36 states and 46 transitions. [2022-11-21 16:46:38,921 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-21 16:46:38,921 INFO L218 hiAutomatonCegarLoop]: Abstraction has 36 states and 46 transitions. [2022-11-21 16:46:38,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states and 46 transitions. [2022-11-21 16:46:38,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 28. [2022-11-21 16:46:38,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 28 states have (on average 1.2857142857142858) internal successors, (36), 27 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:46:38,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 36 transitions. [2022-11-21 16:46:38,926 INFO L240 hiAutomatonCegarLoop]: Abstraction has 28 states and 36 transitions. [2022-11-21 16:46:38,926 INFO L428 stractBuchiCegarLoop]: Abstraction has 28 states and 36 transitions. [2022-11-21 16:46:38,926 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-11-21 16:46:38,926 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 28 states and 36 transitions. [2022-11-21 16:46:38,927 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-21 16:46:38,927 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:46:38,927 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:46:38,929 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:46:38,929 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-21 16:46:38,929 INFO L748 eck$LassoCheckResult]: Stem: 610#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 611#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet11#1, main_#t~post10#1, main_~i~1#1, main_~array_size~0#1, main_~a~0#1.base, main_~a~0#1.offset;main_~array_size~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 608#L525 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 609#L525-2 call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~1#1 := 0; 622#L530-3 assume !!(main_~i~1#1 < main_~array_size~0#1);call write~int(main_#t~nondet11#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet11#1; 612#L530-2 main_#t~post10#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 613#L530-3 assume !!(main_~i~1#1 < main_~array_size~0#1);call write~int(main_#t~nondet11#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet11#1; 623#L530-2 main_#t~post10#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 632#L530-3 assume !(main_~i~1#1 < main_~array_size~0#1); 629#L530-4 assume { :begin_inline_insertionSort } true;insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset, insertionSort_#in~array_size#1 := main_~a~0#1.base, main_~a~0#1.offset, main_~array_size~0#1;havoc insertionSort_#t~mem3#1, insertionSort_#t~mem7#1, insertionSort_#t~post4#1, insertionSort_#t~mem5#1, insertionSort_#t~short6#1, insertionSort_#t~pre2#1, insertionSort_~a#1.base, insertionSort_~a#1.offset, insertionSort_~array_size#1, insertionSort_~i~0#1, insertionSort_~j~0#1, insertionSort_~index~0#1;insertionSort_~a#1.base, insertionSort_~a#1.offset := insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset;insertionSort_~array_size#1 := insertionSort_#in~array_size#1;havoc insertionSort_~i~0#1;havoc insertionSort_~j~0#1;havoc insertionSort_~index~0#1;insertionSort_~i~0#1 := 1; 616#L515-3 assume !!(insertionSort_~i~0#1 < insertionSort_~array_size#1);call insertionSort_#t~mem3#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~i~0#1, 4);insertionSort_~index~0#1 := insertionSort_#t~mem3#1;havoc insertionSort_#t~mem3#1;insertionSort_~j~0#1 := insertionSort_~i~0#1; 617#L518-6 insertionSort_#t~short6#1 := insertionSort_~j~0#1 > 0; 635#L518-1 assume !insertionSort_#t~short6#1; 628#L518-3 assume !insertionSort_#t~short6#1;havoc insertionSort_#t~mem5#1;havoc insertionSort_#t~short6#1; 626#L518-7 call write~int(insertionSort_~index~0#1, insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~j~0#1, 4); 614#L515-2 insertionSort_#t~pre2#1 := 1 + insertionSort_~i~0#1;insertionSort_~i~0#1 := 1 + insertionSort_~i~0#1;havoc insertionSort_#t~pre2#1; 615#L515-3 assume !!(insertionSort_~i~0#1 < insertionSort_~array_size#1);call insertionSort_#t~mem3#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~i~0#1, 4);insertionSort_~index~0#1 := insertionSort_#t~mem3#1;havoc insertionSort_#t~mem3#1;insertionSort_~j~0#1 := insertionSort_~i~0#1; 619#L518-6 [2022-11-21 16:46:38,930 INFO L750 eck$LassoCheckResult]: Loop: 619#L518-6 insertionSort_#t~short6#1 := insertionSort_~j~0#1 > 0; 624#L518-1 assume insertionSort_#t~short6#1;call insertionSort_#t~mem5#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * (insertionSort_~j~0#1 - 1), 4);insertionSort_#t~short6#1 := insertionSort_#t~mem5#1 > insertionSort_~index~0#1; 627#L518-3 assume !!insertionSort_#t~short6#1;havoc insertionSort_#t~mem5#1;havoc insertionSort_#t~short6#1;call insertionSort_#t~mem7#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * (insertionSort_~j~0#1 - 1), 4);call write~int(insertionSort_#t~mem7#1, insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~j~0#1, 4);havoc insertionSort_#t~mem7#1; 620#L518-5 insertionSort_#t~post4#1 := insertionSort_~j~0#1;insertionSort_~j~0#1 := insertionSort_#t~post4#1 - 1;havoc insertionSort_#t~post4#1; 619#L518-6 [2022-11-21 16:46:38,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:46:38,930 INFO L85 PathProgramCache]: Analyzing trace with hash 103309060, now seen corresponding path program 1 times [2022-11-21 16:46:38,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:46:38,930 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527824447] [2022-11-21 16:46:38,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:46:38,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:46:38,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:38,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:39,061 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 16:46:39,062 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:46:39,062 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [527824447] [2022-11-21 16:46:39,062 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [527824447] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:46:39,062 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:46:39,062 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 16:46:39,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922522368] [2022-11-21 16:46:39,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:46:39,063 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 16:46:39,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:46:39,064 INFO L85 PathProgramCache]: Analyzing trace with hash 2004198, now seen corresponding path program 2 times [2022-11-21 16:46:39,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:46:39,065 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816650408] [2022-11-21 16:46:39,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:46:39,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:46:39,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:46:39,072 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:46:39,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:46:39,079 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:46:39,188 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:46:39,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-21 16:46:39,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-21 16:46:39,189 INFO L87 Difference]: Start difference. First operand 28 states and 36 transitions. cyclomatic complexity: 12 Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:46:39,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:46:39,238 INFO L93 Difference]: Finished difference Result 39 states and 49 transitions. [2022-11-21 16:46:39,238 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 39 states and 49 transitions. [2022-11-21 16:46:39,239 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-21 16:46:39,239 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 39 states to 39 states and 49 transitions. [2022-11-21 16:46:39,239 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2022-11-21 16:46:39,240 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2022-11-21 16:46:39,240 INFO L73 IsDeterministic]: Start isDeterministic. Operand 39 states and 49 transitions. [2022-11-21 16:46:39,240 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-21 16:46:39,240 INFO L218 hiAutomatonCegarLoop]: Abstraction has 39 states and 49 transitions. [2022-11-21 16:46:39,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states and 49 transitions. [2022-11-21 16:46:39,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 31. [2022-11-21 16:46:39,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 31 states have (on average 1.2903225806451613) internal successors, (40), 30 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:46:39,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 40 transitions. [2022-11-21 16:46:39,243 INFO L240 hiAutomatonCegarLoop]: Abstraction has 31 states and 40 transitions. [2022-11-21 16:46:39,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-21 16:46:39,244 INFO L428 stractBuchiCegarLoop]: Abstraction has 31 states and 40 transitions. [2022-11-21 16:46:39,244 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-11-21 16:46:39,244 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 31 states and 40 transitions. [2022-11-21 16:46:39,245 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-21 16:46:39,245 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:46:39,245 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:46:39,246 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:46:39,246 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-21 16:46:39,246 INFO L748 eck$LassoCheckResult]: Stem: 689#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 690#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet11#1, main_#t~post10#1, main_~i~1#1, main_~array_size~0#1, main_~a~0#1.base, main_~a~0#1.offset;main_~array_size~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 687#L525 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 688#L525-2 call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~1#1 := 0; 699#L530-3 assume !!(main_~i~1#1 < main_~array_size~0#1);call write~int(main_#t~nondet11#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet11#1; 700#L530-2 main_#t~post10#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 701#L530-3 assume !!(main_~i~1#1 < main_~array_size~0#1);call write~int(main_#t~nondet11#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet11#1; 691#L530-2 main_#t~post10#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 692#L530-3 assume !(main_~i~1#1 < main_~array_size~0#1); 709#L530-4 assume { :begin_inline_insertionSort } true;insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset, insertionSort_#in~array_size#1 := main_~a~0#1.base, main_~a~0#1.offset, main_~array_size~0#1;havoc insertionSort_#t~mem3#1, insertionSort_#t~mem7#1, insertionSort_#t~post4#1, insertionSort_#t~mem5#1, insertionSort_#t~short6#1, insertionSort_#t~pre2#1, insertionSort_~a#1.base, insertionSort_~a#1.offset, insertionSort_~array_size#1, insertionSort_~i~0#1, insertionSort_~j~0#1, insertionSort_~index~0#1;insertionSort_~a#1.base, insertionSort_~a#1.offset := insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset;insertionSort_~array_size#1 := insertionSort_#in~array_size#1;havoc insertionSort_~i~0#1;havoc insertionSort_~j~0#1;havoc insertionSort_~index~0#1;insertionSort_~i~0#1 := 1; 693#L515-3 assume !!(insertionSort_~i~0#1 < insertionSort_~array_size#1);call insertionSort_#t~mem3#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~i~0#1, 4);insertionSort_~index~0#1 := insertionSort_#t~mem3#1;havoc insertionSort_#t~mem3#1;insertionSort_~j~0#1 := insertionSort_~i~0#1; 694#L518-6 insertionSort_#t~short6#1 := insertionSort_~j~0#1 > 0; 707#L518-1 assume insertionSort_#t~short6#1;call insertionSort_#t~mem5#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * (insertionSort_~j~0#1 - 1), 4);insertionSort_#t~short6#1 := insertionSort_#t~mem5#1 > insertionSort_~index~0#1; 711#L518-3 assume !insertionSort_#t~short6#1;havoc insertionSort_#t~mem5#1;havoc insertionSort_#t~short6#1; 708#L518-7 call write~int(insertionSort_~index~0#1, insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~j~0#1, 4); 698#L515-2 insertionSort_#t~pre2#1 := 1 + insertionSort_~i~0#1;insertionSort_~i~0#1 := 1 + insertionSort_~i~0#1;havoc insertionSort_#t~pre2#1; 695#L515-3 assume !!(insertionSort_~i~0#1 < insertionSort_~array_size#1);call insertionSort_#t~mem3#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~i~0#1, 4);insertionSort_~index~0#1 := insertionSort_#t~mem3#1;havoc insertionSort_#t~mem3#1;insertionSort_~j~0#1 := insertionSort_~i~0#1; 697#L518-6 [2022-11-21 16:46:39,246 INFO L750 eck$LassoCheckResult]: Loop: 697#L518-6 insertionSort_#t~short6#1 := insertionSort_~j~0#1 > 0; 705#L518-1 assume insertionSort_#t~short6#1;call insertionSort_#t~mem5#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * (insertionSort_~j~0#1 - 1), 4);insertionSort_#t~short6#1 := insertionSort_#t~mem5#1 > insertionSort_~index~0#1; 710#L518-3 assume !!insertionSort_#t~short6#1;havoc insertionSort_#t~mem5#1;havoc insertionSort_#t~short6#1;call insertionSort_#t~mem7#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * (insertionSort_~j~0#1 - 1), 4);call write~int(insertionSort_#t~mem7#1, insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~j~0#1, 4);havoc insertionSort_#t~mem7#1; 702#L518-5 insertionSort_#t~post4#1 := insertionSort_~j~0#1;insertionSort_~j~0#1 := insertionSort_#t~post4#1 - 1;havoc insertionSort_#t~post4#1; 697#L518-6 [2022-11-21 16:46:39,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:46:39,247 INFO L85 PathProgramCache]: Analyzing trace with hash 101462018, now seen corresponding path program 3 times [2022-11-21 16:46:39,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:46:39,247 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428728174] [2022-11-21 16:46:39,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:46:39,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:46:39,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:39,357 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:46:39,357 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:46:39,358 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1428728174] [2022-11-21 16:46:39,358 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1428728174] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 16:46:39,358 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1897556957] [2022-11-21 16:46:39,358 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-21 16:46:39,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:46:39,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:39,359 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 16:46:39,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2022-11-21 16:46:39,451 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-11-21 16:46:39,451 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-21 16:46:39,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-21 16:46:39,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:46:39,540 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:46:39,540 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 16:46:39,607 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:46:39,607 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1897556957] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 16:46:39,608 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-21 16:46:39,608 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 11 [2022-11-21 16:46:39,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938206017] [2022-11-21 16:46:39,608 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-21 16:46:39,609 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 16:46:39,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:46:39,609 INFO L85 PathProgramCache]: Analyzing trace with hash 2004198, now seen corresponding path program 3 times [2022-11-21 16:46:39,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:46:39,609 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349513519] [2022-11-21 16:46:39,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:46:39,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:46:39,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:46:39,614 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:46:39,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:46:39,618 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:46:39,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:46:39,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-21 16:46:39,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2022-11-21 16:46:39,730 INFO L87 Difference]: Start difference. First operand 31 states and 40 transitions. cyclomatic complexity: 13 Second operand has 12 states, 11 states have (on average 3.1818181818181817) internal successors, (35), 12 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:46:39,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:46:39,803 INFO L93 Difference]: Finished difference Result 48 states and 61 transitions. [2022-11-21 16:46:39,804 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 48 states and 61 transitions. [2022-11-21 16:46:39,804 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-21 16:46:39,805 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 48 states to 34 states and 43 transitions. [2022-11-21 16:46:39,805 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2022-11-21 16:46:39,805 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2022-11-21 16:46:39,805 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 43 transitions. [2022-11-21 16:46:39,805 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-21 16:46:39,805 INFO L218 hiAutomatonCegarLoop]: Abstraction has 34 states and 43 transitions. [2022-11-21 16:46:39,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states and 43 transitions. [2022-11-21 16:46:39,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 33. [2022-11-21 16:46:39,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 33 states have (on average 1.2727272727272727) internal successors, (42), 32 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:46:39,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 42 transitions. [2022-11-21 16:46:39,808 INFO L240 hiAutomatonCegarLoop]: Abstraction has 33 states and 42 transitions. [2022-11-21 16:46:39,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-21 16:46:39,809 INFO L428 stractBuchiCegarLoop]: Abstraction has 33 states and 42 transitions. [2022-11-21 16:46:39,809 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-11-21 16:46:39,809 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 33 states and 42 transitions. [2022-11-21 16:46:39,810 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-21 16:46:39,810 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:46:39,810 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:46:39,811 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:46:39,811 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-21 16:46:39,811 INFO L748 eck$LassoCheckResult]: Stem: 885#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 886#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet11#1, main_#t~post10#1, main_~i~1#1, main_~array_size~0#1, main_~a~0#1.base, main_~a~0#1.offset;main_~array_size~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 883#L525 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 884#L525-2 call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~1#1 := 0; 895#L530-3 assume !!(main_~i~1#1 < main_~array_size~0#1);call write~int(main_#t~nondet11#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet11#1; 896#L530-2 main_#t~post10#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 897#L530-3 assume !!(main_~i~1#1 < main_~array_size~0#1);call write~int(main_#t~nondet11#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet11#1; 887#L530-2 main_#t~post10#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 888#L530-3 assume !!(main_~i~1#1 < main_~array_size~0#1);call write~int(main_#t~nondet11#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet11#1; 910#L530-2 main_#t~post10#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 909#L530-3 assume !(main_~i~1#1 < main_~array_size~0#1); 903#L530-4 assume { :begin_inline_insertionSort } true;insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset, insertionSort_#in~array_size#1 := main_~a~0#1.base, main_~a~0#1.offset, main_~array_size~0#1;havoc insertionSort_#t~mem3#1, insertionSort_#t~mem7#1, insertionSort_#t~post4#1, insertionSort_#t~mem5#1, insertionSort_#t~short6#1, insertionSort_#t~pre2#1, insertionSort_~a#1.base, insertionSort_~a#1.offset, insertionSort_~array_size#1, insertionSort_~i~0#1, insertionSort_~j~0#1, insertionSort_~index~0#1;insertionSort_~a#1.base, insertionSort_~a#1.offset := insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset;insertionSort_~array_size#1 := insertionSort_#in~array_size#1;havoc insertionSort_~i~0#1;havoc insertionSort_~j~0#1;havoc insertionSort_~index~0#1;insertionSort_~i~0#1 := 1; 889#L515-3 assume !!(insertionSort_~i~0#1 < insertionSort_~array_size#1);call insertionSort_#t~mem3#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~i~0#1, 4);insertionSort_~index~0#1 := insertionSort_#t~mem3#1;havoc insertionSort_#t~mem3#1;insertionSort_~j~0#1 := insertionSort_~i~0#1; 890#L518-6 insertionSort_#t~short6#1 := insertionSort_~j~0#1 > 0; 907#L518-1 assume insertionSort_#t~short6#1;call insertionSort_#t~mem5#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * (insertionSort_~j~0#1 - 1), 4);insertionSort_#t~short6#1 := insertionSort_#t~mem5#1 > insertionSort_~index~0#1; 908#L518-3 assume !insertionSort_#t~short6#1;havoc insertionSort_#t~mem5#1;havoc insertionSort_#t~short6#1; 902#L518-7 call write~int(insertionSort_~index~0#1, insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~j~0#1, 4); 894#L515-2 insertionSort_#t~pre2#1 := 1 + insertionSort_~i~0#1;insertionSort_~i~0#1 := 1 + insertionSort_~i~0#1;havoc insertionSort_#t~pre2#1; 891#L515-3 assume !!(insertionSort_~i~0#1 < insertionSort_~array_size#1);call insertionSort_#t~mem3#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~i~0#1, 4);insertionSort_~index~0#1 := insertionSort_#t~mem3#1;havoc insertionSort_#t~mem3#1;insertionSort_~j~0#1 := insertionSort_~i~0#1; 893#L518-6 [2022-11-21 16:46:39,811 INFO L750 eck$LassoCheckResult]: Loop: 893#L518-6 insertionSort_#t~short6#1 := insertionSort_~j~0#1 > 0; 900#L518-1 assume insertionSort_#t~short6#1;call insertionSort_#t~mem5#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * (insertionSort_~j~0#1 - 1), 4);insertionSort_#t~short6#1 := insertionSort_#t~mem5#1 > insertionSort_~index~0#1; 904#L518-3 assume !!insertionSort_#t~short6#1;havoc insertionSort_#t~mem5#1;havoc insertionSort_#t~short6#1;call insertionSort_#t~mem7#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * (insertionSort_~j~0#1 - 1), 4);call write~int(insertionSort_#t~mem7#1, insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~j~0#1, 4);havoc insertionSort_#t~mem7#1; 898#L518-5 insertionSort_#t~post4#1 := insertionSort_~j~0#1;insertionSort_~j~0#1 := insertionSort_#t~post4#1 - 1;havoc insertionSort_#t~post4#1; 893#L518-6 [2022-11-21 16:46:39,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:46:39,812 INFO L85 PathProgramCache]: Analyzing trace with hash 1730024032, now seen corresponding path program 4 times [2022-11-21 16:46:39,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:46:39,812 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368171276] [2022-11-21 16:46:39,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:46:39,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:46:39,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:46:39,829 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:46:39,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:46:39,843 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:46:39,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:46:39,843 INFO L85 PathProgramCache]: Analyzing trace with hash 2004198, now seen corresponding path program 4 times [2022-11-21 16:46:39,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:46:39,844 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704531801] [2022-11-21 16:46:39,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:46:39,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:46:39,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:46:39,849 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:46:39,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:46:39,853 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:46:39,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:46:39,853 INFO L85 PathProgramCache]: Analyzing trace with hash -1424072763, now seen corresponding path program 1 times [2022-11-21 16:46:39,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:46:39,854 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558566595] [2022-11-21 16:46:39,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:46:39,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:46:39,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:46:39,874 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:46:39,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:46:39,889 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:46:41,268 INFO L210 LassoAnalysis]: Preferences: [2022-11-21 16:46:41,268 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-21 16:46:41,268 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-21 16:46:41,268 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-21 16:46:41,268 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-21 16:46:41,268 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:41,268 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-21 16:46:41,268 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-21 16:46:41,269 INFO L133 ssoRankerPreferences]: Filename of dumped script: insertionsort-alloca-1.i_Iteration8_Lasso [2022-11-21 16:46:41,269 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-21 16:46:41,269 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-21 16:46:41,274 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:41,281 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:41,284 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:41,291 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:41,293 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:41,297 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:41,303 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:41,305 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:41,310 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:41,313 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:42,117 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:42,119 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:42,122 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:42,125 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:42,130 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:42,132 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:42,134 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:46:42,733 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-21 16:46:42,733 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-21 16:46:42,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:42,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:42,743 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:42,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-21 16:46:42,745 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:42,756 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:42,756 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:46:42,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:42,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:42,756 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:42,756 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:46:42,757 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:46:42,758 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:42,761 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:42,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:42,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:42,763 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:42,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-21 16:46:42,767 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:42,779 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:42,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:42,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:42,780 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:42,781 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:46:42,781 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:46:42,785 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:42,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2022-11-21 16:46:42,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:42,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:42,791 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:42,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-21 16:46:42,794 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:42,805 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:42,805 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:46:42,806 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:42,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:42,806 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:42,806 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:46:42,806 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:46:42,808 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:42,811 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2022-11-21 16:46:42,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:42,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:42,813 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:42,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-21 16:46:42,815 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:42,827 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:42,827 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:46:42,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:42,828 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:42,828 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:42,828 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:46:42,828 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:46:42,830 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:42,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-11-21 16:46:42,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:42,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:42,835 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:42,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-21 16:46:42,838 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:42,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:42,849 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:46:42,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:42,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:42,850 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:42,850 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:46:42,850 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:46:42,865 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:42,867 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2022-11-21 16:46:42,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:42,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:42,869 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:42,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-21 16:46:42,871 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:42,882 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:42,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:42,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:42,883 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:42,884 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:46:42,884 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:46:42,888 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:42,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:42,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:42,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:42,893 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:42,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-21 16:46:42,895 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:42,907 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:42,907 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:46:42,907 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:42,907 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:42,907 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:42,908 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:46:42,908 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:46:42,909 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:42,912 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-11-21 16:46:42,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:42,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:42,915 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:42,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-21 16:46:42,916 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:42,927 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:42,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:42,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:42,927 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:42,929 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:46:42,929 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:46:42,933 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:42,936 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:42,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:42,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:42,937 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:42,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-21 16:46:42,940 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:42,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:42,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:42,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:42,952 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:42,954 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:46:42,954 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:46:42,958 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:42,962 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:42,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:42,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:42,964 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:42,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-21 16:46:42,966 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:42,977 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:42,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:42,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:42,978 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:42,980 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:46:42,980 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:46:43,005 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:46:43,009 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2022-11-21 16:46:43,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:43,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:43,011 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:43,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-21 16:46:43,013 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:46:43,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:46:43,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:46:43,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:46:43,024 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:46:43,034 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 16:46:43,034 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 16:46:43,062 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-21 16:46:43,139 INFO L443 ModelExtractionUtils]: Simplification made 25 calls to the SMT solver. [2022-11-21 16:46:43,140 INFO L444 ModelExtractionUtils]: 13 out of 37 variables were initially zero. Simplification set additionally 22 variables to zero. [2022-11-21 16:46:43,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:46:43,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:46:43,143 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:46:43,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-21 16:46:43,144 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-21 16:46:43,155 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-21 16:46:43,155 INFO L513 LassoAnalysis]: Proved termination. [2022-11-21 16:46:43,155 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_insertionSort_~j~0#1) = 1*ULTIMATE.start_insertionSort_~j~0#1 Supporting invariants [] [2022-11-21 16:46:43,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2022-11-21 16:46:43,230 INFO L156 tatePredicateManager]: 14 out of 14 supporting invariants were superfluous and have been removed [2022-11-21 16:46:43,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:46:43,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:43,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 16:46:43,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:46:43,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:43,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 16:46:43,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:46:43,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:46:43,369 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-21 16:46:43,369 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 33 states and 42 transitions. cyclomatic complexity: 13 Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:46:43,406 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 33 states and 42 transitions. cyclomatic complexity: 13. Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 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 56 states and 70 transitions. Complement of second has 9 states. [2022-11-21 16:46:43,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2022-11-21 16:46:43,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:46:43,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 21 transitions. [2022-11-21 16:46:43,408 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 21 transitions. Stem has 19 letters. Loop has 4 letters. [2022-11-21 16:46:43,408 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:46:43,408 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-21 16:46:43,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:46:43,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:43,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 16:46:43,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:46:43,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:43,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 16:46:43,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:46:43,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:46:43,533 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-21 16:46:43,534 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 33 states and 42 transitions. cyclomatic complexity: 13 Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:46:43,572 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 33 states and 42 transitions. cyclomatic complexity: 13. Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 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 56 states and 70 transitions. Complement of second has 9 states. [2022-11-21 16:46:43,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2022-11-21 16:46:43,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:46:43,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 21 transitions. [2022-11-21 16:46:43,574 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 21 transitions. Stem has 19 letters. Loop has 4 letters. [2022-11-21 16:46:43,574 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:46:43,574 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-21 16:46:43,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:46:43,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:43,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 16:46:43,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:46:43,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:46:43,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 16:46:43,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:46:43,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:46:43,717 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-21 16:46:43,717 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 33 states and 42 transitions. cyclomatic complexity: 13 Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:46:43,759 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 33 states and 42 transitions. cyclomatic complexity: 13. Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 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 64 states and 83 transitions. Complement of second has 8 states. [2022-11-21 16:46:43,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2022-11-21 16:46:43,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:46:43,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 30 transitions. [2022-11-21 16:46:43,761 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 30 transitions. Stem has 19 letters. Loop has 4 letters. [2022-11-21 16:46:43,761 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:46:43,761 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 30 transitions. Stem has 23 letters. Loop has 4 letters. [2022-11-21 16:46:43,761 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:46:43,762 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 30 transitions. Stem has 19 letters. Loop has 8 letters. [2022-11-21 16:46:43,762 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:46:43,762 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 64 states and 83 transitions. [2022-11-21 16:46:43,763 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-21 16:46:43,763 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 64 states to 0 states and 0 transitions. [2022-11-21 16:46:43,763 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-21 16:46:43,763 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-21 16:46:43,764 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-21 16:46:43,764 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 16:46:43,764 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-21 16:46:43,764 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-21 16:46:43,764 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-21 16:46:43,764 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-11-21 16:46:43,764 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-21 16:46:43,764 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-21 16:46:43,764 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-21 16:46:43,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.11 04:46:43 BoogieIcfgContainer [2022-11-21 16:46:43,773 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-21 16:46:43,773 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 16:46:43,774 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 16:46:43,774 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 16:46:43,774 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:46:29" (3/4) ... [2022-11-21 16:46:43,778 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-21 16:46:43,778 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 16:46:43,779 INFO L158 Benchmark]: Toolchain (without parser) took 14839.36ms. Allocated memory was 132.1MB in the beginning and 213.9MB in the end (delta: 81.8MB). Free memory was 88.0MB in the beginning and 94.9MB in the end (delta: -6.9MB). Peak memory consumption was 78.0MB. Max. memory is 16.1GB. [2022-11-21 16:46:43,779 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 100.7MB. Free memory is still 45.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:46:43,780 INFO L158 Benchmark]: CACSL2BoogieTranslator took 480.25ms. Allocated memory is still 132.1MB. Free memory was 87.5MB in the beginning and 71.8MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 16:46:43,780 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.41ms. Allocated memory is still 132.1MB. Free memory was 71.8MB in the beginning and 69.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 16:46:43,780 INFO L158 Benchmark]: Boogie Preprocessor took 51.47ms. Allocated memory is still 132.1MB. Free memory was 69.6MB in the beginning and 68.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 16:46:43,781 INFO L158 Benchmark]: RCFGBuilder took 360.93ms. Allocated memory is still 132.1MB. Free memory was 68.2MB in the beginning and 56.8MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 16:46:43,781 INFO L158 Benchmark]: BuchiAutomizer took 13876.41ms. Allocated memory was 132.1MB in the beginning and 213.9MB in the end (delta: 81.8MB). Free memory was 56.8MB in the beginning and 96.0MB in the end (delta: -39.2MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. [2022-11-21 16:46:43,782 INFO L158 Benchmark]: Witness Printer took 4.79ms. Allocated memory is still 213.9MB. Free memory was 96.0MB in the beginning and 94.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 16:46:43,784 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 100.7MB. Free memory is still 45.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 480.25ms. Allocated memory is still 132.1MB. Free memory was 87.5MB in the beginning and 71.8MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.41ms. Allocated memory is still 132.1MB. Free memory was 71.8MB in the beginning and 69.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.47ms. Allocated memory is still 132.1MB. Free memory was 69.6MB in the beginning and 68.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 360.93ms. Allocated memory is still 132.1MB. Free memory was 68.2MB in the beginning and 56.8MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 13876.41ms. Allocated memory was 132.1MB in the beginning and 213.9MB in the end (delta: 81.8MB). Free memory was 56.8MB in the beginning and 96.0MB in the end (delta: -39.2MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. * Witness Printer took 4.79ms. Allocated memory is still 213.9MB. Free memory was 96.0MB in the beginning and 94.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 8 terminating modules (4 trivial, 3 deterministic, 1 nondeterministic). One deterministic module has affine ranking function array_size + -1 * i and consists of 5 locations. One deterministic module has affine ranking function array_size + -1 * i and consists of 3 locations. One deterministic module has affine ranking function j and consists of 5 locations. One nondeterministic module has affine ranking function j and consists of 5 locations. 4 modules have a trivial ranking function, the largest among these consists of 12 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 13.8s and 9 iterations. TraceHistogramMax:3. Analysis of lassos took 12.2s. Construction of modules took 0.2s. Büchi inclusion checks took 1.1s. Highest rank in rank-based complementation 3. Minimization of det autom 4. Minimization of nondet autom 4. Automata minimization 0.0s AutomataMinimizationTime, 7 MinimizatonAttempts, 20 StatesRemovedByMinimization, 6 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [3, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 219 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 213 mSDsluCounter, 355 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 218 mSDsCounter, 28 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 233 IncrementalHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 28 mSolverCounterUnsat, 137 mSDtfsCounter, 233 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU3 SILI0 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital203 mio100 ax110 hnf100 lsp86 ukn81 mio100 lsp61 div159 bol100 ite100 ukn100 eq161 hnf93 smp75 dnf100 smp100 tf100 neg99 sie103 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 52ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-21 16:46:43,803 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-11-21 16:46:44,006 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Ended with exit code 0 [2022-11-21 16:46:44,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2022-11-21 16:46:44,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66930b9-55ec-4567-acb4-2d983b16c80f/bin/uautomizer-vX5HgA9Q3a/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