./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/list-ext-properties/test-0232_1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/list-ext-properties/test-0232_1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa --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 b36390e4ace21fb538f0c1df6f562bcf2825b5901fb45d9987e6242615034592 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-07 00:33:13,351 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-07 00:33:13,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-07 00:33:13,384 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-07 00:33:13,384 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-07 00:33:13,386 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-07 00:33:13,387 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-07 00:33:13,390 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-07 00:33:13,392 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-07 00:33:13,393 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-07 00:33:13,399 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-07 00:33:13,401 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-07 00:33:13,401 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-07 00:33:13,402 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-07 00:33:13,404 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-07 00:33:13,405 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-07 00:33:13,406 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-07 00:33:13,407 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-07 00:33:13,409 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-07 00:33:13,411 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-07 00:33:13,413 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-07 00:33:13,414 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-07 00:33:13,416 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-07 00:33:13,417 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-07 00:33:13,424 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-07 00:33:13,424 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-07 00:33:13,425 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-07 00:33:13,426 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-07 00:33:13,426 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-07 00:33:13,427 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-07 00:33:13,428 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-07 00:33:13,428 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-07 00:33:13,429 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-07 00:33:13,430 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-07 00:33:13,431 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-07 00:33:13,431 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-07 00:33:13,432 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-07 00:33:13,432 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-07 00:33:13,432 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-07 00:33:13,433 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-07 00:33:13,433 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-07 00:33:13,434 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-07 00:33:13,460 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-07 00:33:13,460 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-07 00:33:13,460 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-07 00:33:13,461 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-07 00:33:13,462 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-07 00:33:13,462 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-07 00:33:13,462 INFO L138 SettingsManager]: * Use SBE=true [2021-12-07 00:33:13,462 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-07 00:33:13,462 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-07 00:33:13,463 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-07 00:33:13,463 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-07 00:33:13,463 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-07 00:33:13,463 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-07 00:33:13,463 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-07 00:33:13,463 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-07 00:33:13,464 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-07 00:33:13,464 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-07 00:33:13,464 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-07 00:33:13,464 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-07 00:33:13,464 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-07 00:33:13,464 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-07 00:33:13,465 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-07 00:33:13,465 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-07 00:33:13,465 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-07 00:33:13,465 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-07 00:33:13,465 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-07 00:33:13,465 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-07 00:33:13,466 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-07 00:33:13,466 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-07 00:33:13,466 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-07 00:33:13,466 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-07 00:33:13,467 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-07 00:33:13,467 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-07 00:33:13,468 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_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b36390e4ace21fb538f0c1df6f562bcf2825b5901fb45d9987e6242615034592 [2021-12-07 00:33:13,659 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-07 00:33:13,674 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-07 00:33:13,676 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-07 00:33:13,677 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-07 00:33:13,678 INFO L275 PluginConnector]: CDTParser initialized [2021-12-07 00:33:13,679 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/list-ext-properties/test-0232_1-1.i [2021-12-07 00:33:13,719 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/data/bb3448ee9/7af45e5b8f5047b888b61df812aed7c5/FLAG9a245abca [2021-12-07 00:33:14,159 INFO L306 CDTParser]: Found 1 translation units. [2021-12-07 00:33:14,159 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/sv-benchmarks/c/list-ext-properties/test-0232_1-1.i [2021-12-07 00:33:14,168 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/data/bb3448ee9/7af45e5b8f5047b888b61df812aed7c5/FLAG9a245abca [2021-12-07 00:33:14,177 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/data/bb3448ee9/7af45e5b8f5047b888b61df812aed7c5 [2021-12-07 00:33:14,179 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-07 00:33:14,180 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-07 00:33:14,181 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-07 00:33:14,182 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-07 00:33:14,185 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-07 00:33:14,186 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:33:14" (1/1) ... [2021-12-07 00:33:14,187 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40279a68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:33:14, skipping insertion in model container [2021-12-07 00:33:14,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:33:14" (1/1) ... [2021-12-07 00:33:14,194 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-07 00:33:14,222 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-07 00:33:14,409 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 00:33:14,416 INFO L203 MainTranslator]: Completed pre-run [2021-12-07 00:33:14,445 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 00:33:14,469 INFO L208 MainTranslator]: Completed translation [2021-12-07 00:33:14,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:33:14 WrapperNode [2021-12-07 00:33:14,470 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-07 00:33:14,470 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-07 00:33:14,471 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-07 00:33:14,471 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-07 00:33:14,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:33:14" (1/1) ... [2021-12-07 00:33:14,486 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:33:14" (1/1) ... [2021-12-07 00:33:14,502 INFO L137 Inliner]: procedures = 126, calls = 33, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 88 [2021-12-07 00:33:14,503 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-07 00:33:14,503 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-07 00:33:14,503 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-07 00:33:14,503 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-07 00:33:14,509 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:33:14" (1/1) ... [2021-12-07 00:33:14,509 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:33:14" (1/1) ... [2021-12-07 00:33:14,512 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:33:14" (1/1) ... [2021-12-07 00:33:14,512 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:33:14" (1/1) ... [2021-12-07 00:33:14,517 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:33:14" (1/1) ... [2021-12-07 00:33:14,520 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:33:14" (1/1) ... [2021-12-07 00:33:14,521 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:33:14" (1/1) ... [2021-12-07 00:33:14,524 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-07 00:33:14,524 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-07 00:33:14,524 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-07 00:33:14,524 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-07 00:33:14,525 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:33:14" (1/1) ... [2021-12-07 00:33:14,531 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:14,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:14,549 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:14,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-07 00:33:14,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-07 00:33:14,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-07 00:33:14,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-07 00:33:14,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-07 00:33:14,580 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-07 00:33:14,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-07 00:33:14,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-07 00:33:14,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-07 00:33:14,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-07 00:33:14,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-07 00:33:14,648 INFO L236 CfgBuilder]: Building ICFG [2021-12-07 00:33:14,650 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-07 00:33:14,795 INFO L277 CfgBuilder]: Performing block encoding [2021-12-07 00:33:14,801 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-07 00:33:14,801 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-07 00:33:14,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:33:14 BoogieIcfgContainer [2021-12-07 00:33:14,803 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-07 00:33:14,804 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-07 00:33:14,804 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-07 00:33:14,806 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-07 00:33:14,807 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-07 00:33:14,807 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 07.12 12:33:14" (1/3) ... [2021-12-07 00:33:14,807 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5d36ca4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 12:33:14, skipping insertion in model container [2021-12-07 00:33:14,807 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-07 00:33:14,807 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:33:14" (2/3) ... [2021-12-07 00:33:14,808 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5d36ca4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 12:33:14, skipping insertion in model container [2021-12-07 00:33:14,808 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-07 00:33:14,808 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:33:14" (3/3) ... [2021-12-07 00:33:14,809 INFO L388 chiAutomizerObserver]: Analyzing ICFG test-0232_1-1.i [2021-12-07 00:33:14,839 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-07 00:33:14,840 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-07 00:33:14,840 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-07 00:33:14,840 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-07 00:33:14,840 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-07 00:33:14,840 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-07 00:33:14,840 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-07 00:33:14,840 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-07 00:33:14,850 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.5) internal successors, (21), 14 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 00:33:14,863 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2021-12-07 00:33:14,863 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-07 00:33:14,863 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-07 00:33:14,867 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-07 00:33:14,867 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-12-07 00:33:14,867 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-07 00:33:14,867 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.5) internal successors, (21), 14 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 00:33:14,868 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2021-12-07 00:33:14,868 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-07 00:33:14,868 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-07 00:33:14,869 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-07 00:33:14,869 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-12-07 00:33:14,873 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(16, 2);~c~0 := 0; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~post12#1, main_#t~nondet11#1, main_#t~mem13#1.base, main_#t~mem13#1.offset, main_#t~mem14#1.base, main_#t~mem14#1.offset, main_#t~mem15#1.base, main_#t~mem15#1.offset, main_#t~mem16#1.base, main_#t~mem16#1.offset, main_#t~mem17#1.base, main_#t~mem17#1.offset, main_#t~post18#1, main_~next~0#1.base, main_~next~0#1.offset, main_#t~mem19#1.base, main_#t~mem19#1.offset, main_#t~mem20#1.base, main_#t~mem20#1.offset, main_#t~mem21#1.base, main_#t~mem21#1.offset, main_#t~post22#1, main_~next~1#1.base, main_~next~1#1.offset, main_~#list~0#1.base, main_~#list~0#1.offset, main_~length~0#1;call main_~#list~0#1.base, main_~#list~0#1.offset := #Ultimate.allocOnStack(4);call write~init~$Pointer$(0, 0, main_~#list~0#1.base, main_~#list~0#1.offset, 4);main_~length~0#1 := 0; 16#L543-3true [2021-12-07 00:33:14,874 INFO L793 eck$LassoCheckResult]: Loop: 16#L543-3true assume { :begin_inline_append } true;append_#in~plist#1.base, append_#in~plist#1.offset := main_~#list~0#1.base, main_~#list~0#1.offset;havoc append_#t~post3#1, append_#t~malloc4#1.base, append_#t~malloc4#1.offset, append_#t~mem5#1.base, append_#t~mem5#1.offset, append_#t~mem6#1.base, append_#t~mem6#1.offset, append_#t~ite10#1.base, append_#t~ite10#1.offset, append_#t~mem7#1.base, append_#t~mem7#1.offset, append_#t~mem8#1.base, append_#t~mem8#1.offset, append_#t~malloc9#1.base, append_#t~malloc9#1.offset, append_~plist#1.base, append_~plist#1.offset, append_~item~0#1.base, append_~item~0#1.offset;append_~plist#1.base, append_~plist#1.offset := append_#in~plist#1.base, append_#in~plist#1.offset;append_#t~post3#1 := ~c~0;~c~0 := 1 + append_#t~post3#1;havoc append_#t~post3#1;call append_#t~malloc4#1.base, append_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);append_~item~0#1.base, append_~item~0#1.offset := append_#t~malloc4#1.base, append_#t~malloc4#1.offset;havoc append_#t~malloc4#1.base, append_#t~malloc4#1.offset;call append_#t~mem5#1.base, append_#t~mem5#1.offset := read~$Pointer$(append_~plist#1.base, append_~plist#1.offset, 4);call write~$Pointer$(append_#t~mem5#1.base, append_#t~mem5#1.offset, append_~item~0#1.base, append_~item~0#1.offset, 4);havoc append_#t~mem5#1.base, append_#t~mem5#1.offset;call append_#t~mem6#1.base, append_#t~mem6#1.offset := read~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, 4); 5#L534true assume append_#t~mem6#1.base != 0 || append_#t~mem6#1.offset != 0;call append_#t~mem7#1.base, append_#t~mem7#1.offset := read~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, 4);call append_#t~mem8#1.base, append_#t~mem8#1.offset := read~$Pointer$(append_#t~mem7#1.base, 4 + append_#t~mem7#1.offset, 4);append_#t~ite10#1.base, append_#t~ite10#1.offset := append_#t~mem8#1.base, append_#t~mem8#1.offset; 13#L534-2true call write~$Pointer$(append_#t~ite10#1.base, append_#t~ite10#1.offset, append_~item~0#1.base, 4 + append_~item~0#1.offset, 4);havoc append_#t~mem6#1.base, append_#t~mem6#1.offset;havoc append_#t~ite10#1.base, append_#t~ite10#1.offset;havoc append_#t~mem7#1.base, append_#t~mem7#1.offset;havoc append_#t~mem8#1.base, append_#t~mem8#1.offset;havoc append_#t~malloc9#1.base, append_#t~malloc9#1.offset;call write~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, append_~plist#1.base, append_~plist#1.offset, 4); 8#L529true assume { :end_inline_append } true;main_#t~post12#1 := main_~length~0#1;main_~length~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 11#L543-1true assume !!(0 != main_#t~nondet11#1 && ~c~0 < 20);havoc main_#t~nondet11#1; 16#L543-3true [2021-12-07 00:33:14,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:33:14,878 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-12-07 00:33:14,885 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:33:14,885 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1070500916] [2021-12-07 00:33:14,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:33:14,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:33:14,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 00:33:14,956 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 00:33:14,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 00:33:14,987 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 00:33:14,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:33:14,990 INFO L85 PathProgramCache]: Analyzing trace with hash 34451375, now seen corresponding path program 1 times [2021-12-07 00:33:14,990 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:33:14,990 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2030080203] [2021-12-07 00:33:14,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:33:14,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:33:15,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 00:33:15,039 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 00:33:15,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 00:33:15,077 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 00:33:15,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:33:15,078 INFO L85 PathProgramCache]: Analyzing trace with hash 1805890861, now seen corresponding path program 1 times [2021-12-07 00:33:15,078 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:33:15,079 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544351029] [2021-12-07 00:33:15,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:33:15,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:33:15,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:15,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 00:33:15,176 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:33:15,176 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1544351029] [2021-12-07 00:33:15,177 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1544351029] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:33:15,177 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:33:15,177 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-07 00:33:15,177 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406680315] [2021-12-07 00:33:15,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:33:16,571 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:33:16,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 00:33:16,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 00:33:16,593 INFO L87 Difference]: Start difference. First operand has 15 states, 14 states have (on average 1.5) internal successors, (21), 14 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 00:33:16,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:33:16,630 INFO L93 Difference]: Finished difference Result 19 states and 23 transitions. [2021-12-07 00:33:16,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 00:33:16,635 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 23 transitions. [2021-12-07 00:33:16,636 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-07 00:33:16,640 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 15 states and 19 transitions. [2021-12-07 00:33:16,640 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2021-12-07 00:33:16,641 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2021-12-07 00:33:16,641 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 19 transitions. [2021-12-07 00:33:16,641 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-07 00:33:16,641 INFO L681 BuchiCegarLoop]: Abstraction has 15 states and 19 transitions. [2021-12-07 00:33:16,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 19 transitions. [2021-12-07 00:33:16,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 13. [2021-12-07 00:33:16,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 00:33:16,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 17 transitions. [2021-12-07 00:33:16,659 INFO L704 BuchiCegarLoop]: Abstraction has 13 states and 17 transitions. [2021-12-07 00:33:16,659 INFO L587 BuchiCegarLoop]: Abstraction has 13 states and 17 transitions. [2021-12-07 00:33:16,659 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-07 00:33:16,659 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 17 transitions. [2021-12-07 00:33:16,660 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2021-12-07 00:33:16,660 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-07 00:33:16,660 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-07 00:33:16,660 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-12-07 00:33:16,660 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-12-07 00:33:16,660 INFO L791 eck$LassoCheckResult]: Stem: 50#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(16, 2);~c~0 := 0; 51#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~post12#1, main_#t~nondet11#1, main_#t~mem13#1.base, main_#t~mem13#1.offset, main_#t~mem14#1.base, main_#t~mem14#1.offset, main_#t~mem15#1.base, main_#t~mem15#1.offset, main_#t~mem16#1.base, main_#t~mem16#1.offset, main_#t~mem17#1.base, main_#t~mem17#1.offset, main_#t~post18#1, main_~next~0#1.base, main_~next~0#1.offset, main_#t~mem19#1.base, main_#t~mem19#1.offset, main_#t~mem20#1.base, main_#t~mem20#1.offset, main_#t~mem21#1.base, main_#t~mem21#1.offset, main_#t~post22#1, main_~next~1#1.base, main_~next~1#1.offset, main_~#list~0#1.base, main_~#list~0#1.offset, main_~length~0#1;call main_~#list~0#1.base, main_~#list~0#1.offset := #Ultimate.allocOnStack(4);call write~init~$Pointer$(0, 0, main_~#list~0#1.base, main_~#list~0#1.offset, 4);main_~length~0#1 := 0; 57#L543-3 assume { :begin_inline_append } true;append_#in~plist#1.base, append_#in~plist#1.offset := main_~#list~0#1.base, main_~#list~0#1.offset;havoc append_#t~post3#1, append_#t~malloc4#1.base, append_#t~malloc4#1.offset, append_#t~mem5#1.base, append_#t~mem5#1.offset, append_#t~mem6#1.base, append_#t~mem6#1.offset, append_#t~ite10#1.base, append_#t~ite10#1.offset, append_#t~mem7#1.base, append_#t~mem7#1.offset, append_#t~mem8#1.base, append_#t~mem8#1.offset, append_#t~malloc9#1.base, append_#t~malloc9#1.offset, append_~plist#1.base, append_~plist#1.offset, append_~item~0#1.base, append_~item~0#1.offset;append_~plist#1.base, append_~plist#1.offset := append_#in~plist#1.base, append_#in~plist#1.offset;append_#t~post3#1 := ~c~0;~c~0 := 1 + append_#t~post3#1;havoc append_#t~post3#1;call append_#t~malloc4#1.base, append_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);append_~item~0#1.base, append_~item~0#1.offset := append_#t~malloc4#1.base, append_#t~malloc4#1.offset;havoc append_#t~malloc4#1.base, append_#t~malloc4#1.offset;call append_#t~mem5#1.base, append_#t~mem5#1.offset := read~$Pointer$(append_~plist#1.base, append_~plist#1.offset, 4);call write~$Pointer$(append_#t~mem5#1.base, append_#t~mem5#1.offset, append_~item~0#1.base, append_~item~0#1.offset, 4);havoc append_#t~mem5#1.base, append_#t~mem5#1.offset;call append_#t~mem6#1.base, append_#t~mem6#1.offset := read~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, 4); 52#L534 assume !(append_#t~mem6#1.base != 0 || append_#t~mem6#1.offset != 0);call append_#t~malloc9#1.base, append_#t~malloc9#1.offset := #Ultimate.allocOnHeap(8);append_#t~ite10#1.base, append_#t~ite10#1.offset := append_#t~malloc9#1.base, append_#t~malloc9#1.offset; 48#L534-2 [2021-12-07 00:33:16,660 INFO L793 eck$LassoCheckResult]: Loop: 48#L534-2 call write~$Pointer$(append_#t~ite10#1.base, append_#t~ite10#1.offset, append_~item~0#1.base, 4 + append_~item~0#1.offset, 4);havoc append_#t~mem6#1.base, append_#t~mem6#1.offset;havoc append_#t~ite10#1.base, append_#t~ite10#1.offset;havoc append_#t~mem7#1.base, append_#t~mem7#1.offset;havoc append_#t~mem8#1.base, append_#t~mem8#1.offset;havoc append_#t~malloc9#1.base, append_#t~malloc9#1.offset;call write~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, append_~plist#1.base, append_~plist#1.offset, 4); 49#L529 assume { :end_inline_append } true;main_#t~post12#1 := main_~length~0#1;main_~length~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 55#L543-1 assume !!(0 != main_#t~nondet11#1 && ~c~0 < 20);havoc main_#t~nondet11#1; 59#L543-3 assume { :begin_inline_append } true;append_#in~plist#1.base, append_#in~plist#1.offset := main_~#list~0#1.base, main_~#list~0#1.offset;havoc append_#t~post3#1, append_#t~malloc4#1.base, append_#t~malloc4#1.offset, append_#t~mem5#1.base, append_#t~mem5#1.offset, append_#t~mem6#1.base, append_#t~mem6#1.offset, append_#t~ite10#1.base, append_#t~ite10#1.offset, append_#t~mem7#1.base, append_#t~mem7#1.offset, append_#t~mem8#1.base, append_#t~mem8#1.offset, append_#t~malloc9#1.base, append_#t~malloc9#1.offset, append_~plist#1.base, append_~plist#1.offset, append_~item~0#1.base, append_~item~0#1.offset;append_~plist#1.base, append_~plist#1.offset := append_#in~plist#1.base, append_#in~plist#1.offset;append_#t~post3#1 := ~c~0;~c~0 := 1 + append_#t~post3#1;havoc append_#t~post3#1;call append_#t~malloc4#1.base, append_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);append_~item~0#1.base, append_~item~0#1.offset := append_#t~malloc4#1.base, append_#t~malloc4#1.offset;havoc append_#t~malloc4#1.base, append_#t~malloc4#1.offset;call append_#t~mem5#1.base, append_#t~mem5#1.offset := read~$Pointer$(append_~plist#1.base, append_~plist#1.offset, 4);call write~$Pointer$(append_#t~mem5#1.base, append_#t~mem5#1.offset, append_~item~0#1.base, append_~item~0#1.offset, 4);havoc append_#t~mem5#1.base, append_#t~mem5#1.offset;call append_#t~mem6#1.base, append_#t~mem6#1.offset := read~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, 4); 60#L534 assume append_#t~mem6#1.base != 0 || append_#t~mem6#1.offset != 0;call append_#t~mem7#1.base, append_#t~mem7#1.offset := read~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, 4);call append_#t~mem8#1.base, append_#t~mem8#1.offset := read~$Pointer$(append_#t~mem7#1.base, 4 + append_#t~mem7#1.offset, 4);append_#t~ite10#1.base, append_#t~ite10#1.offset := append_#t~mem8#1.base, append_#t~mem8#1.offset; 48#L534-2 [2021-12-07 00:33:16,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:33:16,661 INFO L85 PathProgramCache]: Analyzing trace with hash 925640, now seen corresponding path program 1 times [2021-12-07 00:33:16,661 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:33:16,662 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [748282835] [2021-12-07 00:33:16,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:33:16,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:33:16,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 00:33:16,683 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 00:33:16,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 00:33:16,705 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 00:33:16,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:33:16,706 INFO L85 PathProgramCache]: Analyzing trace with hash 41102165, now seen corresponding path program 2 times [2021-12-07 00:33:16,706 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:33:16,706 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570424094] [2021-12-07 00:33:16,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:33:16,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:33:16,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 00:33:16,731 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 00:33:16,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 00:33:16,753 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 00:33:16,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:33:16,753 INFO L85 PathProgramCache]: Analyzing trace with hash 351588334, now seen corresponding path program 1 times [2021-12-07 00:33:16,754 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:33:16,754 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434096403] [2021-12-07 00:33:16,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:33:16,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:33:16,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 00:33:16,805 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 00:33:16,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 00:33:16,845 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 00:33:18,600 INFO L210 LassoAnalysis]: Preferences: [2021-12-07 00:33:18,600 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-07 00:33:18,600 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-07 00:33:18,600 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-07 00:33:18,600 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-07 00:33:18,600 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:18,600 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-07 00:33:18,600 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-07 00:33:18,600 INFO L133 ssoRankerPreferences]: Filename of dumped script: test-0232_1-1.i_Iteration2_Lasso [2021-12-07 00:33:18,600 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-07 00:33:18,601 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-07 00:33:18,620 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:18,623 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:18,625 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:18,627 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:18,628 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:18,629 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:18,630 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:18,631 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:18,632 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:18,633 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:18,634 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:18,636 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:19,447 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:19,448 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:19,449 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:19,450 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:19,451 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:19,454 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:19,455 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:19,455 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:19,456 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:19,457 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:19,458 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:19,459 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:19,460 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:19,461 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:19,462 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:19,464 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:19,465 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:19,466 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:19,467 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:19,468 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:19,469 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:19,470 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:19,471 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:19,472 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:19,473 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:19,474 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:20,130 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-07 00:33:20,133 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-07 00:33:20,135 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:20,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:20,135 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:20,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-12-07 00:33:20,140 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 [2021-12-07 00:33:20,147 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:20,147 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:33:20,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:20,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:20,148 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:20,149 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:33:20,149 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:33:20,151 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:20,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-12-07 00:33:20,170 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:20,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:20,171 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:20,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-12-07 00:33:20,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:20,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:20,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:20,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:20,179 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:20,182 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 00:33:20,182 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 00:33:20,185 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:20,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-12-07 00:33:20,203 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:20,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:20,204 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:20,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-07 00:33:20,205 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:20,211 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:20,212 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:33:20,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:20,212 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:20,212 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:20,212 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:33:20,212 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:33:20,213 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:20,231 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-12-07 00:33:20,231 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:20,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:20,232 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:20,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-07 00:33:20,233 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:20,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:20,240 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:33:20,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:20,240 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:20,240 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:20,241 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:33:20,241 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:33:20,242 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:20,261 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-12-07 00:33:20,261 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:20,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:20,262 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:20,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-07 00:33:20,263 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:20,269 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:20,269 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:33:20,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:20,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:20,270 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:20,270 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:33:20,270 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:33:20,271 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:20,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-12-07 00:33:20,289 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:20,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:20,290 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:20,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-07 00:33:20,291 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:20,298 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:20,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:20,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:20,299 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:20,300 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 00:33:20,300 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 00:33:20,303 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:20,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-12-07 00:33:20,325 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:20,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:20,326 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:20,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-07 00:33:20,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:20,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:20,334 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:33:20,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:20,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:20,335 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:20,335 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:33:20,335 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:33:20,336 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:20,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-12-07 00:33:20,354 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:20,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:20,355 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:20,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-07 00:33:20,356 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:20,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:20,363 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:33:20,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:20,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:20,363 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:20,363 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:33:20,363 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:33:20,364 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:20,382 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-12-07 00:33:20,382 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:20,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:20,383 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:20,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-07 00:33:20,384 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:20,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:20,391 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:33:20,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:20,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:20,391 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:20,391 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:33:20,391 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:33:20,392 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:20,410 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-12-07 00:33:20,410 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:20,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:20,411 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:20,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-07 00:33:20,412 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:20,419 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:20,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:20,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:20,419 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:20,420 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 00:33:20,421 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 00:33:20,423 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:20,441 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2021-12-07 00:33:20,441 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:20,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:20,442 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:20,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-07 00:33:20,443 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:20,450 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:20,450 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:33:20,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:20,450 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:20,450 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:20,451 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:33:20,451 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:33:20,452 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:20,471 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-12-07 00:33:20,471 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:20,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:20,472 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:20,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-07 00:33:20,476 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:20,483 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:20,483 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:20,483 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:20,483 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:20,486 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 00:33:20,486 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 00:33:20,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:20,509 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-12-07 00:33:20,509 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:20,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:20,510 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:20,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-07 00:33:20,511 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:20,517 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:20,517 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:20,518 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:20,518 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:20,519 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 00:33:20,519 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 00:33:20,522 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:20,540 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-12-07 00:33:20,540 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:20,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:20,541 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:20,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-07 00:33:20,542 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:20,549 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:20,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:20,549 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:20,549 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:20,550 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 00:33:20,550 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 00:33:20,553 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:20,571 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2021-12-07 00:33:20,571 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:20,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:20,572 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:20,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-07 00:33:20,573 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 [2021-12-07 00:33:20,580 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:20,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:20,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:20,580 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:20,581 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 00:33:20,581 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 00:33:20,584 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:20,602 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-12-07 00:33:20,602 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:20,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:20,603 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:20,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-07 00:33:20,604 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:20,610 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:20,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:20,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:20,611 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:20,612 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 00:33:20,612 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 00:33:20,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:20,633 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2021-12-07 00:33:20,633 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:20,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:20,634 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:20,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-07 00:33:20,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:20,642 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:20,642 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:33:20,642 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:20,642 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:20,642 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:20,642 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:33:20,643 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:33:20,644 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:20,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-12-07 00:33:20,662 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:20,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:20,662 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:20,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-07 00:33:20,663 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:20,670 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:20,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:20,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:20,670 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:20,672 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 00:33:20,672 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 00:33:20,675 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:20,693 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-12-07 00:33:20,693 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:20,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:20,694 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:20,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-07 00:33:20,695 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:20,701 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:20,702 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:20,702 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:20,702 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:20,704 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 00:33:20,704 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 00:33:20,709 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:20,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2021-12-07 00:33:20,727 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:20,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:20,728 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:20,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-07 00:33:20,729 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:20,736 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:20,737 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:20,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:20,737 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:20,746 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 00:33:20,746 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 00:33:20,761 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:20,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2021-12-07 00:33:20,779 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:20,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:20,780 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:20,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-07 00:33:20,781 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:20,788 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:20,788 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:33:20,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:20,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:20,788 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:20,788 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:33:20,789 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:33:20,789 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:20,808 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-12-07 00:33:20,808 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:20,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:20,809 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:20,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-07 00:33:20,810 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:20,817 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:20,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:20,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:20,817 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:20,818 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 00:33:20,818 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 00:33:20,821 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:20,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-12-07 00:33:20,839 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:20,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:20,839 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:20,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-07 00:33:20,841 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:20,848 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:20,848 INFO L203 nArgumentSynthesizer]: 4 stem disjuncts [2021-12-07 00:33:20,848 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2021-12-07 00:33:20,848 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:20,917 INFO L401 nArgumentSynthesizer]: We have 72 Motzkin's Theorem applications. [2021-12-07 00:33:20,917 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2021-12-07 00:33:21,107 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:21,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-12-07 00:33:21,128 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:21,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:21,129 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:21,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-07 00:33:21,130 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:21,137 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:21,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:21,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:21,137 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:21,138 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 00:33:21,138 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 00:33:21,141 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:21,172 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-12-07 00:33:21,172 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:21,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:21,173 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:21,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-07 00:33:21,174 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:21,181 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:21,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:21,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:21,182 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:21,183 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 00:33:21,183 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 00:33:21,186 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:21,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-12-07 00:33:21,204 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:21,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:21,204 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:21,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-07 00:33:21,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:21,214 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:21,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:21,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:21,215 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:21,216 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 00:33:21,216 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 00:33:21,219 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:21,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-12-07 00:33:21,238 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:21,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:21,239 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:21,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-07 00:33:21,240 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:21,247 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:21,247 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:33:21,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:21,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:21,247 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:21,247 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:33:21,247 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:33:21,248 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:21,266 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-12-07 00:33:21,267 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:21,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:21,267 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:21,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-07 00:33:21,270 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:21,277 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:21,277 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:33:21,277 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:21,277 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:21,277 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:21,277 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:33:21,277 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:33:21,278 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:21,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-12-07 00:33:21,297 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:21,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:21,297 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:21,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-07 00:33:21,298 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:21,305 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:21,305 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:21,306 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:21,306 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:21,307 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 00:33:21,307 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 00:33:21,310 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:21,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-12-07 00:33:21,329 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:21,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:21,329 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:21,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-07 00:33:21,331 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:21,337 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:21,338 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:33:21,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:21,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:21,338 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:21,338 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:33:21,338 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:33:21,339 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:21,357 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-12-07 00:33:21,357 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:21,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:21,358 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:21,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-07 00:33:21,359 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:21,366 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:21,366 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:33:21,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:21,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:21,366 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:21,367 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:33:21,367 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:33:21,368 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:21,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-12-07 00:33:21,387 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:21,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:21,388 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:21,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-07 00:33:21,389 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:21,396 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:21,396 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:33:21,396 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:21,396 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:21,396 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:21,397 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:33:21,397 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:33:21,397 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:21,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-12-07 00:33:21,416 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:21,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:21,417 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:21,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-07 00:33:21,418 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:21,425 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:21,425 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:33:21,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:21,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:21,425 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:21,425 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:33:21,425 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:33:21,426 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:21,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-12-07 00:33:21,446 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:21,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:21,446 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:21,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-07 00:33:21,448 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:21,455 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:21,455 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:33:21,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:21,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:21,455 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:21,456 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:33:21,456 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:33:21,457 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:21,475 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-12-07 00:33:21,475 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:21,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:21,476 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:21,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-07 00:33:21,477 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:21,483 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:21,483 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:33:21,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:21,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:21,484 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:21,484 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:33:21,484 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:33:21,485 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:21,503 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-12-07 00:33:21,503 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:21,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:21,504 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:21,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-07 00:33:21,505 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 [2021-12-07 00:33:21,511 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:21,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:21,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:21,512 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:21,513 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 00:33:21,513 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 00:33:21,516 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-07 00:33:21,525 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2021-12-07 00:33:21,525 INFO L444 ModelExtractionUtils]: 1 out of 7 variables were initially zero. Simplification set additionally 3 variables to zero. [2021-12-07 00:33:21,526 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:21,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:21,528 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:21,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-07 00:33:21,529 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-07 00:33:21,539 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-07 00:33:21,539 INFO L513 LassoAnalysis]: Proved termination. [2021-12-07 00:33:21,540 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~c~0) = -2*~c~0 + 39 Supporting invariants [] [2021-12-07 00:33:21,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-12-07 00:33:21,609 INFO L297 tatePredicateManager]: 12 out of 12 supporting invariants were superfluous and have been removed [2021-12-07 00:33:21,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:33:21,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:21,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-07 00:33:21,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 00:33:21,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:21,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-07 00:33:21,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 00:33:21,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 00:33:21,717 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-12-07 00:33:21,718 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 13 states and 17 transitions. cyclomatic complexity: 6 Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 00:33:21,741 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 13 states and 17 transitions. cyclomatic complexity: 6. Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 23 states and 32 transitions. Complement of second has 6 states. [2021-12-07 00:33:21,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-12-07 00:33:21,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 00:33:21,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 18 transitions. [2021-12-07 00:33:21,743 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 4 letters. Loop has 5 letters. [2021-12-07 00:33:21,744 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-07 00:33:21,744 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 9 letters. Loop has 5 letters. [2021-12-07 00:33:21,744 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-07 00:33:21,744 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 4 letters. Loop has 10 letters. [2021-12-07 00:33:21,745 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-07 00:33:21,745 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 23 states and 32 transitions. [2021-12-07 00:33:21,746 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-07 00:33:21,747 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 23 states to 18 states and 24 transitions. [2021-12-07 00:33:21,747 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2021-12-07 00:33:21,747 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2021-12-07 00:33:21,747 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 24 transitions. [2021-12-07 00:33:21,747 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-07 00:33:21,747 INFO L681 BuchiCegarLoop]: Abstraction has 18 states and 24 transitions. [2021-12-07 00:33:21,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 24 transitions. [2021-12-07 00:33:21,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 17. [2021-12-07 00:33:21,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 16 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 00:33:21,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 23 transitions. [2021-12-07 00:33:21,749 INFO L704 BuchiCegarLoop]: Abstraction has 17 states and 23 transitions. [2021-12-07 00:33:21,749 INFO L587 BuchiCegarLoop]: Abstraction has 17 states and 23 transitions. [2021-12-07 00:33:21,749 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-07 00:33:21,749 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 23 transitions. [2021-12-07 00:33:21,750 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-07 00:33:21,750 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-07 00:33:21,750 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-07 00:33:21,750 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:33:21,750 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-12-07 00:33:21,750 INFO L791 eck$LassoCheckResult]: Stem: 187#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(16, 2);~c~0 := 0; 188#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~post12#1, main_#t~nondet11#1, main_#t~mem13#1.base, main_#t~mem13#1.offset, main_#t~mem14#1.base, main_#t~mem14#1.offset, main_#t~mem15#1.base, main_#t~mem15#1.offset, main_#t~mem16#1.base, main_#t~mem16#1.offset, main_#t~mem17#1.base, main_#t~mem17#1.offset, main_#t~post18#1, main_~next~0#1.base, main_~next~0#1.offset, main_#t~mem19#1.base, main_#t~mem19#1.offset, main_#t~mem20#1.base, main_#t~mem20#1.offset, main_#t~mem21#1.base, main_#t~mem21#1.offset, main_#t~post22#1, main_~next~1#1.base, main_~next~1#1.offset, main_~#list~0#1.base, main_~#list~0#1.offset, main_~length~0#1;call main_~#list~0#1.base, main_~#list~0#1.offset := #Ultimate.allocOnStack(4);call write~init~$Pointer$(0, 0, main_~#list~0#1.base, main_~#list~0#1.offset, 4);main_~length~0#1 := 0; 197#L543-3 assume { :begin_inline_append } true;append_#in~plist#1.base, append_#in~plist#1.offset := main_~#list~0#1.base, main_~#list~0#1.offset;havoc append_#t~post3#1, append_#t~malloc4#1.base, append_#t~malloc4#1.offset, append_#t~mem5#1.base, append_#t~mem5#1.offset, append_#t~mem6#1.base, append_#t~mem6#1.offset, append_#t~ite10#1.base, append_#t~ite10#1.offset, append_#t~mem7#1.base, append_#t~mem7#1.offset, append_#t~mem8#1.base, append_#t~mem8#1.offset, append_#t~malloc9#1.base, append_#t~malloc9#1.offset, append_~plist#1.base, append_~plist#1.offset, append_~item~0#1.base, append_~item~0#1.offset;append_~plist#1.base, append_~plist#1.offset := append_#in~plist#1.base, append_#in~plist#1.offset;append_#t~post3#1 := ~c~0;~c~0 := 1 + append_#t~post3#1;havoc append_#t~post3#1;call append_#t~malloc4#1.base, append_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);append_~item~0#1.base, append_~item~0#1.offset := append_#t~malloc4#1.base, append_#t~malloc4#1.offset;havoc append_#t~malloc4#1.base, append_#t~malloc4#1.offset;call append_#t~mem5#1.base, append_#t~mem5#1.offset := read~$Pointer$(append_~plist#1.base, append_~plist#1.offset, 4);call write~$Pointer$(append_#t~mem5#1.base, append_#t~mem5#1.offset, append_~item~0#1.base, append_~item~0#1.offset, 4);havoc append_#t~mem5#1.base, append_#t~mem5#1.offset;call append_#t~mem6#1.base, append_#t~mem6#1.offset := read~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, 4); 189#L534 assume !(append_#t~mem6#1.base != 0 || append_#t~mem6#1.offset != 0);call append_#t~malloc9#1.base, append_#t~malloc9#1.offset := #Ultimate.allocOnHeap(8);append_#t~ite10#1.base, append_#t~ite10#1.offset := append_#t~malloc9#1.base, append_#t~malloc9#1.offset; 190#L534-2 call write~$Pointer$(append_#t~ite10#1.base, append_#t~ite10#1.offset, append_~item~0#1.base, 4 + append_~item~0#1.offset, 4);havoc append_#t~mem6#1.base, append_#t~mem6#1.offset;havoc append_#t~ite10#1.base, append_#t~ite10#1.offset;havoc append_#t~mem7#1.base, append_#t~mem7#1.offset;havoc append_#t~mem8#1.base, append_#t~mem8#1.offset;havoc append_#t~malloc9#1.base, append_#t~malloc9#1.offset;call write~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, append_~plist#1.base, append_~plist#1.offset, 4); 184#L529 assume { :end_inline_append } true;main_#t~post12#1 := main_~length~0#1;main_~length~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 194#L543-1 assume !(0 != main_#t~nondet11#1 && ~c~0 < 20);havoc main_#t~nondet11#1; 198#L543-4 assume !(main_~length~0#1 > 0); 196#L556-1 [2021-12-07 00:33:21,751 INFO L793 eck$LassoCheckResult]: Loop: 196#L556-1 assume !!(main_~length~0#1 > 0);call main_#t~mem19#1.base, main_#t~mem19#1.offset := read~$Pointer$(main_~#list~0#1.base, main_~#list~0#1.offset, 4);call main_#t~mem20#1.base, main_#t~mem20#1.offset := read~$Pointer$(main_#t~mem19#1.base, main_#t~mem19#1.offset, 4);main_~next~1#1.base, main_~next~1#1.offset := main_#t~mem20#1.base, main_#t~mem20#1.offset;havoc main_#t~mem19#1.base, main_#t~mem19#1.offset;havoc main_#t~mem20#1.base, main_#t~mem20#1.offset;call main_#t~mem21#1.base, main_#t~mem21#1.offset := read~$Pointer$(main_~#list~0#1.base, main_~#list~0#1.offset, 4);call ULTIMATE.dealloc(main_#t~mem21#1.base, main_#t~mem21#1.offset);havoc main_#t~mem21#1.base, main_#t~mem21#1.offset;call write~$Pointer$(main_~next~1#1.base, main_~next~1#1.offset, main_~#list~0#1.base, main_~#list~0#1.offset, 4);main_#t~post22#1 := main_~length~0#1;main_~length~0#1 := main_#t~post22#1 - 1;havoc main_#t~post22#1; 196#L556-1 [2021-12-07 00:33:21,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:33:21,751 INFO L85 PathProgramCache]: Analyzing trace with hash 149888859, now seen corresponding path program 1 times [2021-12-07 00:33:21,751 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:33:21,751 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1905736141] [2021-12-07 00:33:21,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:33:21,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:33:21,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:21,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 00:33:21,780 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:33:21,781 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1905736141] [2021-12-07 00:33:21,781 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1905736141] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:33:21,781 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:33:21,781 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-07 00:33:21,781 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [468387323] [2021-12-07 00:33:21,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:33:21,781 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-07 00:33:21,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:33:21,782 INFO L85 PathProgramCache]: Analyzing trace with hash 76, now seen corresponding path program 1 times [2021-12-07 00:33:21,782 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:33:21,782 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763901711] [2021-12-07 00:33:21,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:33:21,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:33:21,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 00:33:21,786 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 00:33:21,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 00:33:21,790 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 00:33:21,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-12-07 00:33:21,904 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:33:21,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 00:33:21,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 00:33:21,905 INFO L87 Difference]: Start difference. First operand 17 states and 23 transitions. cyclomatic complexity: 8 Second operand has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 00:33:21,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:33:21,920 INFO L93 Difference]: Finished difference Result 19 states and 23 transitions. [2021-12-07 00:33:21,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-07 00:33:21,921 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 23 transitions. [2021-12-07 00:33:21,922 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-07 00:33:21,922 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 19 states and 23 transitions. [2021-12-07 00:33:21,922 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2021-12-07 00:33:21,923 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2021-12-07 00:33:21,923 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 23 transitions. [2021-12-07 00:33:21,923 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-07 00:33:21,923 INFO L681 BuchiCegarLoop]: Abstraction has 19 states and 23 transitions. [2021-12-07 00:33:21,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 23 transitions. [2021-12-07 00:33:21,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 17. [2021-12-07 00:33:21,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.2352941176470589) internal successors, (21), 16 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 00:33:21,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 21 transitions. [2021-12-07 00:33:21,925 INFO L704 BuchiCegarLoop]: Abstraction has 17 states and 21 transitions. [2021-12-07 00:33:21,925 INFO L587 BuchiCegarLoop]: Abstraction has 17 states and 21 transitions. [2021-12-07 00:33:21,925 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-07 00:33:21,925 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 21 transitions. [2021-12-07 00:33:21,926 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-07 00:33:21,926 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-07 00:33:21,926 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-07 00:33:21,926 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:33:21,926 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-12-07 00:33:21,927 INFO L791 eck$LassoCheckResult]: Stem: 230#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(16, 2);~c~0 := 0; 231#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~post12#1, main_#t~nondet11#1, main_#t~mem13#1.base, main_#t~mem13#1.offset, main_#t~mem14#1.base, main_#t~mem14#1.offset, main_#t~mem15#1.base, main_#t~mem15#1.offset, main_#t~mem16#1.base, main_#t~mem16#1.offset, main_#t~mem17#1.base, main_#t~mem17#1.offset, main_#t~post18#1, main_~next~0#1.base, main_~next~0#1.offset, main_#t~mem19#1.base, main_#t~mem19#1.offset, main_#t~mem20#1.base, main_#t~mem20#1.offset, main_#t~mem21#1.base, main_#t~mem21#1.offset, main_#t~post22#1, main_~next~1#1.base, main_~next~1#1.offset, main_~#list~0#1.base, main_~#list~0#1.offset, main_~length~0#1;call main_~#list~0#1.base, main_~#list~0#1.offset := #Ultimate.allocOnStack(4);call write~init~$Pointer$(0, 0, main_~#list~0#1.base, main_~#list~0#1.offset, 4);main_~length~0#1 := 0; 240#L543-3 assume { :begin_inline_append } true;append_#in~plist#1.base, append_#in~plist#1.offset := main_~#list~0#1.base, main_~#list~0#1.offset;havoc append_#t~post3#1, append_#t~malloc4#1.base, append_#t~malloc4#1.offset, append_#t~mem5#1.base, append_#t~mem5#1.offset, append_#t~mem6#1.base, append_#t~mem6#1.offset, append_#t~ite10#1.base, append_#t~ite10#1.offset, append_#t~mem7#1.base, append_#t~mem7#1.offset, append_#t~mem8#1.base, append_#t~mem8#1.offset, append_#t~malloc9#1.base, append_#t~malloc9#1.offset, append_~plist#1.base, append_~plist#1.offset, append_~item~0#1.base, append_~item~0#1.offset;append_~plist#1.base, append_~plist#1.offset := append_#in~plist#1.base, append_#in~plist#1.offset;append_#t~post3#1 := ~c~0;~c~0 := 1 + append_#t~post3#1;havoc append_#t~post3#1;call append_#t~malloc4#1.base, append_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);append_~item~0#1.base, append_~item~0#1.offset := append_#t~malloc4#1.base, append_#t~malloc4#1.offset;havoc append_#t~malloc4#1.base, append_#t~malloc4#1.offset;call append_#t~mem5#1.base, append_#t~mem5#1.offset := read~$Pointer$(append_~plist#1.base, append_~plist#1.offset, 4);call write~$Pointer$(append_#t~mem5#1.base, append_#t~mem5#1.offset, append_~item~0#1.base, append_~item~0#1.offset, 4);havoc append_#t~mem5#1.base, append_#t~mem5#1.offset;call append_#t~mem6#1.base, append_#t~mem6#1.offset := read~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, 4); 232#L534 assume !(append_#t~mem6#1.base != 0 || append_#t~mem6#1.offset != 0);call append_#t~malloc9#1.base, append_#t~malloc9#1.offset := #Ultimate.allocOnHeap(8);append_#t~ite10#1.base, append_#t~ite10#1.offset := append_#t~malloc9#1.base, append_#t~malloc9#1.offset; 233#L534-2 call write~$Pointer$(append_#t~ite10#1.base, append_#t~ite10#1.offset, append_~item~0#1.base, 4 + append_~item~0#1.offset, 4);havoc append_#t~mem6#1.base, append_#t~mem6#1.offset;havoc append_#t~ite10#1.base, append_#t~ite10#1.offset;havoc append_#t~mem7#1.base, append_#t~mem7#1.offset;havoc append_#t~mem8#1.base, append_#t~mem8#1.offset;havoc append_#t~malloc9#1.base, append_#t~malloc9#1.offset;call write~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, append_~plist#1.base, append_~plist#1.offset, 4); 227#L529 assume { :end_inline_append } true;main_#t~post12#1 := main_~length~0#1;main_~length~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 237#L543-1 assume !(0 != main_#t~nondet11#1 && ~c~0 < 20);havoc main_#t~nondet11#1; 241#L543-4 assume main_~length~0#1 > 0; 235#L548 assume !(main_~length~0#1 < 0); 236#L548-2 call main_#t~mem15#1.base, main_#t~mem15#1.offset := read~$Pointer$(main_~#list~0#1.base, main_~#list~0#1.offset, 4);call main_#t~mem16#1.base, main_#t~mem16#1.offset := read~$Pointer$(main_#t~mem15#1.base, main_#t~mem15#1.offset, 4);main_~next~0#1.base, main_~next~0#1.offset := main_#t~mem16#1.base, main_#t~mem16#1.offset;havoc main_#t~mem15#1.base, main_#t~mem15#1.offset;havoc main_#t~mem16#1.base, main_#t~mem16#1.offset;call main_#t~mem17#1.base, main_#t~mem17#1.offset := read~$Pointer$(main_~#list~0#1.base, main_~#list~0#1.offset, 4);call ULTIMATE.dealloc(main_#t~mem17#1.base, main_#t~mem17#1.offset);havoc main_#t~mem17#1.base, main_#t~mem17#1.offset;call write~$Pointer$(main_~next~0#1.base, main_~next~0#1.offset, main_~#list~0#1.base, main_~#list~0#1.offset, 4);main_#t~post18#1 := main_~length~0#1;main_~length~0#1 := main_#t~post18#1 - 1;havoc main_#t~post18#1; 239#L556-1 [2021-12-07 00:33:21,927 INFO L793 eck$LassoCheckResult]: Loop: 239#L556-1 assume !!(main_~length~0#1 > 0);call main_#t~mem19#1.base, main_#t~mem19#1.offset := read~$Pointer$(main_~#list~0#1.base, main_~#list~0#1.offset, 4);call main_#t~mem20#1.base, main_#t~mem20#1.offset := read~$Pointer$(main_#t~mem19#1.base, main_#t~mem19#1.offset, 4);main_~next~1#1.base, main_~next~1#1.offset := main_#t~mem20#1.base, main_#t~mem20#1.offset;havoc main_#t~mem19#1.base, main_#t~mem19#1.offset;havoc main_#t~mem20#1.base, main_#t~mem20#1.offset;call main_#t~mem21#1.base, main_#t~mem21#1.offset := read~$Pointer$(main_~#list~0#1.base, main_~#list~0#1.offset, 4);call ULTIMATE.dealloc(main_#t~mem21#1.base, main_#t~mem21#1.offset);havoc main_#t~mem21#1.base, main_#t~mem21#1.offset;call write~$Pointer$(main_~next~1#1.base, main_~next~1#1.offset, main_~#list~0#1.base, main_~#list~0#1.offset, 4);main_#t~post22#1 := main_~length~0#1;main_~length~0#1 := main_#t~post22#1 - 1;havoc main_#t~post22#1; 239#L556-1 [2021-12-07 00:33:21,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:33:21,927 INFO L85 PathProgramCache]: Analyzing trace with hash -1985702188, now seen corresponding path program 1 times [2021-12-07 00:33:21,927 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:33:21,927 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320606545] [2021-12-07 00:33:21,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:33:21,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:33:21,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 00:33:21,950 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 00:33:21,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 00:33:21,969 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 00:33:21,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:33:21,970 INFO L85 PathProgramCache]: Analyzing trace with hash 76, now seen corresponding path program 2 times [2021-12-07 00:33:21,970 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:33:21,970 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949813633] [2021-12-07 00:33:21,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:33:21,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:33:21,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 00:33:21,975 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 00:33:21,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 00:33:21,978 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 00:33:21,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:33:21,979 INFO L85 PathProgramCache]: Analyzing trace with hash -1427225639, now seen corresponding path program 1 times [2021-12-07 00:33:21,979 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:33:21,979 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588470783] [2021-12-07 00:33:21,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:33:21,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:33:21,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:22,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 00:33:22,012 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:33:22,012 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588470783] [2021-12-07 00:33:22,013 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [588470783] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:33:22,013 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:33:22,013 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-07 00:33:22,013 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199924410] [2021-12-07 00:33:22,013 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:33:22,114 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:33:22,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-07 00:33:22,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-12-07 00:33:22,115 INFO L87 Difference]: Start difference. First operand 17 states and 21 transitions. cyclomatic complexity: 6 Second operand has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 00:33:22,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:33:22,132 INFO L93 Difference]: Finished difference Result 31 states and 37 transitions. [2021-12-07 00:33:22,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 00:33:22,133 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 37 transitions. [2021-12-07 00:33:22,135 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-07 00:33:22,135 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 25 states and 31 transitions. [2021-12-07 00:33:22,135 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2021-12-07 00:33:22,136 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2021-12-07 00:33:22,136 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 31 transitions. [2021-12-07 00:33:22,136 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-07 00:33:22,136 INFO L681 BuchiCegarLoop]: Abstraction has 25 states and 31 transitions. [2021-12-07 00:33:22,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states and 31 transitions. [2021-12-07 00:33:22,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 17. [2021-12-07 00:33:22,138 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) [2021-12-07 00:33:22,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 20 transitions. [2021-12-07 00:33:22,138 INFO L704 BuchiCegarLoop]: Abstraction has 17 states and 20 transitions. [2021-12-07 00:33:22,138 INFO L587 BuchiCegarLoop]: Abstraction has 17 states and 20 transitions. [2021-12-07 00:33:22,138 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-12-07 00:33:22,138 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 20 transitions. [2021-12-07 00:33:22,139 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-07 00:33:22,139 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-07 00:33:22,139 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-07 00:33:22,140 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:33:22,140 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-12-07 00:33:22,140 INFO L791 eck$LassoCheckResult]: Stem: 287#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(16, 2);~c~0 := 0; 288#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~post12#1, main_#t~nondet11#1, main_#t~mem13#1.base, main_#t~mem13#1.offset, main_#t~mem14#1.base, main_#t~mem14#1.offset, main_#t~mem15#1.base, main_#t~mem15#1.offset, main_#t~mem16#1.base, main_#t~mem16#1.offset, main_#t~mem17#1.base, main_#t~mem17#1.offset, main_#t~post18#1, main_~next~0#1.base, main_~next~0#1.offset, main_#t~mem19#1.base, main_#t~mem19#1.offset, main_#t~mem20#1.base, main_#t~mem20#1.offset, main_#t~mem21#1.base, main_#t~mem21#1.offset, main_#t~post22#1, main_~next~1#1.base, main_~next~1#1.offset, main_~#list~0#1.base, main_~#list~0#1.offset, main_~length~0#1;call main_~#list~0#1.base, main_~#list~0#1.offset := #Ultimate.allocOnStack(4);call write~init~$Pointer$(0, 0, main_~#list~0#1.base, main_~#list~0#1.offset, 4);main_~length~0#1 := 0; 298#L543-3 assume { :begin_inline_append } true;append_#in~plist#1.base, append_#in~plist#1.offset := main_~#list~0#1.base, main_~#list~0#1.offset;havoc append_#t~post3#1, append_#t~malloc4#1.base, append_#t~malloc4#1.offset, append_#t~mem5#1.base, append_#t~mem5#1.offset, append_#t~mem6#1.base, append_#t~mem6#1.offset, append_#t~ite10#1.base, append_#t~ite10#1.offset, append_#t~mem7#1.base, append_#t~mem7#1.offset, append_#t~mem8#1.base, append_#t~mem8#1.offset, append_#t~malloc9#1.base, append_#t~malloc9#1.offset, append_~plist#1.base, append_~plist#1.offset, append_~item~0#1.base, append_~item~0#1.offset;append_~plist#1.base, append_~plist#1.offset := append_#in~plist#1.base, append_#in~plist#1.offset;append_#t~post3#1 := ~c~0;~c~0 := 1 + append_#t~post3#1;havoc append_#t~post3#1;call append_#t~malloc4#1.base, append_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);append_~item~0#1.base, append_~item~0#1.offset := append_#t~malloc4#1.base, append_#t~malloc4#1.offset;havoc append_#t~malloc4#1.base, append_#t~malloc4#1.offset;call append_#t~mem5#1.base, append_#t~mem5#1.offset := read~$Pointer$(append_~plist#1.base, append_~plist#1.offset, 4);call write~$Pointer$(append_#t~mem5#1.base, append_#t~mem5#1.offset, append_~item~0#1.base, append_~item~0#1.offset, 4);havoc append_#t~mem5#1.base, append_#t~mem5#1.offset;call append_#t~mem6#1.base, append_#t~mem6#1.offset := read~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, 4); 289#L534 assume !(append_#t~mem6#1.base != 0 || append_#t~mem6#1.offset != 0);call append_#t~malloc9#1.base, append_#t~malloc9#1.offset := #Ultimate.allocOnHeap(8);append_#t~ite10#1.base, append_#t~ite10#1.offset := append_#t~malloc9#1.base, append_#t~malloc9#1.offset; 284#L534-2 call write~$Pointer$(append_#t~ite10#1.base, append_#t~ite10#1.offset, append_~item~0#1.base, 4 + append_~item~0#1.offset, 4);havoc append_#t~mem6#1.base, append_#t~mem6#1.offset;havoc append_#t~ite10#1.base, append_#t~ite10#1.offset;havoc append_#t~mem7#1.base, append_#t~mem7#1.offset;havoc append_#t~mem8#1.base, append_#t~mem8#1.offset;havoc append_#t~malloc9#1.base, append_#t~malloc9#1.offset;call write~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, append_~plist#1.base, append_~plist#1.offset, 4); 285#L529 assume { :end_inline_append } true;main_#t~post12#1 := main_~length~0#1;main_~length~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 296#L543-1 assume !!(0 != main_#t~nondet11#1 && ~c~0 < 20);havoc main_#t~nondet11#1; 300#L543-3 assume { :begin_inline_append } true;append_#in~plist#1.base, append_#in~plist#1.offset := main_~#list~0#1.base, main_~#list~0#1.offset;havoc append_#t~post3#1, append_#t~malloc4#1.base, append_#t~malloc4#1.offset, append_#t~mem5#1.base, append_#t~mem5#1.offset, append_#t~mem6#1.base, append_#t~mem6#1.offset, append_#t~ite10#1.base, append_#t~ite10#1.offset, append_#t~mem7#1.base, append_#t~mem7#1.offset, append_#t~mem8#1.base, append_#t~mem8#1.offset, append_#t~malloc9#1.base, append_#t~malloc9#1.offset, append_~plist#1.base, append_~plist#1.offset, append_~item~0#1.base, append_~item~0#1.offset;append_~plist#1.base, append_~plist#1.offset := append_#in~plist#1.base, append_#in~plist#1.offset;append_#t~post3#1 := ~c~0;~c~0 := 1 + append_#t~post3#1;havoc append_#t~post3#1;call append_#t~malloc4#1.base, append_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);append_~item~0#1.base, append_~item~0#1.offset := append_#t~malloc4#1.base, append_#t~malloc4#1.offset;havoc append_#t~malloc4#1.base, append_#t~malloc4#1.offset;call append_#t~mem5#1.base, append_#t~mem5#1.offset := read~$Pointer$(append_~plist#1.base, append_~plist#1.offset, 4);call write~$Pointer$(append_#t~mem5#1.base, append_#t~mem5#1.offset, append_~item~0#1.base, append_~item~0#1.offset, 4);havoc append_#t~mem5#1.base, append_#t~mem5#1.offset;call append_#t~mem6#1.base, append_#t~mem6#1.offset := read~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, 4); 290#L534 assume !(append_#t~mem6#1.base != 0 || append_#t~mem6#1.offset != 0);call append_#t~malloc9#1.base, append_#t~malloc9#1.offset := #Ultimate.allocOnHeap(8);append_#t~ite10#1.base, append_#t~ite10#1.offset := append_#t~malloc9#1.base, append_#t~malloc9#1.offset; 291#L534-2 call write~$Pointer$(append_#t~ite10#1.base, append_#t~ite10#1.offset, append_~item~0#1.base, 4 + append_~item~0#1.offset, 4);havoc append_#t~mem6#1.base, append_#t~mem6#1.offset;havoc append_#t~ite10#1.base, append_#t~ite10#1.offset;havoc append_#t~mem7#1.base, append_#t~mem7#1.offset;havoc append_#t~mem8#1.base, append_#t~mem8#1.offset;havoc append_#t~malloc9#1.base, append_#t~malloc9#1.offset;call write~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, append_~plist#1.base, append_~plist#1.offset, 4); 294#L529 assume { :end_inline_append } true;main_#t~post12#1 := main_~length~0#1;main_~length~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 295#L543-1 assume !(0 != main_#t~nondet11#1 && ~c~0 < 20);havoc main_#t~nondet11#1; 299#L543-4 assume main_~length~0#1 > 0; 292#L548 assume !(main_~length~0#1 < 0); 293#L548-2 call main_#t~mem15#1.base, main_#t~mem15#1.offset := read~$Pointer$(main_~#list~0#1.base, main_~#list~0#1.offset, 4);call main_#t~mem16#1.base, main_#t~mem16#1.offset := read~$Pointer$(main_#t~mem15#1.base, main_#t~mem15#1.offset, 4);main_~next~0#1.base, main_~next~0#1.offset := main_#t~mem16#1.base, main_#t~mem16#1.offset;havoc main_#t~mem15#1.base, main_#t~mem15#1.offset;havoc main_#t~mem16#1.base, main_#t~mem16#1.offset;call main_#t~mem17#1.base, main_#t~mem17#1.offset := read~$Pointer$(main_~#list~0#1.base, main_~#list~0#1.offset, 4);call ULTIMATE.dealloc(main_#t~mem17#1.base, main_#t~mem17#1.offset);havoc main_#t~mem17#1.base, main_#t~mem17#1.offset;call write~$Pointer$(main_~next~0#1.base, main_~next~0#1.offset, main_~#list~0#1.base, main_~#list~0#1.offset, 4);main_#t~post18#1 := main_~length~0#1;main_~length~0#1 := main_#t~post18#1 - 1;havoc main_#t~post18#1; 297#L556-1 [2021-12-07 00:33:22,140 INFO L793 eck$LassoCheckResult]: Loop: 297#L556-1 assume !!(main_~length~0#1 > 0);call main_#t~mem19#1.base, main_#t~mem19#1.offset := read~$Pointer$(main_~#list~0#1.base, main_~#list~0#1.offset, 4);call main_#t~mem20#1.base, main_#t~mem20#1.offset := read~$Pointer$(main_#t~mem19#1.base, main_#t~mem19#1.offset, 4);main_~next~1#1.base, main_~next~1#1.offset := main_#t~mem20#1.base, main_#t~mem20#1.offset;havoc main_#t~mem19#1.base, main_#t~mem19#1.offset;havoc main_#t~mem20#1.base, main_#t~mem20#1.offset;call main_#t~mem21#1.base, main_#t~mem21#1.offset := read~$Pointer$(main_~#list~0#1.base, main_~#list~0#1.offset, 4);call ULTIMATE.dealloc(main_#t~mem21#1.base, main_#t~mem21#1.offset);havoc main_#t~mem21#1.base, main_#t~mem21#1.offset;call write~$Pointer$(main_~next~1#1.base, main_~next~1#1.offset, main_~#list~0#1.base, main_~#list~0#1.offset, 4);main_#t~post22#1 := main_~length~0#1;main_~length~0#1 := main_#t~post22#1 - 1;havoc main_#t~post22#1; 297#L556-1 [2021-12-07 00:33:22,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:33:22,140 INFO L85 PathProgramCache]: Analyzing trace with hash 1723894012, now seen corresponding path program 1 times [2021-12-07 00:33:22,141 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:33:22,141 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279697380] [2021-12-07 00:33:22,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:33:22,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:33:22,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:22,194 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 00:33:22,194 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:33:22,194 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279697380] [2021-12-07 00:33:22,194 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [279697380] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 00:33:22,195 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1065786503] [2021-12-07 00:33:22,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:33:22,195 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 00:33:22,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:22,196 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 00:33:22,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Waiting until timeout for monitored process [2021-12-07 00:33:22,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:22,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 31 conjunts are in the unsatisfiable core [2021-12-07 00:33:22,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 00:33:22,332 INFO L354 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2021-12-07 00:33:22,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 51 [2021-12-07 00:33:22,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-12-07 00:33:22,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-12-07 00:33:22,376 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2021-12-07 00:33:22,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2021-12-07 00:33:22,393 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-12-07 00:33:22,431 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2021-12-07 00:33:22,438 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 00:33:22,439 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 00:33:22,466 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-12-07 00:33:22,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 104 treesize of output 107 [2021-12-07 00:33:22,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 116 [2021-12-07 00:33:22,477 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 114 [2021-12-07 00:33:22,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2021-12-07 00:33:22,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-12-07 00:33:22,545 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 00:33:22,545 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1065786503] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 00:33:22,545 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-07 00:33:22,545 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 5] total 8 [2021-12-07 00:33:22,546 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793121459] [2021-12-07 00:33:22,546 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-07 00:33:22,546 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-07 00:33:22,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:33:22,547 INFO L85 PathProgramCache]: Analyzing trace with hash 76, now seen corresponding path program 3 times [2021-12-07 00:33:22,547 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:33:22,547 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738269627] [2021-12-07 00:33:22,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:33:22,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:33:22,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 00:33:22,552 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 00:33:22,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 00:33:22,558 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 00:33:22,657 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:33:22,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-07 00:33:22,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-12-07 00:33:22,658 INFO L87 Difference]: Start difference. First operand 17 states and 20 transitions. cyclomatic complexity: 5 Second operand has 8 states, 8 states have (on average 2.75) internal successors, (22), 8 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 00:33:22,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:33:22,699 INFO L93 Difference]: Finished difference Result 17 states and 18 transitions. [2021-12-07 00:33:22,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 00:33:22,700 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 18 transitions. [2021-12-07 00:33:22,701 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-07 00:33:22,701 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 17 states and 18 transitions. [2021-12-07 00:33:22,701 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2021-12-07 00:33:22,701 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2021-12-07 00:33:22,702 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 18 transitions. [2021-12-07 00:33:22,702 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-07 00:33:22,702 INFO L681 BuchiCegarLoop]: Abstraction has 17 states and 18 transitions. [2021-12-07 00:33:22,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 18 transitions. [2021-12-07 00:33:22,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2021-12-07 00:33:22,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.0588235294117647) internal successors, (18), 16 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 00:33:22,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 18 transitions. [2021-12-07 00:33:22,703 INFO L704 BuchiCegarLoop]: Abstraction has 17 states and 18 transitions. [2021-12-07 00:33:22,703 INFO L587 BuchiCegarLoop]: Abstraction has 17 states and 18 transitions. [2021-12-07 00:33:22,703 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-12-07 00:33:22,703 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 18 transitions. [2021-12-07 00:33:22,704 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-07 00:33:22,704 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-07 00:33:22,704 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-07 00:33:22,704 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:33:22,704 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-12-07 00:33:22,704 INFO L791 eck$LassoCheckResult]: Stem: 421#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(16, 2);~c~0 := 0; 422#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~post12#1, main_#t~nondet11#1, main_#t~mem13#1.base, main_#t~mem13#1.offset, main_#t~mem14#1.base, main_#t~mem14#1.offset, main_#t~mem15#1.base, main_#t~mem15#1.offset, main_#t~mem16#1.base, main_#t~mem16#1.offset, main_#t~mem17#1.base, main_#t~mem17#1.offset, main_#t~post18#1, main_~next~0#1.base, main_~next~0#1.offset, main_#t~mem19#1.base, main_#t~mem19#1.offset, main_#t~mem20#1.base, main_#t~mem20#1.offset, main_#t~mem21#1.base, main_#t~mem21#1.offset, main_#t~post22#1, main_~next~1#1.base, main_~next~1#1.offset, main_~#list~0#1.base, main_~#list~0#1.offset, main_~length~0#1;call main_~#list~0#1.base, main_~#list~0#1.offset := #Ultimate.allocOnStack(4);call write~init~$Pointer$(0, 0, main_~#list~0#1.base, main_~#list~0#1.offset, 4);main_~length~0#1 := 0; 431#L543-3 assume { :begin_inline_append } true;append_#in~plist#1.base, append_#in~plist#1.offset := main_~#list~0#1.base, main_~#list~0#1.offset;havoc append_#t~post3#1, append_#t~malloc4#1.base, append_#t~malloc4#1.offset, append_#t~mem5#1.base, append_#t~mem5#1.offset, append_#t~mem6#1.base, append_#t~mem6#1.offset, append_#t~ite10#1.base, append_#t~ite10#1.offset, append_#t~mem7#1.base, append_#t~mem7#1.offset, append_#t~mem8#1.base, append_#t~mem8#1.offset, append_#t~malloc9#1.base, append_#t~malloc9#1.offset, append_~plist#1.base, append_~plist#1.offset, append_~item~0#1.base, append_~item~0#1.offset;append_~plist#1.base, append_~plist#1.offset := append_#in~plist#1.base, append_#in~plist#1.offset;append_#t~post3#1 := ~c~0;~c~0 := 1 + append_#t~post3#1;havoc append_#t~post3#1;call append_#t~malloc4#1.base, append_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);append_~item~0#1.base, append_~item~0#1.offset := append_#t~malloc4#1.base, append_#t~malloc4#1.offset;havoc append_#t~malloc4#1.base, append_#t~malloc4#1.offset;call append_#t~mem5#1.base, append_#t~mem5#1.offset := read~$Pointer$(append_~plist#1.base, append_~plist#1.offset, 4);call write~$Pointer$(append_#t~mem5#1.base, append_#t~mem5#1.offset, append_~item~0#1.base, append_~item~0#1.offset, 4);havoc append_#t~mem5#1.base, append_#t~mem5#1.offset;call append_#t~mem6#1.base, append_#t~mem6#1.offset := read~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, 4); 423#L534 assume !(append_#t~mem6#1.base != 0 || append_#t~mem6#1.offset != 0);call append_#t~malloc9#1.base, append_#t~malloc9#1.offset := #Ultimate.allocOnHeap(8);append_#t~ite10#1.base, append_#t~ite10#1.offset := append_#t~malloc9#1.base, append_#t~malloc9#1.offset; 424#L534-2 call write~$Pointer$(append_#t~ite10#1.base, append_#t~ite10#1.offset, append_~item~0#1.base, 4 + append_~item~0#1.offset, 4);havoc append_#t~mem6#1.base, append_#t~mem6#1.offset;havoc append_#t~ite10#1.base, append_#t~ite10#1.offset;havoc append_#t~mem7#1.base, append_#t~mem7#1.offset;havoc append_#t~mem8#1.base, append_#t~mem8#1.offset;havoc append_#t~malloc9#1.base, append_#t~malloc9#1.offset;call write~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, append_~plist#1.base, append_~plist#1.offset, 4); 420#L529 assume { :end_inline_append } true;main_#t~post12#1 := main_~length~0#1;main_~length~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 430#L543-1 assume !!(0 != main_#t~nondet11#1 && ~c~0 < 20);havoc main_#t~nondet11#1; 433#L543-3 assume { :begin_inline_append } true;append_#in~plist#1.base, append_#in~plist#1.offset := main_~#list~0#1.base, main_~#list~0#1.offset;havoc append_#t~post3#1, append_#t~malloc4#1.base, append_#t~malloc4#1.offset, append_#t~mem5#1.base, append_#t~mem5#1.offset, append_#t~mem6#1.base, append_#t~mem6#1.offset, append_#t~ite10#1.base, append_#t~ite10#1.offset, append_#t~mem7#1.base, append_#t~mem7#1.offset, append_#t~mem8#1.base, append_#t~mem8#1.offset, append_#t~malloc9#1.base, append_#t~malloc9#1.offset, append_~plist#1.base, append_~plist#1.offset, append_~item~0#1.base, append_~item~0#1.offset;append_~plist#1.base, append_~plist#1.offset := append_#in~plist#1.base, append_#in~plist#1.offset;append_#t~post3#1 := ~c~0;~c~0 := 1 + append_#t~post3#1;havoc append_#t~post3#1;call append_#t~malloc4#1.base, append_#t~malloc4#1.offset := #Ultimate.allocOnHeap(8);append_~item~0#1.base, append_~item~0#1.offset := append_#t~malloc4#1.base, append_#t~malloc4#1.offset;havoc append_#t~malloc4#1.base, append_#t~malloc4#1.offset;call append_#t~mem5#1.base, append_#t~mem5#1.offset := read~$Pointer$(append_~plist#1.base, append_~plist#1.offset, 4);call write~$Pointer$(append_#t~mem5#1.base, append_#t~mem5#1.offset, append_~item~0#1.base, append_~item~0#1.offset, 4);havoc append_#t~mem5#1.base, append_#t~mem5#1.offset;call append_#t~mem6#1.base, append_#t~mem6#1.offset := read~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, 4); 425#L534 assume append_#t~mem6#1.base != 0 || append_#t~mem6#1.offset != 0;call append_#t~mem7#1.base, append_#t~mem7#1.offset := read~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, 4);call append_#t~mem8#1.base, append_#t~mem8#1.offset := read~$Pointer$(append_#t~mem7#1.base, 4 + append_#t~mem7#1.offset, 4);append_#t~ite10#1.base, append_#t~ite10#1.offset := append_#t~mem8#1.base, append_#t~mem8#1.offset; 417#L534-2 call write~$Pointer$(append_#t~ite10#1.base, append_#t~ite10#1.offset, append_~item~0#1.base, 4 + append_~item~0#1.offset, 4);havoc append_#t~mem6#1.base, append_#t~mem6#1.offset;havoc append_#t~ite10#1.base, append_#t~ite10#1.offset;havoc append_#t~mem7#1.base, append_#t~mem7#1.offset;havoc append_#t~mem8#1.base, append_#t~mem8#1.offset;havoc append_#t~malloc9#1.base, append_#t~malloc9#1.offset;call write~$Pointer$(append_~item~0#1.base, append_~item~0#1.offset, append_~plist#1.base, append_~plist#1.offset, 4); 418#L529 assume { :end_inline_append } true;main_#t~post12#1 := main_~length~0#1;main_~length~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 429#L543-1 assume !(0 != main_#t~nondet11#1 && ~c~0 < 20);havoc main_#t~nondet11#1; 432#L543-4 assume main_~length~0#1 > 0; 426#L548 assume !(main_~length~0#1 < 0); 427#L548-2 call main_#t~mem15#1.base, main_#t~mem15#1.offset := read~$Pointer$(main_~#list~0#1.base, main_~#list~0#1.offset, 4);call main_#t~mem16#1.base, main_#t~mem16#1.offset := read~$Pointer$(main_#t~mem15#1.base, main_#t~mem15#1.offset, 4);main_~next~0#1.base, main_~next~0#1.offset := main_#t~mem16#1.base, main_#t~mem16#1.offset;havoc main_#t~mem15#1.base, main_#t~mem15#1.offset;havoc main_#t~mem16#1.base, main_#t~mem16#1.offset;call main_#t~mem17#1.base, main_#t~mem17#1.offset := read~$Pointer$(main_~#list~0#1.base, main_~#list~0#1.offset, 4);call ULTIMATE.dealloc(main_#t~mem17#1.base, main_#t~mem17#1.offset);havoc main_#t~mem17#1.base, main_#t~mem17#1.offset;call write~$Pointer$(main_~next~0#1.base, main_~next~0#1.offset, main_~#list~0#1.base, main_~#list~0#1.offset, 4);main_#t~post18#1 := main_~length~0#1;main_~length~0#1 := main_#t~post18#1 - 1;havoc main_#t~post18#1; 428#L556-1 [2021-12-07 00:33:22,705 INFO L793 eck$LassoCheckResult]: Loop: 428#L556-1 assume !!(main_~length~0#1 > 0);call main_#t~mem19#1.base, main_#t~mem19#1.offset := read~$Pointer$(main_~#list~0#1.base, main_~#list~0#1.offset, 4);call main_#t~mem20#1.base, main_#t~mem20#1.offset := read~$Pointer$(main_#t~mem19#1.base, main_#t~mem19#1.offset, 4);main_~next~1#1.base, main_~next~1#1.offset := main_#t~mem20#1.base, main_#t~mem20#1.offset;havoc main_#t~mem19#1.base, main_#t~mem19#1.offset;havoc main_#t~mem20#1.base, main_#t~mem20#1.offset;call main_#t~mem21#1.base, main_#t~mem21#1.offset := read~$Pointer$(main_~#list~0#1.base, main_~#list~0#1.offset, 4);call ULTIMATE.dealloc(main_#t~mem21#1.base, main_#t~mem21#1.offset);havoc main_#t~mem21#1.base, main_#t~mem21#1.offset;call write~$Pointer$(main_~next~1#1.base, main_~next~1#1.offset, main_~#list~0#1.base, main_~#list~0#1.offset, 4);main_#t~post22#1 := main_~length~0#1;main_~length~0#1 := main_#t~post22#1 - 1;havoc main_#t~post22#1; 428#L556-1 [2021-12-07 00:33:22,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:33:22,705 INFO L85 PathProgramCache]: Analyzing trace with hash -51113350, now seen corresponding path program 1 times [2021-12-07 00:33:22,705 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:33:22,705 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165947405] [2021-12-07 00:33:22,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:33:22,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:33:22,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 00:33:22,744 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 00:33:22,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 00:33:22,768 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 00:33:22,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:33:22,769 INFO L85 PathProgramCache]: Analyzing trace with hash 76, now seen corresponding path program 4 times [2021-12-07 00:33:22,769 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:33:22,769 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922770882] [2021-12-07 00:33:22,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:33:22,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:33:22,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 00:33:22,773 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 00:33:22,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 00:33:22,778 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 00:33:22,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:33:22,779 INFO L85 PathProgramCache]: Analyzing trace with hash -1584513805, now seen corresponding path program 1 times [2021-12-07 00:33:22,779 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:33:22,779 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1569044984] [2021-12-07 00:33:22,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:33:22,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:33:22,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 00:33:22,805 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 00:33:22,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 00:33:22,840 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 00:33:43,077 WARN L227 SmtUtils]: Spent 20.14s on a formula simplification. DAG size of input: 371 DAG size of output: 300 (called from [L 234] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2021-12-07 00:33:47,850 INFO L210 LassoAnalysis]: Preferences: [2021-12-07 00:33:47,850 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-07 00:33:47,850 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-07 00:33:47,850 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-07 00:33:47,850 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-07 00:33:47,850 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:47,850 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-07 00:33:47,850 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-07 00:33:47,850 INFO L133 ssoRankerPreferences]: Filename of dumped script: test-0232_1-1.i_Iteration6_Lasso [2021-12-07 00:33:47,851 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-07 00:33:47,851 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-07 00:33:47,854 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:47,855 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:47,856 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:47,857 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:47,858 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:47,859 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:47,860 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:47,862 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:47,863 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:47,864 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:47,864 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:47,865 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:49,325 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:49,326 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:49,327 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:49,330 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:49,331 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:49,332 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:49,332 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:49,333 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:49,334 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:49,335 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:49,336 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:49,338 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:49,338 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:49,339 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:49,340 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:49,341 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:49,342 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:49,343 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:49,344 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:49,345 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:49,346 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:49,347 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:49,348 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:49,349 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:49,350 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:49,350 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:49,351 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:49,352 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:49,353 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:49,354 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:49,356 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:49,357 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:33:50,146 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-07 00:33:50,146 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-07 00:33:50,146 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:50,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:50,147 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:50,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-07 00:33:50,180 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:50,188 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:50,188 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:33:50,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:50,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:50,188 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:50,188 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:33:50,189 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:33:50,190 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:50,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-12-07 00:33:50,211 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:50,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:50,212 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:50,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-07 00:33:50,213 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:50,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:50,220 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:33:50,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:50,221 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:50,221 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:50,221 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:33:50,221 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:33:50,222 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:50,241 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-12-07 00:33:50,241 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:50,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:50,242 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:50,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-07 00:33:50,243 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:50,250 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:50,250 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:33:50,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:50,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:50,251 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:50,251 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:33:50,251 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:33:50,252 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:50,271 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-12-07 00:33:50,271 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:50,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:50,272 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:50,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-07 00:33:50,273 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 [2021-12-07 00:33:50,280 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:50,280 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:33:50,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:50,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:50,280 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:50,280 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:33:50,281 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:33:50,281 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:50,300 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-12-07 00:33:50,300 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:50,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:50,301 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:50,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-12-07 00:33:50,302 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:50,309 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:50,309 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:33:50,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:50,309 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:50,309 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:50,310 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:33:50,310 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:33:50,311 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:50,329 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-12-07 00:33:50,329 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:50,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:50,330 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:50,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-12-07 00:33:50,331 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:50,338 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:50,338 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:33:50,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:50,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:50,338 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:50,338 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:33:50,338 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:33:50,339 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:50,357 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-12-07 00:33:50,357 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:50,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:50,358 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:50,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-12-07 00:33:50,359 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:50,366 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:50,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:50,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:50,366 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:50,367 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 00:33:50,367 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 00:33:50,369 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:50,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-12-07 00:33:50,387 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:50,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:50,388 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:50,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-12-07 00:33:50,389 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:50,396 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:50,396 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:33:50,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:50,397 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:50,397 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:50,397 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:33:50,397 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:33:50,398 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:50,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-12-07 00:33:50,416 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:50,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:50,417 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:50,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-12-07 00:33:50,418 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:50,425 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:50,425 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:33:50,426 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:50,426 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:50,426 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:50,426 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:33:50,426 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:33:50,427 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:50,445 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-12-07 00:33:50,445 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:50,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:50,446 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:50,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-12-07 00:33:50,447 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:50,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:50,453 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:33:50,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:50,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:50,454 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:50,454 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:33:50,454 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:33:50,455 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:50,472 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-12-07 00:33:50,473 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:50,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:50,473 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:50,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-12-07 00:33:50,475 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:50,481 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:50,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:50,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:50,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:50,482 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 00:33:50,482 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 00:33:50,484 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:50,502 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-12-07 00:33:50,502 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:50,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:50,503 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:50,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-12-07 00:33:50,504 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 [2021-12-07 00:33:50,511 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:50,511 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:33:50,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:50,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:50,511 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:50,511 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:33:50,511 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:33:50,513 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:50,530 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-12-07 00:33:50,531 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:50,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:50,531 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:50,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-12-07 00:33:50,533 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:50,539 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:50,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:50,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:50,539 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:50,540 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 00:33:50,540 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 00:33:50,543 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:50,560 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-12-07 00:33:50,560 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:50,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:50,561 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:50,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-12-07 00:33:50,562 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:50,569 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:50,569 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:33:50,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:50,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:50,569 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:50,570 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:33:50,570 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:33:50,571 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:50,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-12-07 00:33:50,589 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:50,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:50,590 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:50,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-12-07 00:33:50,591 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:50,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:50,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:50,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:50,598 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:50,599 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 00:33:50,599 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 00:33:50,602 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:50,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-12-07 00:33:50,620 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:50,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:50,620 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:50,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-12-07 00:33:50,622 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:50,629 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:50,629 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:50,629 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:50,629 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:50,631 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 00:33:50,631 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 00:33:50,634 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:50,652 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-12-07 00:33:50,652 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:50,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:50,653 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:50,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-12-07 00:33:50,654 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:50,661 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:50,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:50,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:50,661 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:50,663 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 00:33:50,663 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 00:33:50,666 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:50,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-12-07 00:33:50,684 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:50,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:50,684 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:50,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-12-07 00:33:50,686 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:50,693 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:50,693 INFO L203 nArgumentSynthesizer]: 8 stem disjuncts [2021-12-07 00:33:50,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:50,693 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:50,706 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2021-12-07 00:33:50,706 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 00:33:50,734 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:50,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-12-07 00:33:50,753 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:50,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:50,753 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:50,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-12-07 00:33:50,754 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:50,761 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:50,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:50,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:50,761 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:50,762 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 00:33:50,762 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 00:33:50,764 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:50,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-12-07 00:33:50,783 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:50,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:50,783 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:50,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-12-07 00:33:50,785 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:50,792 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:50,792 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:50,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:50,792 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:50,793 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 00:33:50,793 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 00:33:50,795 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:50,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-12-07 00:33:50,813 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:50,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:50,814 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:50,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-12-07 00:33:50,820 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:50,827 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:50,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:50,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:50,827 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:50,828 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 00:33:50,828 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 00:33:50,831 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:50,849 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-12-07 00:33:50,850 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:50,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:50,850 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:50,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-12-07 00:33:50,851 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:50,858 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:50,858 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:33:50,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:50,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:50,858 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:50,858 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:33:50,858 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:33:50,859 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:50,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-12-07 00:33:50,878 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:50,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:50,878 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:50,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-12-07 00:33:50,879 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:50,886 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:50,886 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:50,886 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:50,886 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:50,887 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 00:33:50,887 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 00:33:50,890 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:50,908 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-12-07 00:33:50,908 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:50,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:50,908 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:50,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-12-07 00:33:50,910 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:50,916 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:50,916 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:33:50,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:50,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:50,916 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:50,917 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:33:50,917 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:33:50,918 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:50,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-12-07 00:33:50,936 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:50,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:50,937 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:50,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-12-07 00:33:50,938 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:50,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:50,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:50,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:50,945 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:50,945 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 00:33:50,946 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 00:33:50,948 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:50,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2021-12-07 00:33:50,967 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:50,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:50,967 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:50,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-12-07 00:33:50,968 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:50,975 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:50,975 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:33:50,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:50,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:50,975 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:50,975 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:33:50,975 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:33:50,976 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:50,995 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-12-07 00:33:50,995 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:50,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:50,996 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:50,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-12-07 00:33:50,997 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:51,004 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:51,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:51,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:51,004 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:51,005 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 00:33:51,005 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 00:33:51,007 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:51,025 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2021-12-07 00:33:51,026 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:51,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:51,026 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:51,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-12-07 00:33:51,027 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:51,034 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:51,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:51,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:51,034 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:51,034 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 00:33:51,034 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 00:33:51,037 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:51,055 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-12-07 00:33:51,055 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:51,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:51,056 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:51,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-12-07 00:33:51,057 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:51,064 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:51,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:51,064 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:51,064 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:51,069 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 00:33:51,069 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 00:33:51,082 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:51,100 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-12-07 00:33:51,100 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:51,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:51,100 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:51,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-12-07 00:33:51,101 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:51,109 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:51,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:51,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:51,109 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:51,111 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 00:33:51,111 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 00:33:51,114 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:51,133 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-12-07 00:33:51,133 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:51,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:51,134 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:51,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-12-07 00:33:51,135 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:51,142 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:51,142 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:33:51,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:51,142 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:51,142 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:51,142 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:33:51,142 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:33:51,143 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:51,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-12-07 00:33:51,161 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:51,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:51,162 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:51,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-12-07 00:33:51,163 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:51,170 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:51,170 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:33:51,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:51,170 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:51,170 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:51,170 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:33:51,170 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:33:51,171 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:33:51,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2021-12-07 00:33:51,190 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:51,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:51,190 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:51,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-12-07 00:33:51,191 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 00:33:51,198 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:33:51,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:33:51,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:33:51,198 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:33:51,199 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 00:33:51,199 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 00:33:51,203 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-07 00:33:51,208 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2021-12-07 00:33:51,208 INFO L444 ModelExtractionUtils]: 2 out of 7 variables were initially zero. Simplification set additionally 3 variables to zero. [2021-12-07 00:33:51,208 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:33:51,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:33:51,215 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:33:51,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-12-07 00:33:51,216 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-07 00:33:51,223 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-07 00:33:51,223 INFO L513 LassoAnalysis]: Proved termination. [2021-12-07 00:33:51,224 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~length~0#1) = 1*ULTIMATE.start_main_~length~0#1 Supporting invariants [] [2021-12-07 00:33:51,241 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-12-07 00:33:51,341 INFO L297 tatePredicateManager]: 26 out of 26 supporting invariants were superfluous and have been removed [2021-12-07 00:33:51,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:33:51,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:51,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-07 00:33:51,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 00:33:51,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:51,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-07 00:33:51,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 00:33:51,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 00:33:51,393 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2021-12-07 00:33:51,393 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 17 states and 18 transitions. cyclomatic complexity: 3 Second operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 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) [2021-12-07 00:33:51,397 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 17 states and 18 transitions. cyclomatic complexity: 3. Second operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 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 18 states and 19 transitions. Complement of second has 2 states. [2021-12-07 00:33:51,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2021-12-07 00:33:51,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 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) [2021-12-07 00:33:51,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 13 transitions. [2021-12-07 00:33:51,398 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 13 transitions. Stem has 15 letters. Loop has 1 letters. [2021-12-07 00:33:51,399 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-07 00:33:51,399 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 13 transitions. Stem has 16 letters. Loop has 1 letters. [2021-12-07 00:33:51,399 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-07 00:33:51,399 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 13 transitions. Stem has 15 letters. Loop has 2 letters. [2021-12-07 00:33:51,399 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-07 00:33:51,399 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 19 transitions. [2021-12-07 00:33:51,399 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-07 00:33:51,399 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 0 states and 0 transitions. [2021-12-07 00:33:51,400 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-12-07 00:33:51,400 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-12-07 00:33:51,400 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-12-07 00:33:51,400 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-07 00:33:51,400 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-07 00:33:51,400 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-07 00:33:51,400 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-07 00:33:51,400 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-12-07 00:33:51,400 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-12-07 00:33:51,400 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-07 00:33:51,400 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-12-07 00:33:51,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 07.12 12:33:51 BoogieIcfgContainer [2021-12-07 00:33:51,404 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-07 00:33:51,404 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-07 00:33:51,404 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-07 00:33:51,404 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-07 00:33:51,405 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:33:14" (3/4) ... [2021-12-07 00:33:51,407 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-07 00:33:51,407 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-07 00:33:51,407 INFO L158 Benchmark]: Toolchain (without parser) took 37226.69ms. Allocated memory was 109.1MB in the beginning and 132.1MB in the end (delta: 23.1MB). Free memory was 82.6MB in the beginning and 41.7MB in the end (delta: 40.9MB). Peak memory consumption was 65.6MB. Max. memory is 16.1GB. [2021-12-07 00:33:51,407 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 75.5MB. Free memory is still 46.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 00:33:51,407 INFO L158 Benchmark]: CACSL2BoogieTranslator took 288.44ms. Allocated memory is still 109.1MB. Free memory was 82.6MB in the beginning and 66.4MB in the end (delta: 16.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-07 00:33:51,408 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.35ms. Allocated memory is still 109.1MB. Free memory was 66.4MB in the beginning and 64.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-07 00:33:51,408 INFO L158 Benchmark]: Boogie Preprocessor took 20.49ms. Allocated memory is still 109.1MB. Free memory was 64.4MB in the beginning and 63.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 00:33:51,408 INFO L158 Benchmark]: RCFGBuilder took 278.82ms. Allocated memory is still 109.1MB. Free memory was 62.7MB in the beginning and 49.7MB in the end (delta: 13.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-07 00:33:51,408 INFO L158 Benchmark]: BuchiAutomizer took 36600.39ms. Allocated memory was 109.1MB in the beginning and 132.1MB in the end (delta: 23.1MB). Free memory was 49.3MB in the beginning and 41.7MB in the end (delta: 7.6MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. [2021-12-07 00:33:51,408 INFO L158 Benchmark]: Witness Printer took 2.35ms. Allocated memory is still 132.1MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 00:33:51,410 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 75.5MB. Free memory is still 46.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 288.44ms. Allocated memory is still 109.1MB. Free memory was 82.6MB in the beginning and 66.4MB in the end (delta: 16.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.35ms. Allocated memory is still 109.1MB. Free memory was 66.4MB in the beginning and 64.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.49ms. Allocated memory is still 109.1MB. Free memory was 64.4MB in the beginning and 63.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 278.82ms. Allocated memory is still 109.1MB. Free memory was 62.7MB in the beginning and 49.7MB in the end (delta: 13.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 36600.39ms. Allocated memory was 109.1MB in the beginning and 132.1MB in the end (delta: 23.1MB). Free memory was 49.3MB in the beginning and 41.7MB in the end (delta: 7.6MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. * Witness Printer took 2.35ms. Allocated memory is still 132.1MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 6 terminating modules (4 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function 39 + -2 * c and consists of 4 locations. One deterministic module has affine ranking function length and consists of 2 locations. 4 modules have a trivial ranking function, the largest among these consists of 8 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 36.5s and 7 iterations. TraceHistogramMax:2. Analysis of lassos took 36.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 4. Automata minimization 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 13 StatesRemovedByMinimization, 4 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 17 states and ocurred in iteration 2. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 62 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 60 mSDsluCounter, 161 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 90 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 73 IncrementalHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 71 mSDtfsCounter, 73 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc2 concLT0 SILN0 SILU2 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital4576 mio100 ax101 hnf99 lsp96 ukn22 mio100 lsp33 div100 bol100 ite100 ukn100 eq205 hnf87 smp100 dnf398 smp93 tf100 neg96 sie113 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 268ms VariablesStem: 11 VariablesLoop: 17 DisjunctsStem: 4 DisjunctsLoop: 4 SupportingInvariants: 8 MotzkinApplications: 72 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-12-07 00:33:51,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2021-12-07 00:33:51,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Ended with exit code 0 [2021-12-07 00:33:51,844 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07e82df1-acec-42bf-aafe-ff886c2b9163/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE