./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-15/cstrcspn_mixed_alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/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_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-15/cstrcspn_mixed_alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/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 64bit --witnessprinter.graph.data.programhash f2e994fbd4308fecf33fa0184f8cdc44b0ef95d4019fc8f460440561d10a29a6 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-07 01:46:46,710 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-07 01:46:46,712 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-07 01:46:46,741 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-07 01:46:46,741 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-07 01:46:46,742 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-07 01:46:46,743 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-07 01:46:46,745 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-07 01:46:46,747 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-07 01:46:46,747 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-07 01:46:46,748 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-07 01:46:46,749 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-07 01:46:46,750 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-07 01:46:46,751 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-07 01:46:46,752 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-07 01:46:46,753 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-07 01:46:46,754 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-07 01:46:46,754 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-07 01:46:46,756 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-07 01:46:46,758 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-07 01:46:46,759 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-07 01:46:46,761 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-07 01:46:46,762 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-07 01:46:46,762 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-07 01:46:46,765 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-07 01:46:46,765 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-07 01:46:46,766 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-07 01:46:46,766 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-07 01:46:46,767 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-07 01:46:46,768 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-07 01:46:46,768 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-07 01:46:46,769 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-07 01:46:46,769 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-07 01:46:46,770 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-07 01:46:46,771 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-07 01:46:46,771 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-07 01:46:46,772 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-07 01:46:46,772 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-07 01:46:46,772 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-07 01:46:46,773 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-07 01:46:46,774 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-07 01:46:46,775 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-12-07 01:46:46,797 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-07 01:46:46,797 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-07 01:46:46,798 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-07 01:46:46,798 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-07 01:46:46,799 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-07 01:46:46,799 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-07 01:46:46,799 INFO L138 SettingsManager]: * Use SBE=true [2021-12-07 01:46:46,799 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-07 01:46:46,800 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-07 01:46:46,800 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-07 01:46:46,800 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-07 01:46:46,800 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-07 01:46:46,800 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-07 01:46:46,800 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-07 01:46:46,801 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-07 01:46:46,801 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-07 01:46:46,801 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-07 01:46:46,801 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-07 01:46:46,801 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-07 01:46:46,801 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-07 01:46:46,802 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-07 01:46:46,802 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-07 01:46:46,802 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-07 01:46:46,802 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-07 01:46:46,802 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-07 01:46:46,802 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-07 01:46:46,803 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-07 01:46:46,803 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-07 01:46:46,803 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-07 01:46:46,804 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-07 01:46:46,804 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_ba098e89-f875-4073-9a4b-53a7d991e3d5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f2e994fbd4308fecf33fa0184f8cdc44b0ef95d4019fc8f460440561d10a29a6 [2021-12-07 01:46:46,977 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-07 01:46:46,992 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-07 01:46:46,994 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-07 01:46:46,995 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-07 01:46:46,996 INFO L275 PluginConnector]: CDTParser initialized [2021-12-07 01:46:46,997 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/termination-15/cstrcspn_mixed_alloca.i [2021-12-07 01:46:47,038 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/data/f63410681/c5590c26a5ac44fc8a9e42967fccba70/FLAGa797498a8 [2021-12-07 01:46:47,445 INFO L306 CDTParser]: Found 1 translation units. [2021-12-07 01:46:47,445 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/sv-benchmarks/c/termination-15/cstrcspn_mixed_alloca.i [2021-12-07 01:46:47,453 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/data/f63410681/c5590c26a5ac44fc8a9e42967fccba70/FLAGa797498a8 [2021-12-07 01:46:47,465 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/data/f63410681/c5590c26a5ac44fc8a9e42967fccba70 [2021-12-07 01:46:47,466 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-07 01:46:47,468 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-07 01:46:47,469 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-07 01:46:47,469 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-07 01:46:47,472 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-07 01:46:47,472 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:46:47" (1/1) ... [2021-12-07 01:46:47,473 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d9dfd91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:47, skipping insertion in model container [2021-12-07 01:46:47,473 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:46:47" (1/1) ... [2021-12-07 01:46:47,478 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-07 01:46:47,499 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-07 01:46:47,697 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 01:46:47,703 INFO L203 MainTranslator]: Completed pre-run [2021-12-07 01:46:47,737 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 01:46:47,763 INFO L208 MainTranslator]: Completed translation [2021-12-07 01:46:47,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:47 WrapperNode [2021-12-07 01:46:47,763 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-07 01:46:47,764 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-07 01:46:47,764 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-07 01:46:47,764 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-07 01:46:47,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:47" (1/1) ... [2021-12-07 01:46:47,781 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:47" (1/1) ... [2021-12-07 01:46:47,802 INFO L137 Inliner]: procedures = 152, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 80 [2021-12-07 01:46:47,803 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-07 01:46:47,804 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-07 01:46:47,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-07 01:46:47,804 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-07 01:46:47,811 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:47" (1/1) ... [2021-12-07 01:46:47,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:47" (1/1) ... [2021-12-07 01:46:47,813 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:47" (1/1) ... [2021-12-07 01:46:47,813 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:47" (1/1) ... [2021-12-07 01:46:47,820 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:47" (1/1) ... [2021-12-07 01:46:47,823 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:47" (1/1) ... [2021-12-07 01:46:47,825 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:47" (1/1) ... [2021-12-07 01:46:47,827 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-07 01:46:47,828 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-07 01:46:47,828 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-07 01:46:47,829 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-07 01:46:47,830 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:47" (1/1) ... [2021-12-07 01:46:47,836 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:47,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:47,857 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:47,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-07 01:46:47,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-07 01:46:47,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-07 01:46:47,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-07 01:46:47,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-07 01:46:47,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-07 01:46:47,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-07 01:46:47,947 INFO L236 CfgBuilder]: Building ICFG [2021-12-07 01:46:47,949 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-07 01:46:48,077 INFO L277 CfgBuilder]: Performing block encoding [2021-12-07 01:46:48,081 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-07 01:46:48,082 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-07 01:46:48,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:46:48 BoogieIcfgContainer [2021-12-07 01:46:48,083 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-07 01:46:48,083 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-07 01:46:48,084 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-07 01:46:48,087 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-07 01:46:48,087 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-07 01:46:48,087 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 07.12 01:46:47" (1/3) ... [2021-12-07 01:46:48,088 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@52796bd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 01:46:48, skipping insertion in model container [2021-12-07 01:46:48,088 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-07 01:46:48,089 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:46:47" (2/3) ... [2021-12-07 01:46:48,089 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@52796bd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 01:46:48, skipping insertion in model container [2021-12-07 01:46:48,089 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-07 01:46:48,089 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:46:48" (3/3) ... [2021-12-07 01:46:48,090 INFO L388 chiAutomizerObserver]: Analyzing ICFG cstrcspn_mixed_alloca.i [2021-12-07 01:46:48,133 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-07 01:46:48,133 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-07 01:46:48,133 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-07 01:46:48,133 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-07 01:46:48,133 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-07 01:46:48,133 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-07 01:46:48,133 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-07 01:46:48,133 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-07 01:46:48,143 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:46:48,157 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2021-12-07 01:46:48,157 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-07 01:46:48,157 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-07 01:46:48,161 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-12-07 01:46:48,161 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-12-07 01:46:48,161 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-07 01:46:48,162 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:46:48,163 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2021-12-07 01:46:48,163 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-07 01:46:48,163 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-07 01:46:48,163 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-12-07 01:46:48,163 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-12-07 01:46:48,168 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet213#1, main_#t~nondet214#1, main_#t~malloc215#1.base, main_#t~malloc215#1.offset, main_#t~malloc216#1.base, main_#t~malloc216#1.offset, main_#t~ret217#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet213#1;havoc main_#t~nondet213#1;main_~length2~0#1 := main_#t~nondet214#1;havoc main_#t~nondet214#1; 17#L382true assume !(main_~length1~0#1 < 1); 15#L382-2true assume !(main_~length2~0#1 < 1); 6#L385-1true call main_#t~malloc215#1.base, main_#t~malloc215#1.offset := #Ultimate.allocOnStack(main_~length1~0#1);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc215#1.base, main_#t~malloc215#1.offset;call main_#t~malloc216#1.base, main_#t~malloc216#1.offset := #Ultimate.allocOnStack(main_~length2~0#1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc216#1.base, main_#t~malloc216#1.offset;call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, 1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1);assume { :begin_inline_cstrcspn } true;cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset, cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrcspn_#res#1;havoc cstrcspn_#t~mem207#1, cstrcspn_#t~post211#1.base, cstrcspn_#t~post211#1.offset, cstrcspn_#t~mem208#1, cstrcspn_#t~mem209#1, cstrcspn_#t~short210#1, cstrcspn_#t~mem212#1, cstrcspn_#t~post205#1.base, cstrcspn_#t~post205#1.offset, cstrcspn_#t~mem206#1, cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset, cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset, cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, cstrcspn_~c~0#1;cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset := cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset;cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset := cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset;havoc cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset;havoc cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset;havoc cstrcspn_~c~0#1;cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset := cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset; 10#L369-4true [2021-12-07 01:46:48,169 INFO L793 eck$LassoCheckResult]: Loop: 10#L369-4true call cstrcspn_#t~mem206#1 := read~int(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1); 16#L369-1true assume !!(0 != cstrcspn_#t~mem206#1);havoc cstrcspn_#t~mem206#1;cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset := cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset;call cstrcspn_#t~mem207#1 := read~int(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1);cstrcspn_~c~0#1 := cstrcspn_#t~mem207#1;havoc cstrcspn_#t~mem207#1; 8#L372-5true assume !true; 7#L372-6true call cstrcspn_#t~mem212#1 := read~int(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1); 18#L374true assume !(cstrcspn_#t~mem212#1 == cstrcspn_~c~0#1);havoc cstrcspn_#t~mem212#1; 11#L369-3true cstrcspn_#t~post205#1.base, cstrcspn_#t~post205#1.offset := cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset;cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset := cstrcspn_#t~post205#1.base, 1 + cstrcspn_#t~post205#1.offset;havoc cstrcspn_#t~post205#1.base, cstrcspn_#t~post205#1.offset; 10#L369-4true [2021-12-07 01:46:48,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:46:48,173 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 1 times [2021-12-07 01:46:48,179 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:46:48,179 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [714823103] [2021-12-07 01:46:48,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:46:48,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:46:48,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:46:48,265 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 01:46:48,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:46:48,304 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 01:46:48,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:46:48,306 INFO L85 PathProgramCache]: Analyzing trace with hash 1454917130, now seen corresponding path program 1 times [2021-12-07 01:46:48,306 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:46:48,307 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [659040695] [2021-12-07 01:46:48,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:46:48,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:46:48,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:46:48,352 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 01:46:48,353 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:46:48,353 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [659040695] [2021-12-07 01:46:48,354 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [659040695] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:46:48,354 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:46:48,354 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-07 01:46:48,355 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141992098] [2021-12-07 01:46:48,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:46:48,360 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-07 01:46:48,360 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:46:48,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-07 01:46:48,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-07 01:46:48,390 INFO L87 Difference]: Start difference. First operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:46:48,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:46:48,395 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2021-12-07 01:46:48,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 01:46:48,399 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 23 transitions. [2021-12-07 01:46:48,400 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2021-12-07 01:46:48,403 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 13 states and 17 transitions. [2021-12-07 01:46:48,404 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2021-12-07 01:46:48,404 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2021-12-07 01:46:48,404 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 17 transitions. [2021-12-07 01:46:48,405 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-07 01:46:48,405 INFO L681 BuchiCegarLoop]: Abstraction has 13 states and 17 transitions. [2021-12-07 01:46:48,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 17 transitions. [2021-12-07 01:46:48,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2021-12-07 01:46:48,422 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 01:46:48,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 17 transitions. [2021-12-07 01:46:48,423 INFO L704 BuchiCegarLoop]: Abstraction has 13 states and 17 transitions. [2021-12-07 01:46:48,424 INFO L587 BuchiCegarLoop]: Abstraction has 13 states and 17 transitions. [2021-12-07 01:46:48,424 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-07 01:46:48,424 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 17 transitions. [2021-12-07 01:46:48,424 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2021-12-07 01:46:48,424 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-07 01:46:48,424 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-07 01:46:48,425 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-12-07 01:46:48,425 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:46:48,425 INFO L791 eck$LassoCheckResult]: Stem: 44#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 45#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet213#1, main_#t~nondet214#1, main_#t~malloc215#1.base, main_#t~malloc215#1.offset, main_#t~malloc216#1.base, main_#t~malloc216#1.offset, main_#t~ret217#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet213#1;havoc main_#t~nondet213#1;main_~length2~0#1 := main_#t~nondet214#1;havoc main_#t~nondet214#1; 52#L382 assume !(main_~length1~0#1 < 1); 56#L382-2 assume !(main_~length2~0#1 < 1); 46#L385-1 call main_#t~malloc215#1.base, main_#t~malloc215#1.offset := #Ultimate.allocOnStack(main_~length1~0#1);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc215#1.base, main_#t~malloc215#1.offset;call main_#t~malloc216#1.base, main_#t~malloc216#1.offset := #Ultimate.allocOnStack(main_~length2~0#1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc216#1.base, main_#t~malloc216#1.offset;call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, 1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1);assume { :begin_inline_cstrcspn } true;cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset, cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrcspn_#res#1;havoc cstrcspn_#t~mem207#1, cstrcspn_#t~post211#1.base, cstrcspn_#t~post211#1.offset, cstrcspn_#t~mem208#1, cstrcspn_#t~mem209#1, cstrcspn_#t~short210#1, cstrcspn_#t~mem212#1, cstrcspn_#t~post205#1.base, cstrcspn_#t~post205#1.offset, cstrcspn_#t~mem206#1, cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset, cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset, cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, cstrcspn_~c~0#1;cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset := cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset;cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset := cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset;havoc cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset;havoc cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset;havoc cstrcspn_~c~0#1;cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset := cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset; 47#L369-4 [2021-12-07 01:46:48,425 INFO L793 eck$LassoCheckResult]: Loop: 47#L369-4 call cstrcspn_#t~mem206#1 := read~int(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1); 53#L369-1 assume !!(0 != cstrcspn_#t~mem206#1);havoc cstrcspn_#t~mem206#1;cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset := cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset;call cstrcspn_#t~mem207#1 := read~int(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1);cstrcspn_~c~0#1 := cstrcspn_#t~mem207#1;havoc cstrcspn_#t~mem207#1; 50#L372-5 call cstrcspn_#t~mem208#1 := read~int(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);cstrcspn_#t~short210#1 := 0 != cstrcspn_#t~mem208#1; 51#L372-1 assume cstrcspn_#t~short210#1;call cstrcspn_#t~mem209#1 := read~int(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);cstrcspn_#t~short210#1 := cstrcspn_#t~mem209#1 != (if cstrcspn_~c~0#1 % 256 <= 127 then cstrcspn_~c~0#1 % 256 else cstrcspn_~c~0#1 % 256 - 256); 55#L372-3 assume !cstrcspn_#t~short210#1;havoc cstrcspn_#t~mem208#1;havoc cstrcspn_#t~mem209#1;havoc cstrcspn_#t~short210#1; 48#L372-6 call cstrcspn_#t~mem212#1 := read~int(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1); 49#L374 assume !(cstrcspn_#t~mem212#1 == cstrcspn_~c~0#1);havoc cstrcspn_#t~mem212#1; 54#L369-3 cstrcspn_#t~post205#1.base, cstrcspn_#t~post205#1.offset := cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset;cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset := cstrcspn_#t~post205#1.base, 1 + cstrcspn_#t~post205#1.offset;havoc cstrcspn_#t~post205#1.base, cstrcspn_#t~post205#1.offset; 47#L369-4 [2021-12-07 01:46:48,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:46:48,426 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 2 times [2021-12-07 01:46:48,426 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:46:48,426 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [917429395] [2021-12-07 01:46:48,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:46:48,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:46:48,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:46:48,445 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 01:46:48,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:46:48,463 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 01:46:48,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:46:48,464 INFO L85 PathProgramCache]: Analyzing trace with hash 1927396657, now seen corresponding path program 1 times [2021-12-07 01:46:48,464 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:46:48,464 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060137824] [2021-12-07 01:46:48,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:46:48,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:46:48,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:46:48,476 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 01:46:48,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:46:48,488 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 01:46:48,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:46:48,488 INFO L85 PathProgramCache]: Analyzing trace with hash -102988426, now seen corresponding path program 1 times [2021-12-07 01:46:48,489 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:46:48,489 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264467060] [2021-12-07 01:46:48,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:46:48,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:46:48,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:46:48,522 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 01:46:48,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:46:48,552 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 01:46:49,146 INFO L210 LassoAnalysis]: Preferences: [2021-12-07 01:46:49,146 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-07 01:46:49,146 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-07 01:46:49,146 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-07 01:46:49,146 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-07 01:46:49,147 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:49,147 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-07 01:46:49,147 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-07 01:46:49,147 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrcspn_mixed_alloca.i_Iteration2_Lasso [2021-12-07 01:46:49,147 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-07 01:46:49,147 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-07 01:46:49,168 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 01:46:49,172 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 01:46:49,173 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 01:46:49,174 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 01:46:49,176 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 01:46:49,177 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 01:46:49,178 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 01:46:49,180 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 01:46:49,181 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 01:46:49,182 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 01:46:49,184 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 01:46:49,434 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 01:46:49,435 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 01:46:49,436 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 01:46:49,437 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 01:46:49,438 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 01:46:49,439 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 01:46:49,440 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 01:46:49,847 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-07 01:46:49,850 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-07 01:46:49,851 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:49,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:49,852 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:49,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-12-07 01:46:49,854 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 01:46:49,861 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:49,861 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:46:49,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:49,862 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:49,862 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:49,863 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:46:49,863 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:46:49,864 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:49,884 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-12-07 01:46:49,884 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:49,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:49,885 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:49,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-12-07 01:46:49,887 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 01:46:49,894 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:49,894 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:46:49,894 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:49,894 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:49,894 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:49,895 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:46:49,895 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:46:49,896 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:49,915 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-12-07 01:46:49,915 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:49,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:49,916 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:49,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-07 01:46:49,918 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 01:46:49,925 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:49,925 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:46:49,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:49,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:49,925 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:49,926 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:46:49,926 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:46:49,927 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:49,946 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-12-07 01:46:49,946 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:49,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:49,947 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:49,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-07 01:46:49,948 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 01:46:49,955 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:49,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:49,955 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:49,956 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:49,958 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:46:49,958 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 01:46:49,961 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:49,979 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-12-07 01:46:49,979 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:49,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:49,980 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:49,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-07 01:46:49,981 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 01:46:49,987 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:49,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:46:49,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:49,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:49,988 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:49,988 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:46:49,988 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:46:49,989 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:50,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-12-07 01:46:50,008 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:50,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:50,009 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:50,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-07 01:46:50,010 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 01:46:50,017 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:50,017 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:46:50,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:50,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:50,018 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:50,018 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:46:50,018 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:46:50,020 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:50,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-12-07 01:46:50,038 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:50,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:50,039 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:50,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-07 01:46:50,040 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 01:46:50,047 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:50,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:50,047 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:50,047 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:50,050 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:46:50,050 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 01:46:50,052 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:50,071 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-12-07 01:46:50,071 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:50,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:50,072 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:50,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-07 01:46:50,073 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:46:50,080 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:50,080 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:46:50,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:50,080 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:50,080 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:50,081 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:46:50,081 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:46:50,082 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:50,100 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-12-07 01:46:50,100 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:50,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:50,101 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:50,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-07 01:46:50,102 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 01:46:50,109 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:50,109 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:46:50,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:50,110 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:50,110 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:50,110 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:46:50,110 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:46:50,111 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:50,129 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-12-07 01:46:50,130 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:50,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:50,130 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:50,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-07 01:46:50,132 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 01:46:50,139 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:50,140 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:46:50,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:50,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:50,140 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:50,140 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:46:50,141 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:46:50,142 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:50,160 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2021-12-07 01:46:50,160 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:50,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:50,161 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:50,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-07 01:46:50,163 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 01:46:50,170 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:50,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:50,170 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:50,170 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:50,172 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:46:50,173 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 01:46:50,175 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:50,193 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-12-07 01:46:50,193 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:50,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:50,194 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:50,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-07 01:46:50,195 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 01:46:50,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:50,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:50,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:50,203 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:50,210 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:46:50,210 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 01:46:50,220 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:50,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-12-07 01:46:50,239 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:50,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:50,240 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:50,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-07 01:46:50,241 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 01:46:50,248 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:50,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:50,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:50,248 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:50,251 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:46:50,251 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 01:46:50,254 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:50,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-12-07 01:46:50,272 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:50,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:50,273 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:50,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-07 01:46:50,275 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 01:46:50,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:50,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:50,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:50,283 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:50,285 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:46:50,285 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 01:46:50,287 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:50,306 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2021-12-07 01:46:50,306 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:50,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:50,307 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:50,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-07 01:46:50,311 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:46:50,318 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:50,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:50,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:50,318 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:50,319 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:46:50,319 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 01:46:50,322 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:50,352 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-12-07 01:46:50,352 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:50,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:50,353 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:50,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-07 01:46:50,356 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 01:46:50,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:50,363 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:46:50,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:50,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:50,363 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:50,364 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:46:50,364 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:46:50,365 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:50,384 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-12-07 01:46:50,385 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:50,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:50,386 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:50,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-07 01:46:50,388 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 01:46:50,396 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:50,396 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:50,396 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:50,397 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:50,405 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:46:50,405 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 01:46:50,421 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-07 01:46:50,445 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2021-12-07 01:46:50,445 INFO L444 ModelExtractionUtils]: 38 out of 49 variables were initially zero. Simplification set additionally 8 variables to zero. [2021-12-07 01:46:50,446 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:50,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:50,447 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:50,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-07 01:46:50,448 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-07 01:46:50,459 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-07 01:46:50,459 INFO L513 LassoAnalysis]: Proved termination. [2021-12-07 01:46:50,459 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc215#1.base)_1, ULTIMATE.start_cstrcspn_~sc1~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc215#1.base)_1 - 1*ULTIMATE.start_cstrcspn_~sc1~0#1.offset Supporting invariants [] [2021-12-07 01:46:50,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-12-07 01:46:50,508 INFO L297 tatePredicateManager]: 8 out of 9 supporting invariants were superfluous and have been removed [2021-12-07 01:46:50,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:46:50,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:46:50,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 10 conjunts are in the unsatisfiable core [2021-12-07 01:46:50,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:46:50,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:46:50,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-07 01:46:50,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:46:50,628 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 01:46:50,631 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-12-07 01:46:50,632 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 13 states and 17 transitions. cyclomatic complexity: 5 Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 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 01:46:50,683 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 13 states and 17 transitions. cyclomatic complexity: 5. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 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 21 states and 28 transitions. Complement of second has 4 states. [2021-12-07 01:46:50,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-12-07 01:46:50,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 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 01:46:50,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 17 transitions. [2021-12-07 01:46:50,686 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 17 transitions. Stem has 5 letters. Loop has 8 letters. [2021-12-07 01:46:50,687 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-07 01:46:50,687 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 17 transitions. Stem has 13 letters. Loop has 8 letters. [2021-12-07 01:46:50,687 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-07 01:46:50,688 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 17 transitions. Stem has 5 letters. Loop has 16 letters. [2021-12-07 01:46:50,688 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-07 01:46:50,688 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21 states and 28 transitions. [2021-12-07 01:46:50,689 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-07 01:46:50,690 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21 states to 18 states and 25 transitions. [2021-12-07 01:46:50,690 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2021-12-07 01:46:50,690 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2021-12-07 01:46:50,690 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 25 transitions. [2021-12-07 01:46:50,691 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-07 01:46:50,691 INFO L681 BuchiCegarLoop]: Abstraction has 18 states and 25 transitions. [2021-12-07 01:46:50,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 25 transitions. [2021-12-07 01:46:50,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2021-12-07 01:46:50,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.3888888888888888) internal successors, (25), 17 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:46:50,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 25 transitions. [2021-12-07 01:46:50,693 INFO L704 BuchiCegarLoop]: Abstraction has 18 states and 25 transitions. [2021-12-07 01:46:50,693 INFO L587 BuchiCegarLoop]: Abstraction has 18 states and 25 transitions. [2021-12-07 01:46:50,693 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-07 01:46:50,693 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 25 transitions. [2021-12-07 01:46:50,694 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-07 01:46:50,694 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-07 01:46:50,694 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-07 01:46:50,694 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:46:50,694 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-07 01:46:50,695 INFO L791 eck$LassoCheckResult]: Stem: 178#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 179#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet213#1, main_#t~nondet214#1, main_#t~malloc215#1.base, main_#t~malloc215#1.offset, main_#t~malloc216#1.base, main_#t~malloc216#1.offset, main_#t~ret217#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet213#1;havoc main_#t~nondet213#1;main_~length2~0#1 := main_#t~nondet214#1;havoc main_#t~nondet214#1; 188#L382 assume !(main_~length1~0#1 < 1); 195#L382-2 assume !(main_~length2~0#1 < 1); 180#L385-1 call main_#t~malloc215#1.base, main_#t~malloc215#1.offset := #Ultimate.allocOnStack(main_~length1~0#1);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc215#1.base, main_#t~malloc215#1.offset;call main_#t~malloc216#1.base, main_#t~malloc216#1.offset := #Ultimate.allocOnStack(main_~length2~0#1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc216#1.base, main_#t~malloc216#1.offset;call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, 1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1);assume { :begin_inline_cstrcspn } true;cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset, cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrcspn_#res#1;havoc cstrcspn_#t~mem207#1, cstrcspn_#t~post211#1.base, cstrcspn_#t~post211#1.offset, cstrcspn_#t~mem208#1, cstrcspn_#t~mem209#1, cstrcspn_#t~short210#1, cstrcspn_#t~mem212#1, cstrcspn_#t~post205#1.base, cstrcspn_#t~post205#1.offset, cstrcspn_#t~mem206#1, cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset, cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset, cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, cstrcspn_~c~0#1;cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset := cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset;cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset := cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset;havoc cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset;havoc cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset;havoc cstrcspn_~c~0#1;cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset := cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset; 181#L369-4 call cstrcspn_#t~mem206#1 := read~int(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1); 190#L369-1 assume !!(0 != cstrcspn_#t~mem206#1);havoc cstrcspn_#t~mem206#1;cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset := cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset;call cstrcspn_#t~mem207#1 := read~int(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1);cstrcspn_~c~0#1 := cstrcspn_#t~mem207#1;havoc cstrcspn_#t~mem207#1; 184#L372-5 [2021-12-07 01:46:50,695 INFO L793 eck$LassoCheckResult]: Loop: 184#L372-5 call cstrcspn_#t~mem208#1 := read~int(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);cstrcspn_#t~short210#1 := 0 != cstrcspn_#t~mem208#1; 185#L372-1 assume cstrcspn_#t~short210#1;call cstrcspn_#t~mem209#1 := read~int(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);cstrcspn_#t~short210#1 := cstrcspn_#t~mem209#1 != (if cstrcspn_~c~0#1 % 256 <= 127 then cstrcspn_~c~0#1 % 256 else cstrcspn_~c~0#1 % 256 - 256); 193#L372-3 assume !!cstrcspn_#t~short210#1;havoc cstrcspn_#t~mem208#1;havoc cstrcspn_#t~mem209#1;havoc cstrcspn_#t~short210#1;cstrcspn_#t~post211#1.base, cstrcspn_#t~post211#1.offset := cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset;cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset := cstrcspn_#t~post211#1.base, cstrcspn_#t~post211#1.offset - 1;havoc cstrcspn_#t~post211#1.base, cstrcspn_#t~post211#1.offset; 184#L372-5 [2021-12-07 01:46:50,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:46:50,696 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935595, now seen corresponding path program 1 times [2021-12-07 01:46:50,696 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:46:50,696 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867685359] [2021-12-07 01:46:50,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:46:50,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:46:50,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:46:50,722 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 01:46:50,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:46:50,740 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 01:46:50,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:46:50,740 INFO L85 PathProgramCache]: Analyzing trace with hash 58692, now seen corresponding path program 1 times [2021-12-07 01:46:50,741 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:46:50,741 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072031105] [2021-12-07 01:46:50,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:46:50,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:46:50,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:46:50,745 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 01:46:50,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:46:50,750 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 01:46:50,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:46:50,750 INFO L85 PathProgramCache]: Analyzing trace with hash 1593218778, now seen corresponding path program 1 times [2021-12-07 01:46:50,750 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:46:50,750 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102996811] [2021-12-07 01:46:50,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:46:50,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:46:50,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:46:50,768 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 01:46:50,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:46:50,786 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 01:46:51,031 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-12-07 01:46:51,322 INFO L210 LassoAnalysis]: Preferences: [2021-12-07 01:46:51,322 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-07 01:46:51,322 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-07 01:46:51,322 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-07 01:46:51,322 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-07 01:46:51,322 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:51,322 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-07 01:46:51,322 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-07 01:46:51,322 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrcspn_mixed_alloca.i_Iteration3_Lasso [2021-12-07 01:46:51,322 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-07 01:46:51,322 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-07 01:46:51,325 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 01:46:51,327 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 01:46:51,328 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 01:46:51,330 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 01:46:51,331 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 01:46:51,332 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 01:46:51,332 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 01:46:51,333 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 01:46:51,334 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 01:46:51,335 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 01:46:51,336 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 01:46:51,572 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 01:46:51,574 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 01:46:51,575 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 01:46:51,576 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 01:46:51,577 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 01:46:51,579 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 01:46:51,580 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 01:46:51,915 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-07 01:46:51,915 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-07 01:46:51,915 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:51,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:51,916 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:51,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-07 01:46:51,917 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 01:46:51,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:51,924 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:46:51,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:51,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:51,925 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:51,925 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:46:51,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:46:51,926 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:51,944 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2021-12-07 01:46:51,944 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:51,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:51,945 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:51,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-07 01:46:51,946 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 01:46:51,953 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:51,953 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:46:51,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:51,954 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:51,954 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:51,954 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:46:51,954 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:46:51,955 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:51,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-12-07 01:46:51,974 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:51,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:51,975 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:51,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-07 01:46:51,976 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 01:46:51,983 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:51,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:51,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:51,983 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:51,984 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:46:51,984 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 01:46:51,987 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:52,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-12-07 01:46:52,005 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:52,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:52,006 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:52,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-07 01:46:52,008 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 01:46:52,015 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:52,015 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:46:52,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:52,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:52,015 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:52,015 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:46:52,015 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:46:52,017 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:52,035 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-12-07 01:46:52,035 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:52,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:52,036 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:52,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-07 01:46:52,037 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 01:46:52,044 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:52,044 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:46:52,044 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:52,044 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:52,044 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:52,044 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:46:52,044 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:46:52,045 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:52,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-12-07 01:46:52,063 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:52,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:52,064 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:52,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-07 01:46:52,065 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 01:46:52,072 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:52,072 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:46:52,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:52,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:52,072 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:52,073 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:46:52,073 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:46:52,074 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:52,091 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-12-07 01:46:52,092 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:52,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:52,092 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:52,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-07 01:46:52,093 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 01:46:52,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:52,100 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:46:52,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:52,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:52,101 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:52,101 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:46:52,101 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:46:52,105 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:52,123 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-12-07 01:46:52,123 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:52,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:52,124 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:52,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-07 01:46:52,126 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 01:46:52,133 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:52,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:52,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:52,133 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:52,135 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:46:52,135 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 01:46:52,138 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:52,156 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-12-07 01:46:52,156 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:52,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:52,157 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:52,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-07 01:46:52,158 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 01:46:52,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:52,165 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:46:52,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:52,165 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:52,165 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:52,165 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:46:52,165 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:46:52,166 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:52,184 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-12-07 01:46:52,184 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:52,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:52,185 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:52,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-07 01:46:52,186 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 01:46:52,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:52,193 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:46:52,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:52,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:52,193 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:52,194 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:46:52,194 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:46:52,194 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:52,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-12-07 01:46:52,213 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:52,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:52,213 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:52,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-07 01:46:52,215 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 01:46:52,222 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:52,222 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:52,222 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:52,222 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:52,223 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:46:52,224 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 01:46:52,226 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:52,244 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-12-07 01:46:52,244 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:52,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:52,245 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:52,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-07 01:46:52,246 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 01:46:52,253 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:52,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:52,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:52,254 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:52,257 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:46:52,257 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 01:46:52,268 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:52,286 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-12-07 01:46:52,286 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:52,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:52,287 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:52,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-07 01:46:52,288 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:46:52,295 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:52,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:52,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:52,296 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:52,297 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:46:52,297 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 01:46:52,299 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:52,317 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-12-07 01:46:52,318 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:52,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:52,318 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:52,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-07 01:46:52,320 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 01:46:52,327 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:52,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:52,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:52,327 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:52,328 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:46:52,328 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 01:46:52,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:52,349 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-12-07 01:46:52,349 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:52,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:52,350 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:52,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-07 01:46:52,352 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 01:46:52,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:52,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:52,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:52,359 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:52,360 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:46:52,360 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 01:46:52,362 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:52,380 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-12-07 01:46:52,380 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:52,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:52,381 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:52,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-07 01:46:52,383 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 01:46:52,390 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:52,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:52,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:52,390 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:52,395 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:46:52,395 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 01:46:52,413 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-07 01:46:52,430 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2021-12-07 01:46:52,430 INFO L444 ModelExtractionUtils]: 23 out of 46 variables were initially zero. Simplification set additionally 20 variables to zero. [2021-12-07 01:46:52,430 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:52,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:52,431 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:52,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-07 01:46:52,431 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-07 01:46:52,439 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-07 01:46:52,439 INFO L513 LassoAnalysis]: Proved termination. [2021-12-07 01:46:52,439 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrcspn_~s~0#1.offset) = 2*ULTIMATE.start_cstrcspn_~s~0#1.offset + 1 Supporting invariants [] [2021-12-07 01:46:52,458 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-12-07 01:46:52,503 INFO L297 tatePredicateManager]: 17 out of 17 supporting invariants were superfluous and have been removed [2021-12-07 01:46:52,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:46:52,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:46:52,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-07 01:46:52,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:46:52,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:46:52,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-07 01:46:52,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:46:52,543 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 01:46:52,544 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-12-07 01:46:52,544 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18 states and 25 transitions. cyclomatic complexity: 9 Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:46:52,558 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18 states and 25 transitions. cyclomatic complexity: 9. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 43 states and 57 transitions. Complement of second has 5 states. [2021-12-07 01:46:52,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-12-07 01:46:52,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:46:52,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 18 transitions. [2021-12-07 01:46:52,559 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 18 transitions. Stem has 7 letters. Loop has 3 letters. [2021-12-07 01:46:52,559 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-07 01:46:52,559 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 18 transitions. Stem has 10 letters. Loop has 3 letters. [2021-12-07 01:46:52,559 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-07 01:46:52,559 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 18 transitions. Stem has 7 letters. Loop has 6 letters. [2021-12-07 01:46:52,559 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-07 01:46:52,560 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 43 states and 57 transitions. [2021-12-07 01:46:52,561 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-07 01:46:52,561 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 43 states to 30 states and 40 transitions. [2021-12-07 01:46:52,561 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2021-12-07 01:46:52,562 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2021-12-07 01:46:52,562 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 40 transitions. [2021-12-07 01:46:52,562 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-07 01:46:52,562 INFO L681 BuchiCegarLoop]: Abstraction has 30 states and 40 transitions. [2021-12-07 01:46:52,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states and 40 transitions. [2021-12-07 01:46:52,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 24. [2021-12-07 01:46:52,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 24 states have (on average 1.375) internal successors, (33), 23 states have internal predecessors, (33), 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 01:46:52,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 33 transitions. [2021-12-07 01:46:52,564 INFO L704 BuchiCegarLoop]: Abstraction has 24 states and 33 transitions. [2021-12-07 01:46:52,564 INFO L587 BuchiCegarLoop]: Abstraction has 24 states and 33 transitions. [2021-12-07 01:46:52,564 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-07 01:46:52,564 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states and 33 transitions. [2021-12-07 01:46:52,564 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-07 01:46:52,564 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-07 01:46:52,564 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-07 01:46:52,565 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:46:52,565 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-07 01:46:52,565 INFO L791 eck$LassoCheckResult]: Stem: 358#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 359#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet213#1, main_#t~nondet214#1, main_#t~malloc215#1.base, main_#t~malloc215#1.offset, main_#t~malloc216#1.base, main_#t~malloc216#1.offset, main_#t~ret217#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet213#1;havoc main_#t~nondet213#1;main_~length2~0#1 := main_#t~nondet214#1;havoc main_#t~nondet214#1; 368#L382 assume !(main_~length1~0#1 < 1); 377#L382-2 assume !(main_~length2~0#1 < 1); 360#L385-1 call main_#t~malloc215#1.base, main_#t~malloc215#1.offset := #Ultimate.allocOnStack(main_~length1~0#1);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc215#1.base, main_#t~malloc215#1.offset;call main_#t~malloc216#1.base, main_#t~malloc216#1.offset := #Ultimate.allocOnStack(main_~length2~0#1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc216#1.base, main_#t~malloc216#1.offset;call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, 1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1);assume { :begin_inline_cstrcspn } true;cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset, cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrcspn_#res#1;havoc cstrcspn_#t~mem207#1, cstrcspn_#t~post211#1.base, cstrcspn_#t~post211#1.offset, cstrcspn_#t~mem208#1, cstrcspn_#t~mem209#1, cstrcspn_#t~short210#1, cstrcspn_#t~mem212#1, cstrcspn_#t~post205#1.base, cstrcspn_#t~post205#1.offset, cstrcspn_#t~mem206#1, cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset, cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset, cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, cstrcspn_~c~0#1;cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset := cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset;cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset := cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset;havoc cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset;havoc cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset;havoc cstrcspn_~c~0#1;cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset := cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset; 361#L369-4 call cstrcspn_#t~mem206#1 := read~int(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1); 369#L369-1 assume !!(0 != cstrcspn_#t~mem206#1);havoc cstrcspn_#t~mem206#1;cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset := cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset;call cstrcspn_#t~mem207#1 := read~int(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1);cstrcspn_~c~0#1 := cstrcspn_#t~mem207#1;havoc cstrcspn_#t~mem207#1; 378#L372-5 call cstrcspn_#t~mem208#1 := read~int(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);cstrcspn_#t~short210#1 := 0 != cstrcspn_#t~mem208#1; 381#L372-1 assume !cstrcspn_#t~short210#1; 379#L372-3 assume !cstrcspn_#t~short210#1;havoc cstrcspn_#t~mem208#1;havoc cstrcspn_#t~mem209#1;havoc cstrcspn_#t~short210#1; 362#L372-6 call cstrcspn_#t~mem212#1 := read~int(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1); 363#L374 assume !(cstrcspn_#t~mem212#1 == cstrcspn_~c~0#1);havoc cstrcspn_#t~mem212#1; 373#L369-3 cstrcspn_#t~post205#1.base, cstrcspn_#t~post205#1.offset := cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset;cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset := cstrcspn_#t~post205#1.base, 1 + cstrcspn_#t~post205#1.offset;havoc cstrcspn_#t~post205#1.base, cstrcspn_#t~post205#1.offset; 370#L369-4 call cstrcspn_#t~mem206#1 := read~int(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1); 372#L369-1 assume !!(0 != cstrcspn_#t~mem206#1);havoc cstrcspn_#t~mem206#1;cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset := cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset;call cstrcspn_#t~mem207#1 := read~int(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1);cstrcspn_~c~0#1 := cstrcspn_#t~mem207#1;havoc cstrcspn_#t~mem207#1; 364#L372-5 [2021-12-07 01:46:52,565 INFO L793 eck$LassoCheckResult]: Loop: 364#L372-5 call cstrcspn_#t~mem208#1 := read~int(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);cstrcspn_#t~short210#1 := 0 != cstrcspn_#t~mem208#1; 365#L372-1 assume cstrcspn_#t~short210#1;call cstrcspn_#t~mem209#1 := read~int(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);cstrcspn_#t~short210#1 := cstrcspn_#t~mem209#1 != (if cstrcspn_~c~0#1 % 256 <= 127 then cstrcspn_~c~0#1 % 256 else cstrcspn_~c~0#1 % 256 - 256); 374#L372-3 assume !!cstrcspn_#t~short210#1;havoc cstrcspn_#t~mem208#1;havoc cstrcspn_#t~mem209#1;havoc cstrcspn_#t~short210#1;cstrcspn_#t~post211#1.base, cstrcspn_#t~post211#1.offset := cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset;cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset := cstrcspn_#t~post211#1.base, cstrcspn_#t~post211#1.offset - 1;havoc cstrcspn_#t~post211#1.base, cstrcspn_#t~post211#1.offset; 364#L372-5 [2021-12-07 01:46:52,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:46:52,565 INFO L85 PathProgramCache]: Analyzing trace with hash 1587378397, now seen corresponding path program 1 times [2021-12-07 01:46:52,566 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:46:52,566 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735171286] [2021-12-07 01:46:52,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:46:52,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:46:52,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:46:52,579 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 01:46:52,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:46:52,593 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 01:46:52,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:46:52,593 INFO L85 PathProgramCache]: Analyzing trace with hash 58692, now seen corresponding path program 2 times [2021-12-07 01:46:52,593 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:46:52,593 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [657283053] [2021-12-07 01:46:52,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:46:52,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:46:52,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:46:52,597 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 01:46:52,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:46:52,601 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 01:46:52,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:46:52,601 INFO L85 PathProgramCache]: Analyzing trace with hash 1999924968, now seen corresponding path program 1 times [2021-12-07 01:46:52,601 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:46:52,602 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1748687015] [2021-12-07 01:46:52,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:46:52,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:46:52,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:46:52,663 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:46:52,664 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:46:52,664 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1748687015] [2021-12-07 01:46:52,664 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1748687015] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 01:46:52,664 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1241160330] [2021-12-07 01:46:52,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:46:52,664 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:46:52,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:52,665 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:46:52,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Waiting until timeout for monitored process [2021-12-07 01:46:52,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:46:52,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 27 conjunts are in the unsatisfiable core [2021-12-07 01:46:52,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:46:52,743 INFO L354 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2021-12-07 01:46:52,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 15 [2021-12-07 01:46:52,796 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:46:52,796 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 01:46:52,831 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:46:52,832 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1241160330] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 01:46:52,832 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-07 01:46:52,832 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 7] total 11 [2021-12-07 01:46:52,832 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407840549] [2021-12-07 01:46:52,832 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-07 01:46:52,900 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:46:52,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-12-07 01:46:52,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2021-12-07 01:46:52,901 INFO L87 Difference]: Start difference. First operand 24 states and 33 transitions. cyclomatic complexity: 12 Second operand has 11 states, 11 states have (on average 2.272727272727273) internal successors, (25), 11 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:46:52,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:46:52,975 INFO L93 Difference]: Finished difference Result 59 states and 72 transitions. [2021-12-07 01:46:52,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 01:46:52,975 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 59 states and 72 transitions. [2021-12-07 01:46:52,978 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-07 01:46:52,980 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 59 states to 43 states and 53 transitions. [2021-12-07 01:46:52,980 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2021-12-07 01:46:52,980 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2021-12-07 01:46:52,980 INFO L73 IsDeterministic]: Start isDeterministic. Operand 43 states and 53 transitions. [2021-12-07 01:46:52,980 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-07 01:46:52,980 INFO L681 BuchiCegarLoop]: Abstraction has 43 states and 53 transitions. [2021-12-07 01:46:52,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states and 53 transitions. [2021-12-07 01:46:52,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 28. [2021-12-07 01:46:52,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 28 states have (on average 1.2857142857142858) internal successors, (36), 27 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:46:52,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 36 transitions. [2021-12-07 01:46:52,984 INFO L704 BuchiCegarLoop]: Abstraction has 28 states and 36 transitions. [2021-12-07 01:46:52,984 INFO L587 BuchiCegarLoop]: Abstraction has 28 states and 36 transitions. [2021-12-07 01:46:52,984 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-12-07 01:46:52,984 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 28 states and 36 transitions. [2021-12-07 01:46:52,985 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-07 01:46:52,985 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-07 01:46:52,985 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-07 01:46:52,986 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:46:52,986 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-07 01:46:52,986 INFO L791 eck$LassoCheckResult]: Stem: 563#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 564#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet213#1, main_#t~nondet214#1, main_#t~malloc215#1.base, main_#t~malloc215#1.offset, main_#t~malloc216#1.base, main_#t~malloc216#1.offset, main_#t~ret217#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet213#1;havoc main_#t~nondet213#1;main_~length2~0#1 := main_#t~nondet214#1;havoc main_#t~nondet214#1; 573#L382 assume !(main_~length1~0#1 < 1); 582#L382-2 assume !(main_~length2~0#1 < 1); 565#L385-1 call main_#t~malloc215#1.base, main_#t~malloc215#1.offset := #Ultimate.allocOnStack(main_~length1~0#1);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc215#1.base, main_#t~malloc215#1.offset;call main_#t~malloc216#1.base, main_#t~malloc216#1.offset := #Ultimate.allocOnStack(main_~length2~0#1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc216#1.base, main_#t~malloc216#1.offset;call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, 1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1);assume { :begin_inline_cstrcspn } true;cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset, cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrcspn_#res#1;havoc cstrcspn_#t~mem207#1, cstrcspn_#t~post211#1.base, cstrcspn_#t~post211#1.offset, cstrcspn_#t~mem208#1, cstrcspn_#t~mem209#1, cstrcspn_#t~short210#1, cstrcspn_#t~mem212#1, cstrcspn_#t~post205#1.base, cstrcspn_#t~post205#1.offset, cstrcspn_#t~mem206#1, cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset, cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset, cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, cstrcspn_~c~0#1;cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset := cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset;cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset := cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset;havoc cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset;havoc cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset;havoc cstrcspn_~c~0#1;cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset := cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset; 566#L369-4 call cstrcspn_#t~mem206#1 := read~int(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1); 574#L369-1 assume !!(0 != cstrcspn_#t~mem206#1);havoc cstrcspn_#t~mem206#1;cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset := cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset;call cstrcspn_#t~mem207#1 := read~int(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1);cstrcspn_~c~0#1 := cstrcspn_#t~mem207#1;havoc cstrcspn_#t~mem207#1; 587#L372-5 call cstrcspn_#t~mem208#1 := read~int(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);cstrcspn_#t~short210#1 := 0 != cstrcspn_#t~mem208#1; 580#L372-1 assume cstrcspn_#t~short210#1;call cstrcspn_#t~mem209#1 := read~int(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);cstrcspn_#t~short210#1 := cstrcspn_#t~mem209#1 != (if cstrcspn_~c~0#1 % 256 <= 127 then cstrcspn_~c~0#1 % 256 else cstrcspn_~c~0#1 % 256 - 256); 581#L372-3 assume !cstrcspn_#t~short210#1;havoc cstrcspn_#t~mem208#1;havoc cstrcspn_#t~mem209#1;havoc cstrcspn_#t~short210#1; 567#L372-6 call cstrcspn_#t~mem212#1 := read~int(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1); 568#L374 assume !(cstrcspn_#t~mem212#1 == cstrcspn_~c~0#1);havoc cstrcspn_#t~mem212#1; 578#L369-3 cstrcspn_#t~post205#1.base, cstrcspn_#t~post205#1.offset := cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset;cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset := cstrcspn_#t~post205#1.base, 1 + cstrcspn_#t~post205#1.offset;havoc cstrcspn_#t~post205#1.base, cstrcspn_#t~post205#1.offset; 575#L369-4 call cstrcspn_#t~mem206#1 := read~int(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1); 577#L369-1 assume !!(0 != cstrcspn_#t~mem206#1);havoc cstrcspn_#t~mem206#1;cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset := cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset;call cstrcspn_#t~mem207#1 := read~int(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1);cstrcspn_~c~0#1 := cstrcspn_#t~mem207#1;havoc cstrcspn_#t~mem207#1; 569#L372-5 [2021-12-07 01:46:52,986 INFO L793 eck$LassoCheckResult]: Loop: 569#L372-5 call cstrcspn_#t~mem208#1 := read~int(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);cstrcspn_#t~short210#1 := 0 != cstrcspn_#t~mem208#1; 570#L372-1 assume cstrcspn_#t~short210#1;call cstrcspn_#t~mem209#1 := read~int(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);cstrcspn_#t~short210#1 := cstrcspn_#t~mem209#1 != (if cstrcspn_~c~0#1 % 256 <= 127 then cstrcspn_~c~0#1 % 256 else cstrcspn_~c~0#1 % 256 - 256); 579#L372-3 assume !!cstrcspn_#t~short210#1;havoc cstrcspn_#t~mem208#1;havoc cstrcspn_#t~mem209#1;havoc cstrcspn_#t~short210#1;cstrcspn_#t~post211#1.base, cstrcspn_#t~post211#1.offset := cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset;cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset := cstrcspn_#t~post211#1.base, cstrcspn_#t~post211#1.offset - 1;havoc cstrcspn_#t~post211#1.base, cstrcspn_#t~post211#1.offset; 569#L372-5 [2021-12-07 01:46:52,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:46:52,987 INFO L85 PathProgramCache]: Analyzing trace with hash -187628965, now seen corresponding path program 2 times [2021-12-07 01:46:52,987 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:46:52,987 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795148702] [2021-12-07 01:46:52,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:46:52,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:46:53,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:46:53,009 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 01:46:53,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:46:53,030 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 01:46:53,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:46:53,030 INFO L85 PathProgramCache]: Analyzing trace with hash 58692, now seen corresponding path program 3 times [2021-12-07 01:46:53,030 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:46:53,030 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359560566] [2021-12-07 01:46:53,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:46:53,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:46:53,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:46:53,035 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 01:46:53,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:46:53,040 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 01:46:53,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:46:53,040 INFO L85 PathProgramCache]: Analyzing trace with hash -1902015318, now seen corresponding path program 1 times [2021-12-07 01:46:53,041 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:46:53,041 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934121918] [2021-12-07 01:46:53,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:46:53,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:46:53,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:46:53,072 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 01:46:53,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:46:53,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-12-07 01:46:53,095 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 01:46:53,967 INFO L210 LassoAnalysis]: Preferences: [2021-12-07 01:46:53,967 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-07 01:46:53,968 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-07 01:46:53,968 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-07 01:46:53,968 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-07 01:46:53,968 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:53,968 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-07 01:46:53,968 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-07 01:46:53,968 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrcspn_mixed_alloca.i_Iteration5_Lasso [2021-12-07 01:46:53,968 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-07 01:46:53,968 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-07 01:46:53,972 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 01:46:53,973 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 01:46:53,974 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 01:46:53,976 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 01:46:53,976 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 01:46:53,977 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 01:46:53,978 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 01:46:53,979 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 01:46:53,980 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 01:46:53,981 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 01:46:53,983 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 01:46:53,984 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 01:46:53,985 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 01:46:53,986 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 01:46:53,990 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 01:46:53,992 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 01:46:53,993 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 01:46:53,994 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 01:46:55,306 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-07 01:46:55,306 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-07 01:46:55,306 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:55,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:55,307 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:55,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-07 01:46:55,308 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 01:46:55,314 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:55,314 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:46:55,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:55,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:55,315 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:55,315 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:46:55,315 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:46:55,316 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:55,334 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-12-07 01:46:55,334 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:55,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:55,335 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:55,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-07 01:46:55,336 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 01:46:55,344 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:55,344 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:46:55,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:55,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:55,344 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:55,345 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:46:55,345 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:46:55,346 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:55,364 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2021-12-07 01:46:55,364 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:55,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:55,365 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:55,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-07 01:46:55,366 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 01:46:55,373 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:55,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:55,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:55,373 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:55,374 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:46:55,374 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 01:46:55,376 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:55,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-12-07 01:46:55,394 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:55,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:55,395 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:55,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-07 01:46:55,396 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 01:46:55,403 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:55,403 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:46:55,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:55,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:55,404 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:55,404 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:46:55,404 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:46:55,405 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:55,423 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-12-07 01:46:55,423 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:55,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:55,424 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:55,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-07 01:46:55,425 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 01:46:55,432 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:55,432 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:46:55,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:55,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:55,432 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:55,432 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:46:55,433 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:46:55,434 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:55,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-12-07 01:46:55,452 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:55,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:55,453 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:55,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-07 01:46:55,454 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 01:46:55,460 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:55,461 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:46:55,461 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:55,461 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:55,461 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:55,461 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:46:55,461 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:46:55,462 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:55,480 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-12-07 01:46:55,480 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:55,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:55,481 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:55,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-12-07 01:46:55,483 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:46:55,490 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:55,490 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:46:55,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:55,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:55,491 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:55,491 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:46:55,491 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:46:55,492 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:55,510 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-12-07 01:46:55,510 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:55,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:55,511 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:55,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-12-07 01:46:55,512 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 01:46:55,519 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:55,519 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:46:55,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:55,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:55,519 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:55,520 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:46:55,520 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:46:55,521 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:55,539 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-12-07 01:46:55,539 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:55,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:55,540 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:55,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-12-07 01:46:55,541 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 01:46:55,548 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:55,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:55,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:55,548 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:55,549 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:46:55,549 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 01:46:55,551 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:55,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-12-07 01:46:55,569 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:55,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:55,570 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:55,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-12-07 01:46:55,572 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 01:46:55,578 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:55,579 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:46:55,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:55,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:55,579 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:55,579 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:46:55,579 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:46:55,580 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:55,598 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-12-07 01:46:55,598 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:55,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:55,599 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:55,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-12-07 01:46:55,600 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 01:46:55,607 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:55,607 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:46:55,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:55,608 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:55,608 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:55,608 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:46:55,608 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:46:55,609 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:55,627 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-12-07 01:46:55,627 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:55,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:55,628 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:55,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-12-07 01:46:55,629 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 01:46:55,637 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:55,637 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:46:55,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:55,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:55,637 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:55,638 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:46:55,638 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:46:55,639 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:55,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-12-07 01:46:55,657 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:55,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:55,658 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:55,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-12-07 01:46:55,659 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 01:46:55,667 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:55,667 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:46:55,667 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:55,667 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:55,667 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:55,667 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:46:55,668 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:46:55,669 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:55,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-12-07 01:46:55,687 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:55,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:55,688 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:55,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-12-07 01:46:55,689 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 01:46:55,696 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:55,696 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:46:55,696 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:55,696 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:55,696 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:55,696 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:46:55,696 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:46:55,697 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:55,715 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-12-07 01:46:55,715 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:55,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:55,716 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:55,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-12-07 01:46:55,717 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 01:46:55,724 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:55,724 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:46:55,724 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:55,724 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:55,724 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:55,724 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:46:55,724 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:46:55,725 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:55,743 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-12-07 01:46:55,743 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:55,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:55,744 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:55,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-12-07 01:46:55,745 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:46:55,753 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:55,753 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:46:55,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:55,753 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:55,753 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:55,753 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:46:55,754 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:46:55,755 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:55,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-12-07 01:46:55,773 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:55,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:55,774 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:55,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-12-07 01:46:55,777 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 01:46:55,784 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:55,784 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:46:55,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:55,784 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:55,784 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:55,785 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:46:55,785 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:46:55,786 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:55,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-12-07 01:46:55,804 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:55,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:55,804 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:55,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-12-07 01:46:55,806 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 01:46:55,813 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:55,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:55,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:55,813 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:55,814 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:46:55,814 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 01:46:55,816 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:46:55,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-12-07 01:46:55,834 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:55,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:55,835 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:55,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-12-07 01:46:55,837 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 01:46:55,845 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:46:55,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:46:55,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:46:55,845 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:46:55,850 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:46:55,850 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 01:46:55,865 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-07 01:46:55,876 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2021-12-07 01:46:55,876 INFO L444 ModelExtractionUtils]: 47 out of 52 variables were initially zero. Simplification set additionally 2 variables to zero. [2021-12-07 01:46:55,877 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:46:55,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:46:55,877 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:46:55,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-12-07 01:46:55,878 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-07 01:46:55,886 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-07 01:46:55,886 INFO L513 LassoAnalysis]: Proved termination. [2021-12-07 01:46:55,886 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrcspn_~s~0#1.offset) = 2*ULTIMATE.start_cstrcspn_~s~0#1.offset + 1 Supporting invariants [] [2021-12-07 01:46:55,904 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-12-07 01:46:55,985 INFO L297 tatePredicateManager]: 26 out of 26 supporting invariants were superfluous and have been removed [2021-12-07 01:46:55,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:46:56,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:46:56,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-07 01:46:56,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:46:56,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:46:56,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-07 01:46:56,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:46:56,027 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 01:46:56,027 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-12-07 01:46:56,028 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 28 states and 36 transitions. cyclomatic complexity: 11 Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 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 01:46:56,038 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 28 states and 36 transitions. cyclomatic complexity: 11. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 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) Result 46 states and 58 transitions. Complement of second has 5 states. [2021-12-07 01:46:56,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-12-07 01:46:56,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 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 01:46:56,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 18 transitions. [2021-12-07 01:46:56,039 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 18 transitions. Stem has 15 letters. Loop has 3 letters. [2021-12-07 01:46:56,040 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-07 01:46:56,040 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-07 01:46:56,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:46:56,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:46:56,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-07 01:46:56,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:46:56,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:46:56,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-07 01:46:56,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:46:56,090 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 01:46:56,090 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2021-12-07 01:46:56,090 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 28 states and 36 transitions. cyclomatic complexity: 11 Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 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 01:46:56,100 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 28 states and 36 transitions. cyclomatic complexity: 11. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 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) Result 46 states and 58 transitions. Complement of second has 5 states. [2021-12-07 01:46:56,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-12-07 01:46:56,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 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 01:46:56,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 18 transitions. [2021-12-07 01:46:56,101 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 18 transitions. Stem has 15 letters. Loop has 3 letters. [2021-12-07 01:46:56,101 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-07 01:46:56,101 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-07 01:46:56,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:46:56,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:46:56,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-07 01:46:56,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:46:56,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:46:56,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-07 01:46:56,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:46:56,149 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 01:46:56,149 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-12-07 01:46:56,150 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 28 states and 36 transitions. cyclomatic complexity: 11 Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 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 01:46:56,161 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 28 states and 36 transitions. cyclomatic complexity: 11. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 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) Result 45 states and 60 transitions. Complement of second has 4 states. [2021-12-07 01:46:56,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-12-07 01:46:56,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 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 01:46:56,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 27 transitions. [2021-12-07 01:46:56,162 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 27 transitions. Stem has 15 letters. Loop has 3 letters. [2021-12-07 01:46:56,163 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-07 01:46:56,163 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 27 transitions. Stem has 18 letters. Loop has 3 letters. [2021-12-07 01:46:56,163 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-07 01:46:56,163 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 27 transitions. Stem has 15 letters. Loop has 6 letters. [2021-12-07 01:46:56,163 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-07 01:46:56,163 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 45 states and 60 transitions. [2021-12-07 01:46:56,165 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-07 01:46:56,165 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 45 states to 0 states and 0 transitions. [2021-12-07 01:46:56,165 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-12-07 01:46:56,165 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-12-07 01:46:56,165 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-12-07 01:46:56,165 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-07 01:46:56,165 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-07 01:46:56,165 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-07 01:46:56,165 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-07 01:46:56,165 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-12-07 01:46:56,166 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-12-07 01:46:56,166 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-07 01:46:56,166 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-12-07 01:46:56,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 07.12 01:46:56 BoogieIcfgContainer [2021-12-07 01:46:56,170 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-07 01:46:56,170 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-07 01:46:56,170 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-07 01:46:56,171 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-07 01:46:56,171 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:46:48" (3/4) ... [2021-12-07 01:46:56,173 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-07 01:46:56,173 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-07 01:46:56,173 INFO L158 Benchmark]: Toolchain (without parser) took 8705.63ms. Allocated memory was 98.6MB in the beginning and 144.7MB in the end (delta: 46.1MB). Free memory was 59.1MB in the beginning and 42.3MB in the end (delta: 16.8MB). Peak memory consumption was 62.3MB. Max. memory is 16.1GB. [2021-12-07 01:46:56,173 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 98.6MB. Free memory is still 76.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 01:46:56,174 INFO L158 Benchmark]: CACSL2BoogieTranslator took 294.32ms. Allocated memory is still 98.6MB. Free memory was 58.9MB in the beginning and 66.5MB in the end (delta: -7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-07 01:46:56,174 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.27ms. Allocated memory is still 98.6MB. Free memory was 66.5MB in the beginning and 64.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-07 01:46:56,174 INFO L158 Benchmark]: Boogie Preprocessor took 23.95ms. Allocated memory is still 98.6MB. Free memory was 64.5MB in the beginning and 62.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-07 01:46:56,174 INFO L158 Benchmark]: RCFGBuilder took 254.65ms. Allocated memory is still 98.6MB. Free memory was 62.9MB in the beginning and 51.2MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-07 01:46:56,175 INFO L158 Benchmark]: BuchiAutomizer took 8086.56ms. Allocated memory was 98.6MB in the beginning and 144.7MB in the end (delta: 46.1MB). Free memory was 51.2MB in the beginning and 43.4MB in the end (delta: 7.8MB). Peak memory consumption was 55.9MB. Max. memory is 16.1GB. [2021-12-07 01:46:56,175 INFO L158 Benchmark]: Witness Printer took 2.41ms. Allocated memory is still 144.7MB. Free memory was 43.4MB in the beginning and 42.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-07 01:46:56,176 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 98.6MB. Free memory is still 76.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 294.32ms. Allocated memory is still 98.6MB. Free memory was 58.9MB in the beginning and 66.5MB in the end (delta: -7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.27ms. Allocated memory is still 98.6MB. Free memory was 66.5MB in the beginning and 64.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.95ms. Allocated memory is still 98.6MB. Free memory was 64.5MB in the beginning and 62.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 254.65ms. Allocated memory is still 98.6MB. Free memory was 62.9MB in the beginning and 51.2MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 8086.56ms. Allocated memory was 98.6MB in the beginning and 144.7MB in the end (delta: 46.1MB). Free memory was 51.2MB in the beginning and 43.4MB in the end (delta: 7.8MB). Peak memory consumption was 55.9MB. Max. memory is 16.1GB. * Witness Printer took 2.41ms. Allocated memory is still 144.7MB. Free memory was 43.4MB in the beginning and 42.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (2 trivial, 2 deterministic, 1 nondeterministic). One deterministic module has affine ranking function -1 * sc1 + unknown-#length-unknown[__builtin_alloca(length1 * sizeof(char))] and consists of 3 locations. One deterministic module has affine ranking function 2 * s + 1 and consists of 3 locations. One nondeterministic module has affine ranking function 2 * s + 1 and consists of 3 locations. 2 modules have a trivial ranking function, the largest among these consists of 11 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 8.0s and 6 iterations. TraceHistogramMax:2. Analysis of lassos took 7.4s. Construction of modules took 0.0s. Büchi inclusion checks took 0.4s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 3. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 21 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 28 states and ocurred in iteration 4. Nontrivial modules had stage [2, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 110 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 106 mSDsluCounter, 190 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 73 mSDsCounter, 24 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 111 IncrementalHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 24 mSolverCounterUnsat, 117 mSDtfsCounter, 111 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital269 mio100 ax100 hnf100 lsp106 ukn86 mio100 lsp37 div114 bol100 ite100 ukn100 eq181 hnf83 smp95 dnf817 smp24 tf100 neg94 sie113 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 14ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 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 01:46:56,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-12-07 01:46:56,438 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Ended with exit code 0 [2021-12-07 01:46:56,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba098e89-f875-4073-9a4b-53a7d991e3d5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE