./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-dietlibc/build_fullname.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-dietlibc/build_fullname.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a94efb38726e31d82dd0f9b69ca78af66088512f062899ae9486e09091250b69 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-02 23:08:39,814 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-02 23:08:39,816 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-02 23:08:39,867 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-02 23:08:39,868 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-02 23:08:39,873 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-02 23:08:39,875 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-02 23:08:39,880 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-02 23:08:39,883 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-02 23:08:39,891 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-02 23:08:39,892 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-02 23:08:39,894 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-02 23:08:39,894 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-02 23:08:39,895 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-02 23:08:39,897 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-02 23:08:39,898 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-02 23:08:39,899 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-02 23:08:39,900 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-02 23:08:39,902 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-02 23:08:39,915 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-02 23:08:39,917 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-02 23:08:39,920 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-02 23:08:39,927 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-02 23:08:39,928 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-02 23:08:39,932 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-02 23:08:39,932 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-02 23:08:39,933 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-02 23:08:39,935 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-02 23:08:39,936 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-02 23:08:39,937 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-02 23:08:39,938 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-02 23:08:39,939 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-02 23:08:39,941 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-02 23:08:39,942 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-02 23:08:39,944 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-02 23:08:39,945 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-02 23:08:39,945 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-02 23:08:39,946 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-02 23:08:39,946 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-02 23:08:39,947 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-02 23:08:39,947 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-02 23:08:39,948 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-11-02 23:08:40,001 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-02 23:08:40,002 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-02 23:08:40,002 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-02 23:08:40,003 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-02 23:08:40,005 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-02 23:08:40,005 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-02 23:08:40,005 INFO L138 SettingsManager]: * Use SBE=true [2021-11-02 23:08:40,005 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-02 23:08:40,005 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-02 23:08:40,006 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-02 23:08:40,007 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-02 23:08:40,007 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-02 23:08:40,007 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-02 23:08:40,007 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-02 23:08:40,008 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-02 23:08:40,008 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-02 23:08:40,008 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-02 23:08:40,008 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-02 23:08:40,008 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-02 23:08:40,008 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-02 23:08:40,009 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-02 23:08:40,009 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-02 23:08:40,009 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-02 23:08:40,009 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-02 23:08:40,009 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-02 23:08:40,010 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-02 23:08:40,010 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-02 23:08:40,010 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-02 23:08:40,010 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-02 23:08:40,011 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-02 23:08:40,011 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_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a94efb38726e31d82dd0f9b69ca78af66088512f062899ae9486e09091250b69 [2021-11-02 23:08:40,286 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-02 23:08:40,308 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-02 23:08:40,311 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-02 23:08:40,312 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-02 23:08:40,313 INFO L275 PluginConnector]: CDTParser initialized [2021-11-02 23:08:40,314 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/../../sv-benchmarks/c/termination-dietlibc/build_fullname.i [2021-11-02 23:08:40,378 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/data/82a42c5dd/1f06ed81cd2040e1b01b751535088ed9/FLAGa0fd06f52 [2021-11-02 23:08:40,870 INFO L306 CDTParser]: Found 1 translation units. [2021-11-02 23:08:40,871 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/sv-benchmarks/c/termination-dietlibc/build_fullname.i [2021-11-02 23:08:40,898 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/data/82a42c5dd/1f06ed81cd2040e1b01b751535088ed9/FLAGa0fd06f52 [2021-11-02 23:08:41,186 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/data/82a42c5dd/1f06ed81cd2040e1b01b751535088ed9 [2021-11-02 23:08:41,189 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-02 23:08:41,190 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-02 23:08:41,199 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-02 23:08:41,199 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-02 23:08:41,204 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-02 23:08:41,204 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:08:41" (1/1) ... [2021-11-02 23:08:41,207 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54d365e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:08:41, skipping insertion in model container [2021-11-02 23:08:41,208 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:08:41" (1/1) ... [2021-11-02 23:08:41,215 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-02 23:08:41,263 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-02 23:08:41,659 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 23:08:41,677 INFO L203 MainTranslator]: Completed pre-run [2021-11-02 23:08:41,722 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 23:08:41,749 INFO L208 MainTranslator]: Completed translation [2021-11-02 23:08:41,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:08:41 WrapperNode [2021-11-02 23:08:41,749 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-02 23:08:41,750 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-02 23:08:41,751 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-02 23:08:41,751 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-02 23:08:41,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:08:41" (1/1) ... [2021-11-02 23:08:41,780 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:08:41" (1/1) ... [2021-11-02 23:08:41,809 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-02 23:08:41,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-02 23:08:41,810 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-02 23:08:41,810 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-02 23:08:41,817 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:08:41" (1/1) ... [2021-11-02 23:08:41,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:08:41" (1/1) ... [2021-11-02 23:08:41,825 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:08:41" (1/1) ... [2021-11-02 23:08:41,827 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:08:41" (1/1) ... [2021-11-02 23:08:41,837 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:08:41" (1/1) ... [2021-11-02 23:08:41,856 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:08:41" (1/1) ... [2021-11-02 23:08:41,860 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:08:41" (1/1) ... [2021-11-02 23:08:41,877 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-02 23:08:41,879 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-02 23:08:41,879 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-02 23:08:41,879 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-02 23:08:41,880 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:08:41" (1/1) ... [2021-11-02 23:08:41,896 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:41,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:41,926 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:41,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-02 23:08:41,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-02 23:08:41,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-02 23:08:41,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-02 23:08:41,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-02 23:08:41,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-02 23:08:41,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-02 23:08:42,375 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-02 23:08:42,376 INFO L299 CfgBuilder]: Removed 15 assume(true) statements. [2021-11-02 23:08:42,378 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:08:42 BoogieIcfgContainer [2021-11-02 23:08:42,378 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-02 23:08:42,379 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-02 23:08:42,379 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-02 23:08:42,383 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-02 23:08:42,384 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-02 23:08:42,384 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.11 11:08:41" (1/3) ... [2021-11-02 23:08:42,391 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7e57ca01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 11:08:42, skipping insertion in model container [2021-11-02 23:08:42,391 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-02 23:08:42,392 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:08:41" (2/3) ... [2021-11-02 23:08:42,392 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7e57ca01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 11:08:42, skipping insertion in model container [2021-11-02 23:08:42,392 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-02 23:08:42,392 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:08:42" (3/3) ... [2021-11-02 23:08:42,394 INFO L389 chiAutomizerObserver]: Analyzing ICFG build_fullname.i [2021-11-02 23:08:42,458 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-02 23:08:42,459 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-02 23:08:42,459 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-02 23:08:42,459 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-02 23:08:42,459 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-02 23:08:42,459 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-02 23:08:42,460 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-02 23:08:42,460 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-02 23:08:42,479 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 26 states, 25 states have (on average 1.56) internal successors, (39), 25 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:08:42,501 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-11-02 23:08:42,501 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 23:08:42,501 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 23:08:42,507 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:08:42,507 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-02 23:08:42,508 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-02 23:08:42,508 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 26 states, 25 states have (on average 1.56) internal successors, (39), 25 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:08:42,514 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-11-02 23:08:42,515 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 23:08:42,515 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 23:08:42,515 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:08:42,516 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-02 23:08:42,522 INFO L791 eck$LassoCheckResult]: Stem: 18#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 7#L-1true havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~malloc21.base, main_#t~malloc21.offset, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~malloc23.base, main_#t~malloc23.offset, main_~dir_len~0, main_~file_len~0, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset, main_~output~0.base, main_~output~0.offset;main_~dir_len~0 := main_#t~nondet19;havoc main_#t~nondet19; 22#L532true assume !(main_~dir_len~0 < 1);main_~file_len~0 := main_#t~nondet20;havoc main_#t~nondet20; 20#L534true assume !(main_~file_len~0 < 1);call main_#t~malloc21.base, main_#t~malloc21.offset := #Ultimate.allocOnStack(main_~dir_len~0);main_~dir~0.base, main_~dir~0.offset := main_#t~malloc21.base, main_#t~malloc21.offset;call write~int(0, main_~dir~0.base, main_~dir~0.offset + (main_~dir_len~0 - 1), 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~file_len~0);main_~file~0.base, main_~file~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~file~0.base, main_~file~0.offset + (main_~file_len~0 - 1), 1);call main_#t~malloc23.base, main_#t~malloc23.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0 + main_~file_len~0));main_~output~0.base, main_~output~0.offset := main_#t~malloc23.base, main_#t~malloc23.offset;build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset, build_fullname_#in~directory.base, build_fullname_#in~directory.offset, build_fullname_#in~filename.base, build_fullname_#in~filename.offset := main_~output~0.base, main_~output~0.offset, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset;havoc build_fullname_#t~mem8, build_fullname_#t~mem9, build_fullname_#t~short10, build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset, build_fullname_#t~mem12, build_fullname_#t~mem13, build_fullname_#t~short14, build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset, build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset, build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset, build_fullname_#t~ret18.base, build_fullname_#t~ret18.offset, build_fullname_~fullname.base, build_fullname_~fullname.offset, build_fullname_~directory.base, build_fullname_~directory.offset, build_fullname_~filename.base, build_fullname_~filename.offset, build_fullname_~dest~0.base, build_fullname_~dest~0.offset;build_fullname_~fullname.base, build_fullname_~fullname.offset := build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset;build_fullname_~directory.base, build_fullname_~directory.offset := build_fullname_#in~directory.base, build_fullname_#in~directory.offset;build_fullname_~filename.base, build_fullname_~filename.offset := build_fullname_#in~filename.base, build_fullname_#in~filename.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~fullname.base, build_fullname_~fullname.offset;call build_fullname_#t~mem8 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 47 == build_fullname_#t~mem8; 23#L521true assume build_fullname_#t~short10;call build_fullname_#t~mem9 := read~int(build_fullname_~directory.base, 1 + build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 0 == build_fullname_#t~mem9; 6#L521-2true assume build_fullname_#t~short10;havoc build_fullname_#t~mem8;havoc build_fullname_#t~mem9;havoc build_fullname_#t~short10;call write~int(47, build_fullname_~dest~0.base, build_fullname_~dest~0.offset, 1);build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset := build_fullname_~dest~0.base, 1 + build_fullname_~dest~0.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~dest~0.base, 1 + build_fullname_~dest~0.offset;havoc build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset; 4#L523-4true strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~filename.base, build_fullname_~filename.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 21#L508-8true [2021-11-02 23:08:42,523 INFO L793 eck$LassoCheckResult]: Loop: 21#L508-8true strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 19#L508-6true assume !!(0 != strcpy_#t~mem4);havoc strcpy_#t~post2.base, strcpy_#t~post2.offset;havoc strcpy_#t~post3.base, strcpy_#t~post3.offset;havoc strcpy_#t~mem4; 21#L508-8true [2021-11-02 23:08:42,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:08:42,529 INFO L85 PathProgramCache]: Analyzing trace with hash 1806905919, now seen corresponding path program 1 times [2021-11-02 23:08:42,540 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:08:42,541 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845461686] [2021-11-02 23:08:42,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:08:42,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:08:42,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:08:42,713 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 23:08:42,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:08:42,826 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 23:08:42,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:08:42,843 INFO L85 PathProgramCache]: Analyzing trace with hash 3590, now seen corresponding path program 1 times [2021-11-02 23:08:42,843 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:08:42,844 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407086662] [2021-11-02 23:08:42,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:08:42,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:08:42,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:08:42,874 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 23:08:42,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:08:42,898 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 23:08:42,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:08:42,900 INFO L85 PathProgramCache]: Analyzing trace with hash 1269803204, now seen corresponding path program 1 times [2021-11-02 23:08:42,900 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:08:42,900 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302073466] [2021-11-02 23:08:42,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:08:42,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:08:42,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:08:42,972 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 23:08:43,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:08:43,079 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 23:08:45,184 INFO L210 LassoAnalysis]: Preferences: [2021-11-02 23:08:45,184 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-02 23:08:45,185 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-02 23:08:45,185 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-02 23:08:45,185 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-02 23:08:45,185 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:45,185 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-02 23:08:45,185 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-02 23:08:45,186 INFO L133 ssoRankerPreferences]: Filename of dumped script: build_fullname.i_Iteration1_Lasso [2021-11-02 23:08:45,186 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-02 23:08:45,186 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-02 23:08:45,217 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:46,185 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:46,187 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:46,190 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:46,192 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:46,194 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:46,196 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:46,199 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:46,201 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:46,204 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:46,207 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:46,209 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:46,211 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:46,212 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:46,214 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:46,216 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:46,222 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:46,224 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:46,226 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:46,228 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:46,230 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:46,232 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:46,235 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:46,237 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:46,239 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:46,240 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:46,242 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:46,245 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:46,247 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:46,966 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-02 23:08:46,971 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-02 23:08:46,972 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:46,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:46,973 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:46,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-11-02 23:08:46,976 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 [2021-11-02 23:08:46,984 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:46,985 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:46,985 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:46,985 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:47,018 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:08:47,018 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:08:47,060 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-02 23:08:47,205 INFO L443 ModelExtractionUtils]: Simplification made 20 calls to the SMT solver. [2021-11-02 23:08:47,205 INFO L444 ModelExtractionUtils]: 51 out of 76 variables were initially zero. Simplification set additionally 22 variables to zero. [2021-11-02 23:08:47,207 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:47,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:47,209 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:47,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-11-02 23:08:47,230 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-02 23:08:47,253 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-11-02 23:08:47,254 INFO L513 LassoAnalysis]: Proved termination. [2021-11-02 23:08:47,254 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_strcpy_~s1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc22.base)_1) = -2*ULTIMATE.start_strcpy_~s1.offset + 3*v_rep(select #length ULTIMATE.start_main_#t~malloc22.base)_1 Supporting invariants [] [2021-11-02 23:08:47,291 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:47,445 INFO L297 tatePredicateManager]: 33 out of 35 supporting invariants were superfluous and have been removed [2021-11-02 23:08:47,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:08:47,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:08:47,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-02 23:08:47,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:08:47,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:08:47,676 WARN L261 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-02 23:08:47,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:08:47,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:08:47,746 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2021-11-02 23:08:47,747 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 26 states, 25 states have (on average 1.56) internal successors, (39), 25 states have internal predecessors, (39), 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 5 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:08:47,878 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 26 states, 25 states have (on average 1.56) internal successors, (39), 25 states have internal predecessors, (39), 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 5 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 60 states and 82 transitions. Complement of second has 9 states. [2021-11-02 23:08:47,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 3 stem states 1 non-accepting loop states 2 accepting loop states [2021-11-02 23:08:47,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:08:47,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 64 transitions. [2021-11-02 23:08:47,883 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 64 transitions. Stem has 7 letters. Loop has 2 letters. [2021-11-02 23:08:47,884 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-02 23:08:47,884 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 64 transitions. Stem has 9 letters. Loop has 2 letters. [2021-11-02 23:08:47,885 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-02 23:08:47,885 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 64 transitions. Stem has 7 letters. Loop has 4 letters. [2021-11-02 23:08:47,885 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-02 23:08:47,886 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 60 states and 82 transitions. [2021-11-02 23:08:47,890 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-11-02 23:08:47,894 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 60 states to 23 states and 29 transitions. [2021-11-02 23:08:47,895 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22 [2021-11-02 23:08:47,895 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2021-11-02 23:08:47,896 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 29 transitions. [2021-11-02 23:08:47,896 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:08:47,896 INFO L681 BuchiCegarLoop]: Abstraction has 23 states and 29 transitions. [2021-11-02 23:08:47,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states and 29 transitions. [2021-11-02 23:08:47,924 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:47,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 20. [2021-11-02 23:08:47,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.3) internal successors, (26), 19 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:08:47,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 26 transitions. [2021-11-02 23:08:47,932 INFO L704 BuchiCegarLoop]: Abstraction has 20 states and 26 transitions. [2021-11-02 23:08:47,933 INFO L587 BuchiCegarLoop]: Abstraction has 20 states and 26 transitions. [2021-11-02 23:08:47,933 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-11-02 23:08:47,933 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 26 transitions. [2021-11-02 23:08:47,934 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-11-02 23:08:47,934 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 23:08:47,934 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 23:08:47,935 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:08:47,935 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-02 23:08:47,935 INFO L791 eck$LassoCheckResult]: Stem: 296#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 297#L-1 havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~malloc21.base, main_#t~malloc21.offset, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~malloc23.base, main_#t~malloc23.offset, main_~dir_len~0, main_~file_len~0, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset, main_~output~0.base, main_~output~0.offset;main_~dir_len~0 := main_#t~nondet19;havoc main_#t~nondet19; 306#L532 assume !(main_~dir_len~0 < 1);main_~file_len~0 := main_#t~nondet20;havoc main_#t~nondet20; 299#L534 assume !(main_~file_len~0 < 1);call main_#t~malloc21.base, main_#t~malloc21.offset := #Ultimate.allocOnStack(main_~dir_len~0);main_~dir~0.base, main_~dir~0.offset := main_#t~malloc21.base, main_#t~malloc21.offset;call write~int(0, main_~dir~0.base, main_~dir~0.offset + (main_~dir_len~0 - 1), 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~file_len~0);main_~file~0.base, main_~file~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~file~0.base, main_~file~0.offset + (main_~file_len~0 - 1), 1);call main_#t~malloc23.base, main_#t~malloc23.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0 + main_~file_len~0));main_~output~0.base, main_~output~0.offset := main_#t~malloc23.base, main_#t~malloc23.offset;build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset, build_fullname_#in~directory.base, build_fullname_#in~directory.offset, build_fullname_#in~filename.base, build_fullname_#in~filename.offset := main_~output~0.base, main_~output~0.offset, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset;havoc build_fullname_#t~mem8, build_fullname_#t~mem9, build_fullname_#t~short10, build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset, build_fullname_#t~mem12, build_fullname_#t~mem13, build_fullname_#t~short14, build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset, build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset, build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset, build_fullname_#t~ret18.base, build_fullname_#t~ret18.offset, build_fullname_~fullname.base, build_fullname_~fullname.offset, build_fullname_~directory.base, build_fullname_~directory.offset, build_fullname_~filename.base, build_fullname_~filename.offset, build_fullname_~dest~0.base, build_fullname_~dest~0.offset;build_fullname_~fullname.base, build_fullname_~fullname.offset := build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset;build_fullname_~directory.base, build_fullname_~directory.offset := build_fullname_#in~directory.base, build_fullname_#in~directory.offset;build_fullname_~filename.base, build_fullname_~filename.offset := build_fullname_#in~filename.base, build_fullname_#in~filename.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~fullname.base, build_fullname_~fullname.offset;call build_fullname_#t~mem8 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 47 == build_fullname_#t~mem8; 300#L521 assume build_fullname_#t~short10;call build_fullname_#t~mem9 := read~int(build_fullname_~directory.base, 1 + build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 0 == build_fullname_#t~mem9; 304#L521-2 assume !build_fullname_#t~short10;havoc build_fullname_#t~mem8;havoc build_fullname_#t~mem9;havoc build_fullname_#t~short10;call build_fullname_#t~mem12 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 46 != build_fullname_#t~mem12; 305#L523 assume !build_fullname_#t~short14;call build_fullname_#t~mem13 := read~int(build_fullname_~directory.base, 1 + build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 0 != build_fullname_#t~mem13; 309#L523-2 assume build_fullname_#t~short14;havoc build_fullname_#t~mem12;havoc build_fullname_#t~mem13;havoc build_fullname_#t~short14;strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~directory.base, build_fullname_~directory.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 310#L508-3 [2021-11-02 23:08:47,936 INFO L793 eck$LassoCheckResult]: Loop: 310#L508-3 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 311#L508-1 assume !!(0 != strcpy_#t~mem4);havoc strcpy_#t~post2.base, strcpy_#t~post2.offset;havoc strcpy_#t~post3.base, strcpy_#t~post3.offset;havoc strcpy_#t~mem4; 310#L508-3 [2021-11-02 23:08:47,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:08:47,936 INFO L85 PathProgramCache]: Analyzing trace with hash 179509076, now seen corresponding path program 1 times [2021-11-02 23:08:47,937 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:08:47,937 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25862264] [2021-11-02 23:08:47,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:08:47,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:08:47,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:08:48,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:08:48,021 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:08:48,021 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25862264] [2021-11-02 23:08:48,022 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [25862264] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:08:48,022 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:08:48,022 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-02 23:08:48,036 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874488449] [2021-11-02 23:08:48,038 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-02 23:08:48,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:08:48,039 INFO L85 PathProgramCache]: Analyzing trace with hash 2150, now seen corresponding path program 1 times [2021-11-02 23:08:48,039 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:08:48,039 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715648535] [2021-11-02 23:08:48,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:08:48,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:08:48,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:08:48,046 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 23:08:48,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:08:48,054 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 23:08:48,223 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:08:48,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-02 23:08:48,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-02 23:08:48,227 INFO L87 Difference]: Start difference. First operand 20 states and 26 transitions. cyclomatic complexity: 9 Second operand has 5 states, 5 states have (on average 1.6) internal successors, (8), 5 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:08:48,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:08:48,274 INFO L93 Difference]: Finished difference Result 25 states and 31 transitions. [2021-11-02 23:08:48,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-02 23:08:48,275 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 31 transitions. [2021-11-02 23:08:48,276 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-11-02 23:08:48,277 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 25 states and 31 transitions. [2021-11-02 23:08:48,277 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 25 [2021-11-02 23:08:48,277 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 25 [2021-11-02 23:08:48,278 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 31 transitions. [2021-11-02 23:08:48,278 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:08:48,278 INFO L681 BuchiCegarLoop]: Abstraction has 25 states and 31 transitions. [2021-11-02 23:08:48,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states and 31 transitions. [2021-11-02 23:08:48,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 23. [2021-11-02 23:08:48,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 23 states have (on average 1.2608695652173914) internal successors, (29), 22 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:08:48,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 29 transitions. [2021-11-02 23:08:48,296 INFO L704 BuchiCegarLoop]: Abstraction has 23 states and 29 transitions. [2021-11-02 23:08:48,296 INFO L587 BuchiCegarLoop]: Abstraction has 23 states and 29 transitions. [2021-11-02 23:08:48,297 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-11-02 23:08:48,297 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 23 states and 29 transitions. [2021-11-02 23:08:48,298 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-11-02 23:08:48,298 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 23:08:48,298 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 23:08:48,298 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:08:48,299 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-02 23:08:48,299 INFO L791 eck$LassoCheckResult]: Stem: 349#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 350#L-1 havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~malloc21.base, main_#t~malloc21.offset, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~malloc23.base, main_#t~malloc23.offset, main_~dir_len~0, main_~file_len~0, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset, main_~output~0.base, main_~output~0.offset;main_~dir_len~0 := main_#t~nondet19;havoc main_#t~nondet19; 361#L532 assume !(main_~dir_len~0 < 1);main_~file_len~0 := main_#t~nondet20;havoc main_#t~nondet20; 354#L534 assume !(main_~file_len~0 < 1);call main_#t~malloc21.base, main_#t~malloc21.offset := #Ultimate.allocOnStack(main_~dir_len~0);main_~dir~0.base, main_~dir~0.offset := main_#t~malloc21.base, main_#t~malloc21.offset;call write~int(0, main_~dir~0.base, main_~dir~0.offset + (main_~dir_len~0 - 1), 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~file_len~0);main_~file~0.base, main_~file~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~file~0.base, main_~file~0.offset + (main_~file_len~0 - 1), 1);call main_#t~malloc23.base, main_#t~malloc23.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0 + main_~file_len~0));main_~output~0.base, main_~output~0.offset := main_#t~malloc23.base, main_#t~malloc23.offset;build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset, build_fullname_#in~directory.base, build_fullname_#in~directory.offset, build_fullname_#in~filename.base, build_fullname_#in~filename.offset := main_~output~0.base, main_~output~0.offset, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset;havoc build_fullname_#t~mem8, build_fullname_#t~mem9, build_fullname_#t~short10, build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset, build_fullname_#t~mem12, build_fullname_#t~mem13, build_fullname_#t~short14, build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset, build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset, build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset, build_fullname_#t~ret18.base, build_fullname_#t~ret18.offset, build_fullname_~fullname.base, build_fullname_~fullname.offset, build_fullname_~directory.base, build_fullname_~directory.offset, build_fullname_~filename.base, build_fullname_~filename.offset, build_fullname_~dest~0.base, build_fullname_~dest~0.offset;build_fullname_~fullname.base, build_fullname_~fullname.offset := build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset;build_fullname_~directory.base, build_fullname_~directory.offset := build_fullname_#in~directory.base, build_fullname_#in~directory.offset;build_fullname_~filename.base, build_fullname_~filename.offset := build_fullname_#in~filename.base, build_fullname_#in~filename.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~fullname.base, build_fullname_~fullname.offset;call build_fullname_#t~mem8 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 47 == build_fullname_#t~mem8; 355#L521 assume !build_fullname_#t~short10; 364#L521-2 assume !build_fullname_#t~short10;havoc build_fullname_#t~mem8;havoc build_fullname_#t~mem9;havoc build_fullname_#t~short10;call build_fullname_#t~mem12 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 46 != build_fullname_#t~mem12; 371#L523 assume build_fullname_#t~short14; 365#L523-2 assume build_fullname_#t~short14;havoc build_fullname_#t~mem12;havoc build_fullname_#t~mem13;havoc build_fullname_#t~short14;strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~directory.base, build_fullname_~directory.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 366#L508-3 [2021-11-02 23:08:48,299 INFO L793 eck$LassoCheckResult]: Loop: 366#L508-3 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 367#L508-1 assume !!(0 != strcpy_#t~mem4);havoc strcpy_#t~post2.base, strcpy_#t~post2.offset;havoc strcpy_#t~post3.base, strcpy_#t~post3.offset;havoc strcpy_#t~mem4; 366#L508-3 [2021-11-02 23:08:48,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:08:48,300 INFO L85 PathProgramCache]: Analyzing trace with hash 179568596, now seen corresponding path program 1 times [2021-11-02 23:08:48,300 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:08:48,300 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1100369762] [2021-11-02 23:08:48,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:08:48,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:08:48,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:08:48,320 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 23:08:48,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:08:48,340 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 23:08:48,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:08:48,352 INFO L85 PathProgramCache]: Analyzing trace with hash 2150, now seen corresponding path program 2 times [2021-11-02 23:08:48,352 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:08:48,352 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040992608] [2021-11-02 23:08:48,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:08:48,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:08:48,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:08:48,359 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 23:08:48,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:08:48,365 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 23:08:48,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:08:48,372 INFO L85 PathProgramCache]: Analyzing trace with hash 766730105, now seen corresponding path program 1 times [2021-11-02 23:08:48,372 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:08:48,372 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182820404] [2021-11-02 23:08:48,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:08:48,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:08:48,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:08:48,392 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 23:08:48,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:08:48,418 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 23:08:49,979 INFO L210 LassoAnalysis]: Preferences: [2021-11-02 23:08:49,979 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-02 23:08:49,980 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-02 23:08:49,980 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-02 23:08:49,980 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-02 23:08:49,980 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:49,980 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-02 23:08:49,980 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-02 23:08:49,980 INFO L133 ssoRankerPreferences]: Filename of dumped script: build_fullname.i_Iteration3_Lasso [2021-11-02 23:08:49,980 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-02 23:08:49,980 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-02 23:08:49,986 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:49,989 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:49,991 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:49,994 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:49,997 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:49,999 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:50,001 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:50,004 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:50,006 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:50,008 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:50,010 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:50,012 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:50,014 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:50,016 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:50,019 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:50,021 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:50,023 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:50,025 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:50,028 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:50,030 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:50,032 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:50,783 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:50,786 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:50,790 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:50,792 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:50,794 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:50,796 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:50,798 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:50,800 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:51,574 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-02 23:08:51,574 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-02 23:08:51,574 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:51,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:51,584 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:51,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-02 23:08:51,592 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:51,601 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:51,601 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:51,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:51,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:51,602 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:51,603 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:51,603 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:51,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:51,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-11-02 23:08:51,642 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:51,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:51,643 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:51,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-02 23:08:51,646 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:51,653 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:51,653 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:51,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:51,653 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:51,654 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:51,654 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:51,654 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:51,679 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:51,712 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:51,712 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:51,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:51,716 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:51,735 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:51,744 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:51,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:51,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:51,744 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:51,746 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:08:51,746 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:08:51,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-02 23:08:51,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:51,805 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:51,806 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:51,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:51,808 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:51,816 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:51,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-02 23:08:51,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:51,825 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:51,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:51,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:51,826 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:51,826 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:51,826 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:51,838 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:51,875 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:51,875 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:51,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:51,877 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:51,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-02 23:08:51,880 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:51,886 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:51,887 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:51,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:51,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:51,887 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:51,890 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:51,890 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:51,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:51,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-11-02 23:08:51,916 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:51,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:51,917 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:51,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-02 23:08:51,922 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:51,929 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:51,929 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:51,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:51,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:51,930 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:51,930 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:51,930 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:51,939 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:51,961 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:51,962 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:51,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:51,963 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:51,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-02 23:08:51,965 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:51,971 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:51,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:51,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:51,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:51,972 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:51,972 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:51,972 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:51,973 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:51,993 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:51,993 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:51,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:51,994 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:51,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-02 23:08:51,996 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:52,003 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:52,003 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:52,003 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:52,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:52,004 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:52,011 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:52,011 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:52,030 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:52,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:52,058 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:52,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:52,059 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:52,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-02 23:08:52,061 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:52,071 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:52,071 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:52,071 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:52,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:52,071 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:52,072 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:52,072 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:52,082 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:52,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:52,104 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:52,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:52,105 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:52,107 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:52,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-02 23:08:52,115 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:52,116 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:52,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:52,116 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:52,116 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:52,117 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:52,117 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:52,143 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:52,180 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:52,180 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:52,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:52,181 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:52,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-02 23:08:52,191 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:52,198 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:52,198 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:52,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:52,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:52,199 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:52,199 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:52,199 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:52,200 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:52,219 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:52,220 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:52,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:52,221 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:52,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-02 23:08:52,223 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:52,230 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:52,230 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:52,230 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:52,230 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:52,230 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:52,231 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:52,231 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:52,232 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:52,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:52,255 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:52,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:52,256 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:52,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-02 23:08:52,258 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:52,266 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:52,266 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:52,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:52,266 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:52,266 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:52,267 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:52,267 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:52,269 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:52,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:52,289 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:52,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:52,290 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:52,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-02 23:08:52,307 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:52,314 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:52,314 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:52,314 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:52,314 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:52,314 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:52,315 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:52,315 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:52,319 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:52,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:52,342 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:52,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:52,343 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:52,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-02 23:08:52,347 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:52,354 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:52,354 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:52,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:52,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:52,354 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:52,358 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:52,358 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:52,359 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:52,378 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:52,379 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:52,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:52,380 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:52,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-02 23:08:52,388 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 [2021-11-02 23:08:52,395 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:52,395 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:52,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:52,395 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:52,396 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:52,396 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:52,396 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:52,409 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:52,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:52,429 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:52,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:52,430 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:52,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-02 23:08:52,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:52,442 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:52,442 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:52,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:52,442 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:52,442 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:52,443 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:52,443 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:52,444 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:52,463 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:52,464 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:52,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:52,464 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:52,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-02 23:08:52,466 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:52,473 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:52,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:52,473 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:52,473 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:52,475 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:08:52,475 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:08:52,499 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:52,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:52,532 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:52,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:52,533 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:52,548 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:52,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-02 23:08:52,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:52,556 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:52,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:52,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:52,557 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:52,557 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:52,557 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:52,558 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:52,577 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-11-02 23:08:52,577 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:52,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:52,578 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:52,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-02 23:08:52,580 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:52,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:52,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:52,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:52,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:52,587 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:52,588 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:52,588 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:52,588 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:52,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:52,611 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:52,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:52,612 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:52,613 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:52,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-02 23:08:52,620 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:52,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:52,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:52,621 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:52,622 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:08:52,622 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:08:52,655 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:52,691 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:52,691 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:52,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:52,692 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:52,704 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:52,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-02 23:08:52,712 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:52,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:52,713 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:52,713 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:52,715 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:08:52,715 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:08:52,731 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:52,771 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:52,771 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:52,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:52,772 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:52,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-02 23:08:52,777 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 [2021-11-02 23:08:52,786 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:52,786 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:52,786 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:52,786 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:52,789 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:08:52,790 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:08:52,811 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:52,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:52,844 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:52,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:52,848 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:52,852 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:52,861 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:52,861 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-11-02 23:08:52,861 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:52,861 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:52,863 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-11-02 23:08:52,863 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:08:52,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-02 23:08:52,887 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:52,923 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:52,924 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:52,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:52,928 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:52,931 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:52,940 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:52,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:52,940 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:52,941 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:52,942 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:08:52,942 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:08:52,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-02 23:08:52,962 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:52,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:52,982 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:52,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:52,982 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:52,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-02 23:08:52,985 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:52,992 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:52,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:52,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:52,992 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:52,995 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:08:52,995 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:08:52,999 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:53,018 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-11-02 23:08:53,019 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:53,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:53,019 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:53,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-02 23:08:53,022 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:53,029 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:53,029 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:53,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:53,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:53,029 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:53,030 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:53,030 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:53,031 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:53,053 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:53,053 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:53,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:53,054 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:53,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-02 23:08:53,056 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:53,063 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:53,063 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:53,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:53,063 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-02 23:08:53,063 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:53,064 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 23:08:53,064 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:53,067 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:53,086 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:53,087 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:53,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:53,087 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:53,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-02 23:08:53,089 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:53,096 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:53,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:53,096 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:53,096 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:53,098 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:08:53,098 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:08:53,125 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:53,145 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:53,145 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:53,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:53,146 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:53,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-02 23:08:53,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:53,159 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:53,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:53,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:53,160 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:53,184 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:08:53,184 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:08:53,204 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:53,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:53,240 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:53,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:53,241 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:53,243 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:53,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:53,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:53,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:53,252 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:53,255 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:08:53,255 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:08:53,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-02 23:08:53,267 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:53,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-11-02 23:08:53,289 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:53,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:53,290 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:53,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-02 23:08:53,292 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:53,300 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:53,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:53,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:53,301 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:53,315 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:08:53,315 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:08:53,338 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-02 23:08:53,362 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2021-11-02 23:08:53,362 INFO L444 ModelExtractionUtils]: 57 out of 70 variables were initially zero. Simplification set additionally 10 variables to zero. [2021-11-02 23:08:53,362 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:53,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:53,363 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:53,364 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-02 23:08:53,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-02 23:08:53,372 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-11-02 23:08:53,372 INFO L513 LassoAnalysis]: Proved termination. [2021-11-02 23:08:53,372 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_strcpy_~s1.offset, v_rep(select #length ULTIMATE.start_strcpy_~s1.base)_2) = -1*ULTIMATE.start_strcpy_~s1.offset + 1*v_rep(select #length ULTIMATE.start_strcpy_~s1.base)_2 Supporting invariants [] [2021-11-02 23:08:53,392 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:53,464 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:53,530 INFO L297 tatePredicateManager]: 28 out of 28 supporting invariants were superfluous and have been removed [2021-11-02 23:08:53,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:08:53,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:08:53,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-02 23:08:53,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:08:53,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:08:53,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-02 23:08:53,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:08:53,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:08:53,639 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 [2021-11-02 23:08:53,639 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 23 states and 29 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) [2021-11-02 23:08:53,667 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 23 states and 29 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 36 states and 44 transitions. Complement of second has 5 states. [2021-11-02 23:08:53,667 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 [2021-11-02 23:08:53,668 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) [2021-11-02 23:08:53,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 27 transitions. [2021-11-02 23:08:53,668 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 27 transitions. Stem has 8 letters. Loop has 2 letters. [2021-11-02 23:08:53,669 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-02 23:08:53,669 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 27 transitions. Stem has 10 letters. Loop has 2 letters. [2021-11-02 23:08:53,669 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-02 23:08:53,669 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 27 transitions. Stem has 8 letters. Loop has 4 letters. [2021-11-02 23:08:53,670 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-02 23:08:53,670 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36 states and 44 transitions. [2021-11-02 23:08:53,677 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-11-02 23:08:53,680 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36 states to 27 states and 33 transitions. [2021-11-02 23:08:53,680 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 24 [2021-11-02 23:08:53,682 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 25 [2021-11-02 23:08:53,682 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 33 transitions. [2021-11-02 23:08:53,682 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:08:53,682 INFO L681 BuchiCegarLoop]: Abstraction has 27 states and 33 transitions. [2021-11-02 23:08:53,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 33 transitions. [2021-11-02 23:08:53,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 24. [2021-11-02 23:08:53,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 24 states have (on average 1.25) internal successors, (30), 23 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:08:53,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 30 transitions. [2021-11-02 23:08:53,691 INFO L704 BuchiCegarLoop]: Abstraction has 24 states and 30 transitions. [2021-11-02 23:08:53,691 INFO L587 BuchiCegarLoop]: Abstraction has 24 states and 30 transitions. [2021-11-02 23:08:53,691 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-11-02 23:08:53,691 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states and 30 transitions. [2021-11-02 23:08:53,693 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-11-02 23:08:53,693 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 23:08:53,693 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 23:08:53,694 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:08:53,694 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-02 23:08:53,696 INFO L791 eck$LassoCheckResult]: Stem: 571#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 572#L-1 havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~malloc21.base, main_#t~malloc21.offset, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~malloc23.base, main_#t~malloc23.offset, main_~dir_len~0, main_~file_len~0, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset, main_~output~0.base, main_~output~0.offset;main_~dir_len~0 := main_#t~nondet19;havoc main_#t~nondet19; 583#L532 assume !(main_~dir_len~0 < 1);main_~file_len~0 := main_#t~nondet20;havoc main_#t~nondet20; 576#L534 assume !(main_~file_len~0 < 1);call main_#t~malloc21.base, main_#t~malloc21.offset := #Ultimate.allocOnStack(main_~dir_len~0);main_~dir~0.base, main_~dir~0.offset := main_#t~malloc21.base, main_#t~malloc21.offset;call write~int(0, main_~dir~0.base, main_~dir~0.offset + (main_~dir_len~0 - 1), 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~file_len~0);main_~file~0.base, main_~file~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~file~0.base, main_~file~0.offset + (main_~file_len~0 - 1), 1);call main_#t~malloc23.base, main_#t~malloc23.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0 + main_~file_len~0));main_~output~0.base, main_~output~0.offset := main_#t~malloc23.base, main_#t~malloc23.offset;build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset, build_fullname_#in~directory.base, build_fullname_#in~directory.offset, build_fullname_#in~filename.base, build_fullname_#in~filename.offset := main_~output~0.base, main_~output~0.offset, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset;havoc build_fullname_#t~mem8, build_fullname_#t~mem9, build_fullname_#t~short10, build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset, build_fullname_#t~mem12, build_fullname_#t~mem13, build_fullname_#t~short14, build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset, build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset, build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset, build_fullname_#t~ret18.base, build_fullname_#t~ret18.offset, build_fullname_~fullname.base, build_fullname_~fullname.offset, build_fullname_~directory.base, build_fullname_~directory.offset, build_fullname_~filename.base, build_fullname_~filename.offset, build_fullname_~dest~0.base, build_fullname_~dest~0.offset;build_fullname_~fullname.base, build_fullname_~fullname.offset := build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset;build_fullname_~directory.base, build_fullname_~directory.offset := build_fullname_#in~directory.base, build_fullname_#in~directory.offset;build_fullname_~filename.base, build_fullname_~filename.offset := build_fullname_#in~filename.base, build_fullname_#in~filename.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~fullname.base, build_fullname_~fullname.offset;call build_fullname_#t~mem8 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 47 == build_fullname_#t~mem8; 577#L521 assume !build_fullname_#t~short10; 586#L521-2 assume !build_fullname_#t~short10;havoc build_fullname_#t~mem8;havoc build_fullname_#t~mem9;havoc build_fullname_#t~short10;call build_fullname_#t~mem12 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 46 != build_fullname_#t~mem12; 593#L523 assume !build_fullname_#t~short14;call build_fullname_#t~mem13 := read~int(build_fullname_~directory.base, 1 + build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 0 != build_fullname_#t~mem13; 594#L523-2 assume !build_fullname_#t~short14;havoc build_fullname_#t~mem12;havoc build_fullname_#t~mem13;havoc build_fullname_#t~short14; 573#L523-4 strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~filename.base, build_fullname_~filename.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 574#L508-8 [2021-11-02 23:08:53,696 INFO L793 eck$LassoCheckResult]: Loop: 574#L508-8 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 575#L508-6 assume !!(0 != strcpy_#t~mem4);havoc strcpy_#t~post2.base, strcpy_#t~post2.offset;havoc strcpy_#t~post3.base, strcpy_#t~post3.offset;havoc strcpy_#t~mem4; 574#L508-8 [2021-11-02 23:08:53,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:08:53,696 INFO L85 PathProgramCache]: Analyzing trace with hash 1271662512, now seen corresponding path program 1 times [2021-11-02 23:08:53,696 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:08:53,697 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960174019] [2021-11-02 23:08:53,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:08:53,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:08:53,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:08:53,717 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 23:08:53,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:08:53,740 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 23:08:53,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:08:53,741 INFO L85 PathProgramCache]: Analyzing trace with hash 3590, now seen corresponding path program 2 times [2021-11-02 23:08:53,741 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:08:53,741 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187598540] [2021-11-02 23:08:53,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:08:53,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:08:53,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:08:53,748 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 23:08:53,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:08:53,755 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 23:08:53,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:08:53,757 INFO L85 PathProgramCache]: Analyzing trace with hash -1998002699, now seen corresponding path program 1 times [2021-11-02 23:08:53,757 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:08:53,758 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786475373] [2021-11-02 23:08:53,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:08:53,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:08:53,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:08:53,795 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 23:08:53,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:08:53,818 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 23:08:55,074 INFO L210 LassoAnalysis]: Preferences: [2021-11-02 23:08:55,074 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-02 23:08:55,074 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-02 23:08:55,074 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-02 23:08:55,074 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-02 23:08:55,074 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:55,074 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-02 23:08:55,074 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-02 23:08:55,075 INFO L133 ssoRankerPreferences]: Filename of dumped script: build_fullname.i_Iteration4_Lasso [2021-11-02 23:08:55,075 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-02 23:08:55,075 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-02 23:08:55,079 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:55,083 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:55,085 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:55,086 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:55,088 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:55,090 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:55,094 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:55,096 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:55,098 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:55,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:55,102 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:55,103 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:55,105 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:55,107 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:55,108 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:55,110 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:55,112 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:55,113 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:55,115 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:55,116 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:55,118 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:55,120 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:55,121 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:55,123 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:55,125 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:55,126 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:55,128 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:55,129 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:55,830 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:08:56,486 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-02 23:08:56,486 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-02 23:08:56,486 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:56,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:56,487 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:56,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-02 23:08:56,489 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:56,496 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:56,497 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:56,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:56,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:56,497 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:56,497 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:56,497 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:56,498 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:56,517 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:56,518 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:56,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:56,518 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:56,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-02 23:08:56,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:56,526 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:56,527 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:56,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:56,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:56,527 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:56,527 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:56,527 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:56,542 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:56,565 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:56,565 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:56,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:56,566 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:56,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-02 23:08:56,567 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:56,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:56,574 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:56,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:56,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:56,575 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:56,575 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:56,575 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:56,576 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:56,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:56,595 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:56,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:56,596 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:56,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-02 23:08:56,601 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:56,608 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:56,608 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:56,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:56,608 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:56,608 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:56,608 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:56,609 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:56,609 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:56,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-11-02 23:08:56,629 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:56,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:56,630 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:56,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-02 23:08:56,631 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:56,638 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:56,638 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:56,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:56,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:56,638 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:56,638 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:56,638 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:56,639 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:56,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-11-02 23:08:56,659 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:56,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:56,660 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:56,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-02 23:08:56,661 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:56,668 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:56,668 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:56,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:56,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:56,669 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:56,669 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:56,669 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:56,670 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:56,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:56,689 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:56,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:56,690 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:56,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-02 23:08:56,692 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:56,699 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:56,699 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:56,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:56,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:56,699 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:56,700 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:56,700 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:56,711 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:56,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:56,730 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:56,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:56,731 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:56,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-11-02 23:08:56,732 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:56,739 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:56,739 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:56,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:56,740 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:56,740 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:56,740 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:56,740 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:56,741 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:56,760 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-11-02 23:08:56,760 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:56,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:56,761 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:56,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-11-02 23:08:56,762 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:56,769 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:56,769 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:56,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:56,769 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:56,769 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:56,769 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:56,770 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:56,770 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:56,792 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-11-02 23:08:56,792 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:56,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:56,793 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:56,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-11-02 23:08:56,794 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:56,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:56,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:56,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:56,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:56,802 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:08:56,802 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:08:56,807 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:56,826 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-11-02 23:08:56,826 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:56,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:56,827 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:56,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-02 23:08:56,829 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:56,836 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:56,836 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:56,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:56,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:56,836 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:56,837 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:56,837 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:56,838 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:56,857 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-11-02 23:08:56,857 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:56,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:56,858 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:56,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-02 23:08:56,859 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:56,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:56,866 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:56,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:56,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:56,866 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:56,867 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:56,867 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:56,874 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:56,893 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-11-02 23:08:56,893 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:56,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:56,894 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:56,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-02 23:08:56,895 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:56,902 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:56,902 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:56,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:56,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:56,902 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:56,902 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:56,903 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:56,903 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:56,923 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-11-02 23:08:56,923 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:56,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:56,924 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:56,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-02 23:08:56,926 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:56,933 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:56,933 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:56,933 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:56,933 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:56,933 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:56,933 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:56,933 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:56,934 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:56,953 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-11-02 23:08:56,954 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:56,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:56,954 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:56,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-02 23:08:56,956 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:56,963 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:56,963 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:56,963 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:56,963 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:56,963 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:56,965 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:56,965 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:56,967 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:56,986 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-11-02 23:08:56,987 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:56,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:56,988 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:56,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-02 23:08:56,990 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:56,996 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:56,997 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:56,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:56,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:56,997 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:56,997 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:56,997 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:56,999 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:57,018 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-11-02 23:08:57,019 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:57,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:57,020 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:57,031 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:57,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-11-02 23:08:57,038 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:57,038 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:57,038 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:57,038 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:57,038 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:57,039 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:57,039 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:57,042 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:57,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:57,061 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:57,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:57,062 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:57,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-11-02 23:08:57,063 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:57,070 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:57,070 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:57,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:57,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:57,070 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:57,071 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:57,071 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:57,091 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:57,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-11-02 23:08:57,111 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:57,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:57,111 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:57,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-11-02 23:08:57,114 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:57,121 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:57,121 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:57,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:57,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:57,121 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:57,121 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:57,121 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:57,122 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:57,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:57,142 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:57,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:57,143 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:57,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-11-02 23:08:57,144 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:57,151 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:57,151 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:57,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:57,151 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:57,151 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:57,152 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:57,152 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:57,153 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:57,173 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-11-02 23:08:57,173 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:57,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:57,174 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:57,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-02 23:08:57,176 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:57,183 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:57,183 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:57,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:57,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:57,183 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:57,183 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:57,183 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:57,184 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:57,204 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:57,205 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:57,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:57,205 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:57,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-02 23:08:57,207 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:57,213 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:57,214 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:57,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:57,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:57,214 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:57,214 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:57,214 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:57,215 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:57,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-11-02 23:08:57,235 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:57,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:57,235 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:57,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-02 23:08:57,237 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:57,243 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:57,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:57,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:57,244 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:57,245 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:08:57,245 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:08:57,271 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:57,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-11-02 23:08:57,303 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:57,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:57,304 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:57,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-02 23:08:57,307 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:57,314 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:57,314 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:57,314 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:57,314 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:57,314 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:57,315 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:57,315 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:57,316 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:57,335 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-11-02 23:08:57,335 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:57,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:57,336 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:57,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-02 23:08:57,338 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:57,345 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:57,345 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:57,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:57,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:57,345 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:57,346 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:57,346 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:57,346 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:57,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-11-02 23:08:57,366 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:57,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:57,366 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:57,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-02 23:08:57,367 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:57,374 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:57,374 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:57,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:57,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:57,375 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:57,375 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:57,375 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:57,376 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:57,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-11-02 23:08:57,395 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:57,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:57,396 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:57,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-02 23:08:57,397 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:57,404 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:57,405 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:08:57,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:57,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:57,405 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:57,405 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:08:57,405 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:08:57,406 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:57,425 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-11-02 23:08:57,425 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:57,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:57,426 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:57,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-02 23:08:57,427 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:57,435 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:57,435 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:57,435 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:57,435 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:57,437 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:08:57,437 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:08:57,439 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:57,458 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2021-11-02 23:08:57,459 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:57,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:57,459 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:57,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-02 23:08:57,461 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:57,468 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:57,468 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:57,468 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:57,468 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:57,470 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:08:57,471 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:08:57,475 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:57,494 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:57,494 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:57,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:57,495 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:57,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-11-02 23:08:57,496 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:57,503 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:57,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:57,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:57,503 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:57,505 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:08:57,505 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:08:57,507 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:08:57,527 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2021-11-02 23:08:57,527 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:57,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:57,528 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:57,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-02 23:08:57,530 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:08:57,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:08:57,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:08:57,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:08:57,539 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:08:57,549 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:08:57,550 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:08:57,569 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-02 23:08:57,605 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2021-11-02 23:08:57,605 INFO L444 ModelExtractionUtils]: 50 out of 67 variables were initially zero. Simplification set additionally 12 variables to zero. [2021-11-02 23:08:57,606 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:08:57,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:08:57,615 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:08:57,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-02 23:08:57,616 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-02 23:08:57,624 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2021-11-02 23:08:57,624 INFO L513 LassoAnalysis]: Proved termination. [2021-11-02 23:08:57,624 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc23.base)_3, ULTIMATE.start_strcpy_~s2.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc23.base)_3 - 1*ULTIMATE.start_strcpy_~s2.offset Supporting invariants [1*v_rep(select #length ULTIMATE.start_strcpy_~s1.base)_3 - 1*v_rep(select #length ULTIMATE.start_strcpy_~s2.base)_3 >= 0] [2021-11-02 23:08:57,644 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-11-02 23:08:57,726 INFO L297 tatePredicateManager]: 26 out of 28 supporting invariants were superfluous and have been removed [2021-11-02 23:08:57,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:08:57,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:08:57,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 26 conjunts are in the unsatisfiable core [2021-11-02 23:08:57,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:08:57,887 INFO L354 Elim1Store]: treesize reduction 39, result has 36.1 percent of original size [2021-11-02 23:08:57,888 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 19 treesize of output 33 [2021-11-02 23:08:58,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:08:58,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-02 23:08:58,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:08:58,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:08:58,097 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2021-11-02 23:08:58,097 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 24 states and 30 transitions. cyclomatic complexity: 9 Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:08:58,181 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 24 states and 30 transitions. cyclomatic complexity: 9. Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 31 states and 37 transitions. Complement of second has 8 states. [2021-11-02 23:08:58,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 1 non-accepting loop states 2 accepting loop states [2021-11-02 23:08:58,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:08:58,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 28 transitions. [2021-11-02 23:08:58,182 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 28 transitions. Stem has 9 letters. Loop has 2 letters. [2021-11-02 23:08:58,182 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-02 23:08:58,182 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 28 transitions. Stem has 11 letters. Loop has 2 letters. [2021-11-02 23:08:58,183 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-02 23:08:58,183 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 28 transitions. Stem has 9 letters. Loop has 4 letters. [2021-11-02 23:08:58,183 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-02 23:08:58,183 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 37 transitions. [2021-11-02 23:08:58,184 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-11-02 23:08:58,185 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 26 states and 31 transitions. [2021-11-02 23:08:58,185 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 23 [2021-11-02 23:08:58,185 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24 [2021-11-02 23:08:58,185 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 31 transitions. [2021-11-02 23:08:58,185 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:08:58,186 INFO L681 BuchiCegarLoop]: Abstraction has 26 states and 31 transitions. [2021-11-02 23:08:58,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states and 31 transitions. [2021-11-02 23:08:58,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 23. [2021-11-02 23:08:58,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 23 states have (on average 1.2173913043478262) internal successors, (28), 22 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:08:58,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 28 transitions. [2021-11-02 23:08:58,188 INFO L704 BuchiCegarLoop]: Abstraction has 23 states and 28 transitions. [2021-11-02 23:08:58,188 INFO L587 BuchiCegarLoop]: Abstraction has 23 states and 28 transitions. [2021-11-02 23:08:58,189 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-11-02 23:08:58,189 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 23 states and 28 transitions. [2021-11-02 23:08:58,189 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-11-02 23:08:58,190 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 23:08:58,190 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 23:08:58,190 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:08:58,190 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-11-02 23:08:58,191 INFO L791 eck$LassoCheckResult]: Stem: 811#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 812#L-1 havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~malloc21.base, main_#t~malloc21.offset, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~malloc23.base, main_#t~malloc23.offset, main_~dir_len~0, main_~file_len~0, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset, main_~output~0.base, main_~output~0.offset;main_~dir_len~0 := main_#t~nondet19;havoc main_#t~nondet19; 823#L532 assume !(main_~dir_len~0 < 1);main_~file_len~0 := main_#t~nondet20;havoc main_#t~nondet20; 814#L534 assume !(main_~file_len~0 < 1);call main_#t~malloc21.base, main_#t~malloc21.offset := #Ultimate.allocOnStack(main_~dir_len~0);main_~dir~0.base, main_~dir~0.offset := main_#t~malloc21.base, main_#t~malloc21.offset;call write~int(0, main_~dir~0.base, main_~dir~0.offset + (main_~dir_len~0 - 1), 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~file_len~0);main_~file~0.base, main_~file~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~file~0.base, main_~file~0.offset + (main_~file_len~0 - 1), 1);call main_#t~malloc23.base, main_#t~malloc23.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0 + main_~file_len~0));main_~output~0.base, main_~output~0.offset := main_#t~malloc23.base, main_#t~malloc23.offset;build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset, build_fullname_#in~directory.base, build_fullname_#in~directory.offset, build_fullname_#in~filename.base, build_fullname_#in~filename.offset := main_~output~0.base, main_~output~0.offset, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset;havoc build_fullname_#t~mem8, build_fullname_#t~mem9, build_fullname_#t~short10, build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset, build_fullname_#t~mem12, build_fullname_#t~mem13, build_fullname_#t~short14, build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset, build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset, build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset, build_fullname_#t~ret18.base, build_fullname_#t~ret18.offset, build_fullname_~fullname.base, build_fullname_~fullname.offset, build_fullname_~directory.base, build_fullname_~directory.offset, build_fullname_~filename.base, build_fullname_~filename.offset, build_fullname_~dest~0.base, build_fullname_~dest~0.offset;build_fullname_~fullname.base, build_fullname_~fullname.offset := build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset;build_fullname_~directory.base, build_fullname_~directory.offset := build_fullname_#in~directory.base, build_fullname_#in~directory.offset;build_fullname_~filename.base, build_fullname_~filename.offset := build_fullname_#in~filename.base, build_fullname_#in~filename.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~fullname.base, build_fullname_~fullname.offset;call build_fullname_#t~mem8 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 47 == build_fullname_#t~mem8; 815#L521 assume !build_fullname_#t~short10; 819#L521-2 assume !build_fullname_#t~short10;havoc build_fullname_#t~mem8;havoc build_fullname_#t~mem9;havoc build_fullname_#t~short10;call build_fullname_#t~mem12 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 46 != build_fullname_#t~mem12; 820#L523 assume !build_fullname_#t~short14;call build_fullname_#t~mem13 := read~int(build_fullname_~directory.base, 1 + build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 0 != build_fullname_#t~mem13; 826#L523-2 assume build_fullname_#t~short14;havoc build_fullname_#t~mem12;havoc build_fullname_#t~mem13;havoc build_fullname_#t~short14;strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~directory.base, build_fullname_~directory.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 827#L508-3 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 828#L508-1 assume !(0 != strcpy_#t~mem4);havoc strcpy_#t~post2.base, strcpy_#t~post2.offset;havoc strcpy_#t~post3.base, strcpy_#t~post3.offset;havoc strcpy_#t~mem4; 830#L508-4 strcpy_#res.base, strcpy_#res.offset := strcpy_~res~0.base, strcpy_~res~0.offset; 831#L509 build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset := strcpy_#res.base, strcpy_#res.offset;havoc build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset;strchr_#in~t.base, strchr_#in~t.offset, strchr_#in~c := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, 0;havoc strchr_#res.base, strchr_#res.offset;havoc strchr_#t~mem5, strchr_#t~mem6, strchr_#t~pre7.base, strchr_#t~pre7.offset, strchr_~t.base, strchr_~t.offset, strchr_~c, strchr_~ch~0;strchr_~t.base, strchr_~t.offset := strchr_#in~t.base, strchr_#in~t.offset;strchr_~c := strchr_#in~c;havoc strchr_~ch~0;strchr_~ch~0 := (if strchr_~c % 256 <= 127 then strchr_~c % 256 else strchr_~c % 256 - 256); 818#L514-2 [2021-11-02 23:08:58,191 INFO L793 eck$LassoCheckResult]: Loop: 818#L514-2 assume !false;call strchr_#t~mem5 := read~int(strchr_~t.base, strchr_~t.offset, 1); 821#L515 assume !(strchr_#t~mem5 == strchr_~ch~0);havoc strchr_#t~mem5;call strchr_#t~mem6 := read~int(strchr_~t.base, strchr_~t.offset, 1); 816#L515-2 assume !(0 == strchr_#t~mem6);havoc strchr_#t~mem6;strchr_#t~pre7.base, strchr_#t~pre7.offset := strchr_~t.base, 1 + strchr_~t.offset;strchr_~t.base, strchr_~t.offset := strchr_~t.base, 1 + strchr_~t.offset;havoc strchr_#t~pre7.base, strchr_#t~pre7.offset; 818#L514-2 [2021-11-02 23:08:58,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:08:58,192 INFO L85 PathProgramCache]: Analyzing trace with hash -1849486153, now seen corresponding path program 1 times [2021-11-02 23:08:58,192 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:08:58,192 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281334399] [2021-11-02 23:08:58,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:08:58,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:08:58,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:08:58,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:08:58,245 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:08:58,246 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1281334399] [2021-11-02 23:08:58,246 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1281334399] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:08:58,246 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:08:58,246 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-02 23:08:58,246 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074621807] [2021-11-02 23:08:58,247 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-02 23:08:58,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:08:58,247 INFO L85 PathProgramCache]: Analyzing trace with hash 85564, now seen corresponding path program 1 times [2021-11-02 23:08:58,247 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:08:58,248 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [239187301] [2021-11-02 23:08:58,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:08:58,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:08:58,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:08:58,252 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 23:08:58,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:08:58,256 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 23:08:58,295 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:08:58,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-02 23:08:58,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-02 23:08:58,296 INFO L87 Difference]: Start difference. First operand 23 states and 28 transitions. cyclomatic complexity: 8 Second operand has 6 states, 6 states have (on average 2.0) internal successors, (12), 6 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:08:58,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:08:58,389 INFO L93 Difference]: Finished difference Result 27 states and 32 transitions. [2021-11-02 23:08:58,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-02 23:08:58,390 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 32 transitions. [2021-11-02 23:08:58,391 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-11-02 23:08:58,391 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 27 states and 32 transitions. [2021-11-02 23:08:58,391 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 23 [2021-11-02 23:08:58,391 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2021-11-02 23:08:58,391 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 32 transitions. [2021-11-02 23:08:58,392 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:08:58,392 INFO L681 BuchiCegarLoop]: Abstraction has 27 states and 32 transitions. [2021-11-02 23:08:58,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 32 transitions. [2021-11-02 23:08:58,393 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-11-02 23:08:58,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 26. [2021-11-02 23:08:58,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 26 states have (on average 1.1923076923076923) internal successors, (31), 25 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:08:58,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 31 transitions. [2021-11-02 23:08:58,395 INFO L704 BuchiCegarLoop]: Abstraction has 26 states and 31 transitions. [2021-11-02 23:08:58,395 INFO L587 BuchiCegarLoop]: Abstraction has 26 states and 31 transitions. [2021-11-02 23:08:58,395 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-11-02 23:08:58,395 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 26 states and 31 transitions. [2021-11-02 23:08:58,396 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-11-02 23:08:58,396 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 23:08:58,396 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 23:08:58,396 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:08:58,397 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-11-02 23:08:58,397 INFO L791 eck$LassoCheckResult]: Stem: 872#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 873#L-1 havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~malloc21.base, main_#t~malloc21.offset, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~malloc23.base, main_#t~malloc23.offset, main_~dir_len~0, main_~file_len~0, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset, main_~output~0.base, main_~output~0.offset;main_~dir_len~0 := main_#t~nondet19;havoc main_#t~nondet19; 884#L532 assume !(main_~dir_len~0 < 1);main_~file_len~0 := main_#t~nondet20;havoc main_#t~nondet20; 877#L534 assume !(main_~file_len~0 < 1);call main_#t~malloc21.base, main_#t~malloc21.offset := #Ultimate.allocOnStack(main_~dir_len~0);main_~dir~0.base, main_~dir~0.offset := main_#t~malloc21.base, main_#t~malloc21.offset;call write~int(0, main_~dir~0.base, main_~dir~0.offset + (main_~dir_len~0 - 1), 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~file_len~0);main_~file~0.base, main_~file~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~file~0.base, main_~file~0.offset + (main_~file_len~0 - 1), 1);call main_#t~malloc23.base, main_#t~malloc23.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0 + main_~file_len~0));main_~output~0.base, main_~output~0.offset := main_#t~malloc23.base, main_#t~malloc23.offset;build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset, build_fullname_#in~directory.base, build_fullname_#in~directory.offset, build_fullname_#in~filename.base, build_fullname_#in~filename.offset := main_~output~0.base, main_~output~0.offset, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset;havoc build_fullname_#t~mem8, build_fullname_#t~mem9, build_fullname_#t~short10, build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset, build_fullname_#t~mem12, build_fullname_#t~mem13, build_fullname_#t~short14, build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset, build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset, build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset, build_fullname_#t~ret18.base, build_fullname_#t~ret18.offset, build_fullname_~fullname.base, build_fullname_~fullname.offset, build_fullname_~directory.base, build_fullname_~directory.offset, build_fullname_~filename.base, build_fullname_~filename.offset, build_fullname_~dest~0.base, build_fullname_~dest~0.offset;build_fullname_~fullname.base, build_fullname_~fullname.offset := build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset;build_fullname_~directory.base, build_fullname_~directory.offset := build_fullname_#in~directory.base, build_fullname_#in~directory.offset;build_fullname_~filename.base, build_fullname_~filename.offset := build_fullname_#in~filename.base, build_fullname_#in~filename.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~fullname.base, build_fullname_~fullname.offset;call build_fullname_#t~mem8 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 47 == build_fullname_#t~mem8; 878#L521 assume !build_fullname_#t~short10; 887#L521-2 assume !build_fullname_#t~short10;havoc build_fullname_#t~mem8;havoc build_fullname_#t~mem9;havoc build_fullname_#t~short10;call build_fullname_#t~mem12 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 46 != build_fullname_#t~mem12; 897#L523 assume build_fullname_#t~short14; 888#L523-2 assume build_fullname_#t~short14;havoc build_fullname_#t~mem12;havoc build_fullname_#t~mem13;havoc build_fullname_#t~short14;strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~directory.base, build_fullname_~directory.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 896#L508-3 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 893#L508-1 assume !(0 != strcpy_#t~mem4);havoc strcpy_#t~post2.base, strcpy_#t~post2.offset;havoc strcpy_#t~post3.base, strcpy_#t~post3.offset;havoc strcpy_#t~mem4; 895#L508-4 strcpy_#res.base, strcpy_#res.offset := strcpy_~res~0.base, strcpy_~res~0.offset; 894#L509 build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset := strcpy_#res.base, strcpy_#res.offset;havoc build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset;strchr_#in~t.base, strchr_#in~t.offset, strchr_#in~c := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, 0;havoc strchr_#res.base, strchr_#res.offset;havoc strchr_#t~mem5, strchr_#t~mem6, strchr_#t~pre7.base, strchr_#t~pre7.offset, strchr_~t.base, strchr_~t.offset, strchr_~c, strchr_~ch~0;strchr_~t.base, strchr_~t.offset := strchr_#in~t.base, strchr_#in~t.offset;strchr_~c := strchr_#in~c;havoc strchr_~ch~0;strchr_~ch~0 := (if strchr_~c % 256 <= 127 then strchr_~c % 256 else strchr_~c % 256 - 256); 881#L514-2 [2021-11-02 23:08:58,397 INFO L793 eck$LassoCheckResult]: Loop: 881#L514-2 assume !false;call strchr_#t~mem5 := read~int(strchr_~t.base, strchr_~t.offset, 1); 885#L515 assume !(strchr_#t~mem5 == strchr_~ch~0);havoc strchr_#t~mem5;call strchr_#t~mem6 := read~int(strchr_~t.base, strchr_~t.offset, 1); 879#L515-2 assume !(0 == strchr_#t~mem6);havoc strchr_#t~mem6;strchr_#t~pre7.base, strchr_#t~pre7.offset := strchr_~t.base, 1 + strchr_~t.offset;strchr_~t.base, strchr_~t.offset := strchr_~t.base, 1 + strchr_~t.offset;havoc strchr_#t~pre7.base, strchr_#t~pre7.offset; 881#L514-2 [2021-11-02 23:08:58,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:08:58,398 INFO L85 PathProgramCache]: Analyzing trace with hash -1906744455, now seen corresponding path program 1 times [2021-11-02 23:08:58,398 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:08:58,398 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861794975] [2021-11-02 23:08:58,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:08:58,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:08:58,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:08:58,419 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 23:08:58,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:08:58,447 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 23:08:58,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:08:58,453 INFO L85 PathProgramCache]: Analyzing trace with hash 85564, now seen corresponding path program 2 times [2021-11-02 23:08:58,453 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:08:58,453 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095279642] [2021-11-02 23:08:58,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:08:58,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:08:58,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:08:58,458 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 23:08:58,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:08:58,462 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 23:08:58,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:08:58,465 INFO L85 PathProgramCache]: Analyzing trace with hash 1413453764, now seen corresponding path program 1 times [2021-11-02 23:08:58,465 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:08:58,465 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025827821] [2021-11-02 23:08:58,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:08:58,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:08:58,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:08:58,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:08:58,539 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:08:58,539 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1025827821] [2021-11-02 23:08:58,539 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1025827821] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:08:58,540 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:08:58,540 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-02 23:08:58,540 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058221771] [2021-11-02 23:08:58,577 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:08:58,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-02 23:08:58,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-02 23:08:58,578 INFO L87 Difference]: Start difference. First operand 26 states and 31 transitions. cyclomatic complexity: 8 Second operand has 7 states, 6 states have (on average 2.5) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:08:58,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:08:58,669 INFO L93 Difference]: Finished difference Result 36 states and 43 transitions. [2021-11-02 23:08:58,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-02 23:08:58,670 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36 states and 43 transitions. [2021-11-02 23:08:58,671 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-11-02 23:08:58,671 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36 states to 36 states and 43 transitions. [2021-11-02 23:08:58,672 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 32 [2021-11-02 23:08:58,672 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 32 [2021-11-02 23:08:58,673 INFO L73 IsDeterministic]: Start isDeterministic. Operand 36 states and 43 transitions. [2021-11-02 23:08:58,673 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:08:58,673 INFO L681 BuchiCegarLoop]: Abstraction has 36 states and 43 transitions. [2021-11-02 23:08:58,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states and 43 transitions. [2021-11-02 23:08:58,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 32. [2021-11-02 23:08:58,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 1.21875) internal successors, (39), 31 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:08:58,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 39 transitions. [2021-11-02 23:08:58,682 INFO L704 BuchiCegarLoop]: Abstraction has 32 states and 39 transitions. [2021-11-02 23:08:58,682 INFO L587 BuchiCegarLoop]: Abstraction has 32 states and 39 transitions. [2021-11-02 23:08:58,682 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-11-02 23:08:58,683 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 39 transitions. [2021-11-02 23:08:58,684 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-11-02 23:08:58,684 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 23:08:58,685 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 23:08:58,686 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:08:58,686 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-11-02 23:08:58,686 INFO L791 eck$LassoCheckResult]: Stem: 950#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 951#L-1 havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~malloc21.base, main_#t~malloc21.offset, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~malloc23.base, main_#t~malloc23.offset, main_~dir_len~0, main_~file_len~0, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset, main_~output~0.base, main_~output~0.offset;main_~dir_len~0 := main_#t~nondet19;havoc main_#t~nondet19; 961#L532 assume !(main_~dir_len~0 < 1);main_~file_len~0 := main_#t~nondet20;havoc main_#t~nondet20; 955#L534 assume !(main_~file_len~0 < 1);call main_#t~malloc21.base, main_#t~malloc21.offset := #Ultimate.allocOnStack(main_~dir_len~0);main_~dir~0.base, main_~dir~0.offset := main_#t~malloc21.base, main_#t~malloc21.offset;call write~int(0, main_~dir~0.base, main_~dir~0.offset + (main_~dir_len~0 - 1), 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~file_len~0);main_~file~0.base, main_~file~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~file~0.base, main_~file~0.offset + (main_~file_len~0 - 1), 1);call main_#t~malloc23.base, main_#t~malloc23.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0 + main_~file_len~0));main_~output~0.base, main_~output~0.offset := main_#t~malloc23.base, main_#t~malloc23.offset;build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset, build_fullname_#in~directory.base, build_fullname_#in~directory.offset, build_fullname_#in~filename.base, build_fullname_#in~filename.offset := main_~output~0.base, main_~output~0.offset, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset;havoc build_fullname_#t~mem8, build_fullname_#t~mem9, build_fullname_#t~short10, build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset, build_fullname_#t~mem12, build_fullname_#t~mem13, build_fullname_#t~short14, build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset, build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset, build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset, build_fullname_#t~ret18.base, build_fullname_#t~ret18.offset, build_fullname_~fullname.base, build_fullname_~fullname.offset, build_fullname_~directory.base, build_fullname_~directory.offset, build_fullname_~filename.base, build_fullname_~filename.offset, build_fullname_~dest~0.base, build_fullname_~dest~0.offset;build_fullname_~fullname.base, build_fullname_~fullname.offset := build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset;build_fullname_~directory.base, build_fullname_~directory.offset := build_fullname_#in~directory.base, build_fullname_#in~directory.offset;build_fullname_~filename.base, build_fullname_~filename.offset := build_fullname_#in~filename.base, build_fullname_#in~filename.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~fullname.base, build_fullname_~fullname.offset;call build_fullname_#t~mem8 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 47 == build_fullname_#t~mem8; 956#L521 assume !build_fullname_#t~short10; 959#L521-2 assume !build_fullname_#t~short10;havoc build_fullname_#t~mem8;havoc build_fullname_#t~mem9;havoc build_fullname_#t~short10;call build_fullname_#t~mem12 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 46 != build_fullname_#t~mem12; 960#L523 assume build_fullname_#t~short14; 966#L523-2 assume build_fullname_#t~short14;havoc build_fullname_#t~mem12;havoc build_fullname_#t~mem13;havoc build_fullname_#t~short14;strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~directory.base, build_fullname_~directory.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 981#L508-3 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 980#L508-1 assume !!(0 != strcpy_#t~mem4);havoc strcpy_#t~post2.base, strcpy_#t~post2.offset;havoc strcpy_#t~post3.base, strcpy_#t~post3.offset;havoc strcpy_#t~mem4; 970#L508-3 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 971#L508-1 assume !(0 != strcpy_#t~mem4);havoc strcpy_#t~post2.base, strcpy_#t~post2.offset;havoc strcpy_#t~post3.base, strcpy_#t~post3.offset;havoc strcpy_#t~mem4; 974#L508-4 strcpy_#res.base, strcpy_#res.offset := strcpy_~res~0.base, strcpy_~res~0.offset; 972#L509 build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset := strcpy_#res.base, strcpy_#res.offset;havoc build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset;strchr_#in~t.base, strchr_#in~t.offset, strchr_#in~c := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, 0;havoc strchr_#res.base, strchr_#res.offset;havoc strchr_#t~mem5, strchr_#t~mem6, strchr_#t~pre7.base, strchr_#t~pre7.offset, strchr_~t.base, strchr_~t.offset, strchr_~c, strchr_~ch~0;strchr_~t.base, strchr_~t.offset := strchr_#in~t.base, strchr_#in~t.offset;strchr_~c := strchr_#in~c;havoc strchr_~ch~0;strchr_~ch~0 := (if strchr_~c % 256 <= 127 then strchr_~c % 256 else strchr_~c % 256 - 256); 973#L514-2 [2021-11-02 23:08:58,686 INFO L793 eck$LassoCheckResult]: Loop: 973#L514-2 assume !false;call strchr_#t~mem5 := read~int(strchr_~t.base, strchr_~t.offset, 1); 975#L515 assume !(strchr_#t~mem5 == strchr_~ch~0);havoc strchr_#t~mem5;call strchr_#t~mem6 := read~int(strchr_~t.base, strchr_~t.offset, 1); 976#L515-2 assume !(0 == strchr_#t~mem6);havoc strchr_#t~mem6;strchr_#t~pre7.base, strchr_#t~pre7.offset := strchr_~t.base, 1 + strchr_~t.offset;strchr_~t.base, strchr_~t.offset := strchr_~t.base, 1 + strchr_~t.offset;havoc strchr_#t~pre7.base, strchr_#t~pre7.offset; 973#L514-2 [2021-11-02 23:08:58,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:08:58,687 INFO L85 PathProgramCache]: Analyzing trace with hash 1571186846, now seen corresponding path program 1 times [2021-11-02 23:08:58,687 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:08:58,687 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599302137] [2021-11-02 23:08:58,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:08:58,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:08:58,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:08:58,724 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 23:08:58,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:08:58,778 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 23:08:58,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:08:58,784 INFO L85 PathProgramCache]: Analyzing trace with hash 85564, now seen corresponding path program 3 times [2021-11-02 23:08:58,784 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:08:58,784 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327368239] [2021-11-02 23:08:58,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:08:58,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:08:58,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:08:58,791 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 23:08:58,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:08:58,795 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 23:08:58,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:08:58,796 INFO L85 PathProgramCache]: Analyzing trace with hash 673793151, now seen corresponding path program 1 times [2021-11-02 23:08:58,797 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:08:58,797 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509275784] [2021-11-02 23:08:58,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:08:58,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:08:58,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:08:58,823 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 23:08:58,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:08:58,865 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 23:09:01,606 INFO L210 LassoAnalysis]: Preferences: [2021-11-02 23:09:01,606 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-02 23:09:01,606 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-02 23:09:01,606 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-02 23:09:01,606 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-02 23:09:01,606 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:09:01,606 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-02 23:09:01,606 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-02 23:09:01,607 INFO L133 ssoRankerPreferences]: Filename of dumped script: build_fullname.i_Iteration7_Lasso [2021-11-02 23:09:01,607 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-02 23:09:01,607 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-02 23:09:01,611 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:01,619 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:01,621 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:01,623 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:01,625 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:01,627 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:02,504 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:02,506 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:02,507 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:02,509 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:02,511 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:02,512 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:02,514 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:02,515 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:02,517 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:02,518 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:02,520 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:02,521 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:02,523 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:02,525 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:02,526 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:02,528 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:02,529 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:02,531 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:02,533 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:02,535 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:02,537 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:02,539 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:02,540 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:02,542 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:02,543 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:02,545 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:02,546 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:03,230 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-02 23:09:03,230 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-02 23:09:03,230 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:09:03,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:09:03,231 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:09:03,233 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:09:03,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-02 23:09:03,241 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:09:03,241 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:09:03,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:09:03,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:09:03,241 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:09:03,242 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:09:03,242 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:09:03,243 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:09:03,263 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-11-02 23:09:03,263 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:09:03,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:09:03,264 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:09:03,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-02 23:09:03,266 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:09:03,273 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:09:03,273 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:09:03,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:09:03,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:09:03,273 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:09:03,273 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:09:03,273 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:09:03,274 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:09:03,298 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2021-11-02 23:09:03,298 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:09:03,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:09:03,299 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:09:03,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-02 23:09:03,300 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:09:03,307 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:09:03,307 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:09:03,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:09:03,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:09:03,307 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:09:03,308 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:09:03,308 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:09:03,309 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:09:03,329 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-11-02 23:09:03,330 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:09:03,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:09:03,331 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:09:03,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-11-02 23:09:03,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:09:03,339 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:09:03,339 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:09:03,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:09:03,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:09:03,339 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:09:03,339 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:09:03,339 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:09:03,343 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:09:03,362 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-11-02 23:09:03,363 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:09:03,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:09:03,363 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:09:03,365 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:09:03,374 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:09:03,374 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:09:03,374 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:09:03,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:09:03,375 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:09:03,375 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:09:03,375 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:09:03,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-11-02 23:09:03,387 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:09:03,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2021-11-02 23:09:03,410 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:09:03,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:09:03,415 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:09:03,417 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:09:03,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-11-02 23:09:03,424 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:09:03,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:09:03,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:09:03,424 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:09:03,425 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:09:03,425 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:09:03,446 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:09:03,476 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-11-02 23:09:03,476 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:09:03,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:09:03,477 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:09:03,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-11-02 23:09:03,478 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:09:03,485 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:09:03,485 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:09:03,485 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:09:03,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:09:03,485 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:09:03,486 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:09:03,486 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:09:03,487 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:09:03,506 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-11-02 23:09:03,506 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:09:03,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:09:03,507 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:09:03,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-11-02 23:09:03,508 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:09:03,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:09:03,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:09:03,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:09:03,515 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:09:03,517 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:09:03,517 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:09:03,521 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:09:03,540 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-11-02 23:09:03,541 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:09:03,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:09:03,541 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:09:03,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-11-02 23:09:03,542 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:09:03,550 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:09:03,550 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:09:03,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:09:03,551 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:09:03,568 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:09:03,569 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:09:03,589 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-02 23:09:03,622 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2021-11-02 23:09:03,622 INFO L444 ModelExtractionUtils]: 24 out of 73 variables were initially zero. Simplification set additionally 46 variables to zero. [2021-11-02 23:09:03,622 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:09:03,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:09:03,623 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:09:03,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-11-02 23:09:03,624 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-02 23:09:03,631 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-11-02 23:09:03,631 INFO L513 LassoAnalysis]: Proved termination. [2021-11-02 23:09:03,632 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc23.base)_4, ULTIMATE.start_strchr_~t.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc23.base)_4 - 1*ULTIMATE.start_strchr_~t.offset Supporting invariants [] [2021-11-02 23:09:03,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2021-11-02 23:09:03,749 INFO L297 tatePredicateManager]: 33 out of 34 supporting invariants were superfluous and have been removed [2021-11-02 23:09:03,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:09:03,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:09:03,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-02 23:09:03,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:09:03,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:09:03,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-02 23:09:03,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:09:03,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:09:03,917 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2021-11-02 23:09:03,917 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 32 states and 39 transitions. cyclomatic complexity: 10 Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:09:03,956 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 32 states and 39 transitions. cyclomatic complexity: 10. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 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 42 states and 54 transitions. Complement of second has 5 states. [2021-11-02 23:09:03,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2021-11-02 23:09:03,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:09:03,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 25 transitions. [2021-11-02 23:09:03,959 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 25 transitions. Stem has 14 letters. Loop has 3 letters. [2021-11-02 23:09:03,959 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-02 23:09:03,959 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 25 transitions. Stem has 17 letters. Loop has 3 letters. [2021-11-02 23:09:03,959 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-02 23:09:03,960 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 25 transitions. Stem has 14 letters. Loop has 6 letters. [2021-11-02 23:09:03,960 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-02 23:09:03,960 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 42 states and 54 transitions. [2021-11-02 23:09:03,961 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-02 23:09:03,962 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 42 states to 35 states and 43 transitions. [2021-11-02 23:09:03,962 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 26 [2021-11-02 23:09:03,962 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28 [2021-11-02 23:09:03,962 INFO L73 IsDeterministic]: Start isDeterministic. Operand 35 states and 43 transitions. [2021-11-02 23:09:03,962 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-02 23:09:03,962 INFO L681 BuchiCegarLoop]: Abstraction has 35 states and 43 transitions. [2021-11-02 23:09:03,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states and 43 transitions. [2021-11-02 23:09:03,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 33. [2021-11-02 23:09:03,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 33 states have (on average 1.2121212121212122) internal successors, (40), 32 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:09:03,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 40 transitions. [2021-11-02 23:09:03,965 INFO L704 BuchiCegarLoop]: Abstraction has 33 states and 40 transitions. [2021-11-02 23:09:03,965 INFO L587 BuchiCegarLoop]: Abstraction has 33 states and 40 transitions. [2021-11-02 23:09:03,965 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-11-02 23:09:03,965 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 33 states and 40 transitions. [2021-11-02 23:09:03,966 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-02 23:09:03,966 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 23:09:03,966 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 23:09:03,967 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:09:03,967 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-02 23:09:03,967 INFO L791 eck$LassoCheckResult]: Stem: 1241#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 1242#L-1 havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~malloc21.base, main_#t~malloc21.offset, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~malloc23.base, main_#t~malloc23.offset, main_~dir_len~0, main_~file_len~0, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset, main_~output~0.base, main_~output~0.offset;main_~dir_len~0 := main_#t~nondet19;havoc main_#t~nondet19; 1255#L532 assume !(main_~dir_len~0 < 1);main_~file_len~0 := main_#t~nondet20;havoc main_#t~nondet20; 1244#L534 assume !(main_~file_len~0 < 1);call main_#t~malloc21.base, main_#t~malloc21.offset := #Ultimate.allocOnStack(main_~dir_len~0);main_~dir~0.base, main_~dir~0.offset := main_#t~malloc21.base, main_#t~malloc21.offset;call write~int(0, main_~dir~0.base, main_~dir~0.offset + (main_~dir_len~0 - 1), 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~file_len~0);main_~file~0.base, main_~file~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~file~0.base, main_~file~0.offset + (main_~file_len~0 - 1), 1);call main_#t~malloc23.base, main_#t~malloc23.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0 + main_~file_len~0));main_~output~0.base, main_~output~0.offset := main_#t~malloc23.base, main_#t~malloc23.offset;build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset, build_fullname_#in~directory.base, build_fullname_#in~directory.offset, build_fullname_#in~filename.base, build_fullname_#in~filename.offset := main_~output~0.base, main_~output~0.offset, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset;havoc build_fullname_#t~mem8, build_fullname_#t~mem9, build_fullname_#t~short10, build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset, build_fullname_#t~mem12, build_fullname_#t~mem13, build_fullname_#t~short14, build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset, build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset, build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset, build_fullname_#t~ret18.base, build_fullname_#t~ret18.offset, build_fullname_~fullname.base, build_fullname_~fullname.offset, build_fullname_~directory.base, build_fullname_~directory.offset, build_fullname_~filename.base, build_fullname_~filename.offset, build_fullname_~dest~0.base, build_fullname_~dest~0.offset;build_fullname_~fullname.base, build_fullname_~fullname.offset := build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset;build_fullname_~directory.base, build_fullname_~directory.offset := build_fullname_#in~directory.base, build_fullname_#in~directory.offset;build_fullname_~filename.base, build_fullname_~filename.offset := build_fullname_#in~filename.base, build_fullname_#in~filename.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~fullname.base, build_fullname_~fullname.offset;call build_fullname_#t~mem8 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 47 == build_fullname_#t~mem8; 1245#L521 assume !build_fullname_#t~short10; 1250#L521-2 assume !build_fullname_#t~short10;havoc build_fullname_#t~mem8;havoc build_fullname_#t~mem9;havoc build_fullname_#t~short10;call build_fullname_#t~mem12 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 46 != build_fullname_#t~mem12; 1251#L523 assume build_fullname_#t~short14; 1258#L523-2 assume build_fullname_#t~short14;havoc build_fullname_#t~mem12;havoc build_fullname_#t~mem13;havoc build_fullname_#t~short14;strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~directory.base, build_fullname_~directory.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 1271#L508-3 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 1270#L508-1 assume !(0 != strcpy_#t~mem4);havoc strcpy_#t~post2.base, strcpy_#t~post2.offset;havoc strcpy_#t~post3.base, strcpy_#t~post3.offset;havoc strcpy_#t~mem4; 1266#L508-4 strcpy_#res.base, strcpy_#res.offset := strcpy_~res~0.base, strcpy_~res~0.offset; 1264#L509 build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset := strcpy_#res.base, strcpy_#res.offset;havoc build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset;strchr_#in~t.base, strchr_#in~t.offset, strchr_#in~c := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, 0;havoc strchr_#res.base, strchr_#res.offset;havoc strchr_#t~mem5, strchr_#t~mem6, strchr_#t~pre7.base, strchr_#t~pre7.offset, strchr_~t.base, strchr_~t.offset, strchr_~c, strchr_~ch~0;strchr_~t.base, strchr_~t.offset := strchr_#in~t.base, strchr_#in~t.offset;strchr_~c := strchr_#in~c;havoc strchr_~ch~0;strchr_~ch~0 := (if strchr_~c % 256 <= 127 then strchr_~c % 256 else strchr_~c % 256 - 256); 1265#L514-2 assume !false;call strchr_#t~mem5 := read~int(strchr_~t.base, strchr_~t.offset, 1); 1252#L515 assume strchr_#t~mem5 == strchr_~ch~0;havoc strchr_#t~mem5; 1253#L514-3 strchr_#res.base, strchr_#res.offset := strchr_~t.base, strchr_~t.offset; 1247#L517 build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset := strchr_#res.base, strchr_#res.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset;havoc build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset;call write~int(47, build_fullname_~dest~0.base, build_fullname_~dest~0.offset, 1);build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset := build_fullname_~dest~0.base, 1 + build_fullname_~dest~0.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~dest~0.base, 1 + build_fullname_~dest~0.offset;havoc build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset; 1239#L523-4 strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~filename.base, build_fullname_~filename.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 1240#L508-8 [2021-11-02 23:09:03,968 INFO L793 eck$LassoCheckResult]: Loop: 1240#L508-8 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 1243#L508-6 assume !!(0 != strcpy_#t~mem4);havoc strcpy_#t~post2.base, strcpy_#t~post2.offset;havoc strcpy_#t~post3.base, strcpy_#t~post3.offset;havoc strcpy_#t~mem4; 1240#L508-8 [2021-11-02 23:09:03,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:09:03,968 INFO L85 PathProgramCache]: Analyzing trace with hash 1119349231, now seen corresponding path program 1 times [2021-11-02 23:09:03,968 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:09:03,968 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605925180] [2021-11-02 23:09:03,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:09:03,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:09:03,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:09:03,992 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 23:09:04,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:09:04,010 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 23:09:04,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:09:04,011 INFO L85 PathProgramCache]: Analyzing trace with hash 3590, now seen corresponding path program 3 times [2021-11-02 23:09:04,011 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:09:04,011 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068086154] [2021-11-02 23:09:04,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:09:04,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:09:04,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:09:04,015 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 23:09:04,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:09:04,019 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 23:09:04,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:09:04,019 INFO L85 PathProgramCache]: Analyzing trace with hash 1952789620, now seen corresponding path program 1 times [2021-11-02 23:09:04,019 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:09:04,020 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179968407] [2021-11-02 23:09:04,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:09:04,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:09:04,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:09:04,041 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 23:09:04,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:09:04,066 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 23:09:04,218 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2021-11-02 23:09:06,483 INFO L210 LassoAnalysis]: Preferences: [2021-11-02 23:09:06,483 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-02 23:09:06,483 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-02 23:09:06,484 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-02 23:09:06,484 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-02 23:09:06,484 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:09:06,484 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-02 23:09:06,484 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-02 23:09:06,484 INFO L133 ssoRankerPreferences]: Filename of dumped script: build_fullname.i_Iteration8_Lasso [2021-11-02 23:09:06,484 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-02 23:09:06,484 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-02 23:09:06,498 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:06,500 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:06,502 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:06,503 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:06,505 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:06,506 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:06,508 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:06,509 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:07,714 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:07,725 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:07,727 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:07,728 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:07,730 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:07,731 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:07,733 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:07,734 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:07,735 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:07,737 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:07,738 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:07,740 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:07,743 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:07,745 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:07,746 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:07,748 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:07,750 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:07,751 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:07,753 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:07,754 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:07,757 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:07,758 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:07,760 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:07,761 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:07,763 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:07,765 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:07,766 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:09:08,632 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-02 23:09:08,632 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-02 23:09:08,632 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:09:08,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:09:08,633 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:09:08,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-11-02 23:09:08,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:09:08,641 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:09:08,641 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:09:08,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:09:08,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:09:08,641 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:09:08,642 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:09:08,642 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:09:08,643 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:09:08,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2021-11-02 23:09:08,662 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:09:08,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:09:08,663 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:09:08,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-11-02 23:09:08,665 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:09:08,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:09:08,672 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:09:08,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:09:08,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:09:08,672 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:09:08,672 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:09:08,672 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:09:08,673 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:09:08,692 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-11-02 23:09:08,692 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:09:08,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:09:08,693 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:09:08,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-11-02 23:09:08,694 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:09:08,701 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:09:08,701 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:09:08,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:09:08,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:09:08,701 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:09:08,701 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:09:08,701 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:09:08,702 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:09:08,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2021-11-02 23:09:08,722 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:09:08,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:09:08,722 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:09:08,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-11-02 23:09:08,723 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:09:08,730 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:09:08,730 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:09:08,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:09:08,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:09:08,731 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:09:08,731 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:09:08,731 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:09:08,732 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:09:08,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-11-02 23:09:08,751 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:09:08,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:09:08,752 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:09:08,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-11-02 23:09:08,753 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:09:08,760 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:09:08,760 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:09:08,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:09:08,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:09:08,760 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:09:08,761 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:09:08,761 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:09:08,762 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:09:08,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2021-11-02 23:09:08,781 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:09:08,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:09:08,782 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:09:08,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-11-02 23:09:08,784 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:09:08,790 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:09:08,791 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:09:08,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:09:08,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:09:08,791 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:09:08,791 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:09:08,791 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:09:08,792 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:09:08,811 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-11-02 23:09:08,811 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:09:08,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:09:08,812 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:09:08,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-11-02 23:09:08,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:09:08,820 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:09:08,820 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:09:08,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:09:08,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:09:08,820 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:09:08,821 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:09:08,821 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:09:08,822 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:09:08,841 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2021-11-02 23:09:08,841 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:09:08,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:09:08,842 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:09:08,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-11-02 23:09:08,844 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:09:08,851 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:09:08,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:09:08,851 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:09:08,852 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:09:08,853 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:09:08,853 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:09:08,864 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:09:08,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2021-11-02 23:09:08,884 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:09:08,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:09:08,901 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:09:08,916 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:09:08,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-11-02 23:09:08,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:09:08,925 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:09:08,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:09:08,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:09:08,925 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:09:08,925 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:09:08,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:09:08,939 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:09:08,963 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-11-02 23:09:08,964 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:09:08,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:09:08,964 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:09:08,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-11-02 23:09:08,966 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:09:08,973 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:09:08,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:09:08,973 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:09:08,973 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:09:08,976 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:09:08,976 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:09:08,981 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:09:09,000 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2021-11-02 23:09:09,000 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:09:09,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:09:09,001 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:09:09,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-11-02 23:09:09,002 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:09:09,009 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:09:09,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:09:09,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:09:09,009 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:09:09,010 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:09:09,010 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:09:09,013 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:09:09,033 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2021-11-02 23:09:09,033 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:09:09,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:09:09,034 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:09:09,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-11-02 23:09:09,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:09:09,042 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:09:09,042 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:09:09,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:09:09,042 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-02 23:09:09,042 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:09:09,042 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 23:09:09,042 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:09:09,044 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:09:09,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2021-11-02 23:09:09,063 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:09:09,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:09:09,064 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:09:09,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-11-02 23:09:09,066 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:09:09,074 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:09:09,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:09:09,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:09:09,074 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:09:09,091 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:09:09,091 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:09:09,131 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-02 23:09:09,215 INFO L443 ModelExtractionUtils]: Simplification made 26 calls to the SMT solver. [2021-11-02 23:09:09,215 INFO L444 ModelExtractionUtils]: 33 out of 88 variables were initially zero. Simplification set additionally 52 variables to zero. [2021-11-02 23:09:09,215 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:09:09,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:09:09,216 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:09:09,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-11-02 23:09:09,217 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-02 23:09:09,224 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-11-02 23:09:09,224 INFO L513 LassoAnalysis]: Proved termination. [2021-11-02 23:09:09,224 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_strcpy_~s1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc23.base)_5) = -1*ULTIMATE.start_strcpy_~s1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc23.base)_5 Supporting invariants [] [2021-11-02 23:09:09,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2021-11-02 23:09:09,417 INFO L297 tatePredicateManager]: 51 out of 52 supporting invariants were superfluous and have been removed [2021-11-02 23:09:09,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:09:09,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:09:09,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-02 23:09:09,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:09:09,501 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2021-11-02 23:09:09,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:09:09,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-02 23:09:09,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:09:09,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:09:09,672 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.4 stem predicates 2 loop predicates [2021-11-02 23:09:09,672 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 33 states and 40 transitions. cyclomatic complexity: 10 Second operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:09:09,756 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 33 states and 40 transitions. cyclomatic complexity: 10. Second operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 41 states and 48 transitions. Complement of second has 10 states. [2021-11-02 23:09:09,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 5 stem states 1 non-accepting loop states 2 accepting loop states [2021-11-02 23:09:09,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:09:09,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 28 transitions. [2021-11-02 23:09:09,757 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 28 transitions. Stem has 17 letters. Loop has 2 letters. [2021-11-02 23:09:09,758 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-02 23:09:09,758 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 28 transitions. Stem has 19 letters. Loop has 2 letters. [2021-11-02 23:09:09,758 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-02 23:09:09,758 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 28 transitions. Stem has 17 letters. Loop has 4 letters. [2021-11-02 23:09:09,758 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-02 23:09:09,758 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 48 transitions. [2021-11-02 23:09:09,759 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-02 23:09:09,760 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 34 states and 40 transitions. [2021-11-02 23:09:09,760 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 26 [2021-11-02 23:09:09,760 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 27 [2021-11-02 23:09:09,760 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 40 transitions. [2021-11-02 23:09:09,760 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-02 23:09:09,760 INFO L681 BuchiCegarLoop]: Abstraction has 34 states and 40 transitions. [2021-11-02 23:09:09,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states and 40 transitions. [2021-11-02 23:09:09,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 32. [2021-11-02 23:09:09,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 1.1875) internal successors, (38), 31 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:09:09,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 38 transitions. [2021-11-02 23:09:09,763 INFO L704 BuchiCegarLoop]: Abstraction has 32 states and 38 transitions. [2021-11-02 23:09:09,763 INFO L587 BuchiCegarLoop]: Abstraction has 32 states and 38 transitions. [2021-11-02 23:09:09,763 INFO L425 BuchiCegarLoop]: ======== Iteration 9============ [2021-11-02 23:09:09,763 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 38 transitions. [2021-11-02 23:09:09,764 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-02 23:09:09,764 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 23:09:09,764 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 23:09:09,765 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:09:09,765 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-02 23:09:09,765 INFO L791 eck$LassoCheckResult]: Stem: 1622#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 1623#L-1 havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~malloc21.base, main_#t~malloc21.offset, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~malloc23.base, main_#t~malloc23.offset, main_~dir_len~0, main_~file_len~0, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset, main_~output~0.base, main_~output~0.offset;main_~dir_len~0 := main_#t~nondet19;havoc main_#t~nondet19; 1635#L532 assume !(main_~dir_len~0 < 1);main_~file_len~0 := main_#t~nondet20;havoc main_#t~nondet20; 1627#L534 assume !(main_~file_len~0 < 1);call main_#t~malloc21.base, main_#t~malloc21.offset := #Ultimate.allocOnStack(main_~dir_len~0);main_~dir~0.base, main_~dir~0.offset := main_#t~malloc21.base, main_#t~malloc21.offset;call write~int(0, main_~dir~0.base, main_~dir~0.offset + (main_~dir_len~0 - 1), 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~file_len~0);main_~file~0.base, main_~file~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~file~0.base, main_~file~0.offset + (main_~file_len~0 - 1), 1);call main_#t~malloc23.base, main_#t~malloc23.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0 + main_~file_len~0));main_~output~0.base, main_~output~0.offset := main_#t~malloc23.base, main_#t~malloc23.offset;build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset, build_fullname_#in~directory.base, build_fullname_#in~directory.offset, build_fullname_#in~filename.base, build_fullname_#in~filename.offset := main_~output~0.base, main_~output~0.offset, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset;havoc build_fullname_#t~mem8, build_fullname_#t~mem9, build_fullname_#t~short10, build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset, build_fullname_#t~mem12, build_fullname_#t~mem13, build_fullname_#t~short14, build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset, build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset, build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset, build_fullname_#t~ret18.base, build_fullname_#t~ret18.offset, build_fullname_~fullname.base, build_fullname_~fullname.offset, build_fullname_~directory.base, build_fullname_~directory.offset, build_fullname_~filename.base, build_fullname_~filename.offset, build_fullname_~dest~0.base, build_fullname_~dest~0.offset;build_fullname_~fullname.base, build_fullname_~fullname.offset := build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset;build_fullname_~directory.base, build_fullname_~directory.offset := build_fullname_#in~directory.base, build_fullname_#in~directory.offset;build_fullname_~filename.base, build_fullname_~filename.offset := build_fullname_#in~filename.base, build_fullname_#in~filename.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~fullname.base, build_fullname_~fullname.offset;call build_fullname_#t~mem8 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 47 == build_fullname_#t~mem8; 1628#L521 assume !build_fullname_#t~short10; 1638#L521-2 assume !build_fullname_#t~short10;havoc build_fullname_#t~mem8;havoc build_fullname_#t~mem9;havoc build_fullname_#t~short10;call build_fullname_#t~mem12 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 46 != build_fullname_#t~mem12; 1653#L523 assume build_fullname_#t~short14; 1639#L523-2 assume build_fullname_#t~short14;havoc build_fullname_#t~mem12;havoc build_fullname_#t~mem13;havoc build_fullname_#t~short14;strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~directory.base, build_fullname_~directory.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 1652#L508-3 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 1651#L508-1 assume !(0 != strcpy_#t~mem4);havoc strcpy_#t~post2.base, strcpy_#t~post2.offset;havoc strcpy_#t~post3.base, strcpy_#t~post3.offset;havoc strcpy_#t~mem4; 1647#L508-4 strcpy_#res.base, strcpy_#res.offset := strcpy_~res~0.base, strcpy_~res~0.offset; 1645#L509 build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset := strcpy_#res.base, strcpy_#res.offset;havoc build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset;strchr_#in~t.base, strchr_#in~t.offset, strchr_#in~c := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, 0;havoc strchr_#res.base, strchr_#res.offset;havoc strchr_#t~mem5, strchr_#t~mem6, strchr_#t~pre7.base, strchr_#t~pre7.offset, strchr_~t.base, strchr_~t.offset, strchr_~c, strchr_~ch~0;strchr_~t.base, strchr_~t.offset := strchr_#in~t.base, strchr_#in~t.offset;strchr_~c := strchr_#in~c;havoc strchr_~ch~0;strchr_~ch~0 := (if strchr_~c % 256 <= 127 then strchr_~c % 256 else strchr_~c % 256 - 256); 1646#L514-2 assume !false;call strchr_#t~mem5 := read~int(strchr_~t.base, strchr_~t.offset, 1); 1636#L515 assume !(strchr_#t~mem5 == strchr_~ch~0);havoc strchr_#t~mem5;call strchr_#t~mem6 := read~int(strchr_~t.base, strchr_~t.offset, 1); 1629#L515-2 assume 0 == strchr_#t~mem6;havoc strchr_#t~mem6;strchr_#res.base, strchr_#res.offset := 0, 0; 1630#L517 build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset := strchr_#res.base, strchr_#res.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset;havoc build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset;call write~int(47, build_fullname_~dest~0.base, build_fullname_~dest~0.offset, 1);build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset := build_fullname_~dest~0.base, 1 + build_fullname_~dest~0.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~dest~0.base, 1 + build_fullname_~dest~0.offset;havoc build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset; 1624#L523-4 strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~filename.base, build_fullname_~filename.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 1625#L508-8 [2021-11-02 23:09:09,765 INFO L793 eck$LassoCheckResult]: Loop: 1625#L508-8 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 1626#L508-6 assume !!(0 != strcpy_#t~mem4);havoc strcpy_#t~post2.base, strcpy_#t~post2.offset;havoc strcpy_#t~post3.base, strcpy_#t~post3.offset;havoc strcpy_#t~mem4; 1625#L508-8 [2021-11-02 23:09:09,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:09:09,766 INFO L85 PathProgramCache]: Analyzing trace with hash 1119402086, now seen corresponding path program 1 times [2021-11-02 23:09:09,766 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:09:09,766 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [776763965] [2021-11-02 23:09:09,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:09:09,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:09:09,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:09:09,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:09:09,820 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:09:09,820 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [776763965] [2021-11-02 23:09:09,820 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [776763965] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:09:09,821 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:09:09,821 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-02 23:09:09,821 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314382114] [2021-11-02 23:09:09,821 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-02 23:09:09,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:09:09,822 INFO L85 PathProgramCache]: Analyzing trace with hash 3590, now seen corresponding path program 4 times [2021-11-02 23:09:09,822 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:09:09,822 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778225584] [2021-11-02 23:09:09,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:09:09,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:09:09,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:09:09,826 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 23:09:09,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:09:09,830 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 23:09:09,920 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:09:09,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-02 23:09:09,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-02 23:09:09,921 INFO L87 Difference]: Start difference. First operand 32 states and 38 transitions. cyclomatic complexity: 9 Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 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) [2021-11-02 23:09:09,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:09:09,952 INFO L93 Difference]: Finished difference Result 29 states and 34 transitions. [2021-11-02 23:09:09,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-02 23:09:09,952 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 29 states and 34 transitions. [2021-11-02 23:09:09,953 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-02 23:09:09,953 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 29 states to 0 states and 0 transitions. [2021-11-02 23:09:09,953 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-11-02 23:09:09,953 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-11-02 23:09:09,953 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-11-02 23:09:09,953 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:09:09,953 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-02 23:09:09,953 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-02 23:09:09,953 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-02 23:09:09,953 INFO L425 BuchiCegarLoop]: ======== Iteration 10============ [2021-11-02 23:09:09,953 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-11-02 23:09:09,954 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-02 23:09:09,954 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-11-02 23:09:09,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 02.11 11:09:09 BoogieIcfgContainer [2021-11-02 23:09:09,959 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-02 23:09:09,960 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-02 23:09:09,960 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-02 23:09:09,960 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-02 23:09:09,960 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:08:42" (3/4) ... [2021-11-02 23:09:09,964 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-02 23:09:09,964 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-02 23:09:09,965 INFO L168 Benchmark]: Toolchain (without parser) took 28774.32 ms. Allocated memory was 100.7 MB in the beginning and 157.3 MB in the end (delta: 56.6 MB). Free memory was 58.8 MB in the beginning and 71.8 MB in the end (delta: -13.0 MB). Peak memory consumption was 44.4 MB. Max. memory is 16.1 GB. [2021-11-02 23:09:09,965 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 100.7 MB. Free memory is still 76.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-02 23:09:09,966 INFO L168 Benchmark]: CACSL2BoogieTranslator took 550.87 ms. Allocated memory is still 100.7 MB. Free memory was 58.6 MB in the beginning and 69.1 MB in the end (delta: -10.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-02 23:09:09,966 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.34 ms. Allocated memory is still 100.7 MB. Free memory was 69.1 MB in the beginning and 67.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-02 23:09:09,966 INFO L168 Benchmark]: Boogie Preprocessor took 68.45 ms. Allocated memory is still 100.7 MB. Free memory was 67.0 MB in the beginning and 65.2 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-02 23:09:09,967 INFO L168 Benchmark]: RCFGBuilder took 499.59 ms. Allocated memory is still 100.7 MB. Free memory was 65.2 MB in the beginning and 50.9 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-11-02 23:09:09,967 INFO L168 Benchmark]: BuchiAutomizer took 27580.25 ms. Allocated memory was 100.7 MB in the beginning and 157.3 MB in the end (delta: 56.6 MB). Free memory was 50.9 MB in the beginning and 71.8 MB in the end (delta: -20.9 MB). Peak memory consumption was 37.9 MB. Max. memory is 16.1 GB. [2021-11-02 23:09:09,967 INFO L168 Benchmark]: Witness Printer took 4.41 ms. Allocated memory is still 157.3 MB. Free memory is still 71.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-02 23:09:09,969 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 100.7 MB. Free memory is still 76.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 550.87 ms. Allocated memory is still 100.7 MB. Free memory was 58.6 MB in the beginning and 69.1 MB in the end (delta: -10.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 58.34 ms. Allocated memory is still 100.7 MB. Free memory was 69.1 MB in the beginning and 67.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 68.45 ms. Allocated memory is still 100.7 MB. Free memory was 67.0 MB in the beginning and 65.2 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 499.59 ms. Allocated memory is still 100.7 MB. Free memory was 65.2 MB in the beginning and 50.9 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 27580.25 ms. Allocated memory was 100.7 MB in the beginning and 157.3 MB in the end (delta: 56.6 MB). Free memory was 50.9 MB in the beginning and 71.8 MB in the end (delta: -20.9 MB). Peak memory consumption was 37.9 MB. Max. memory is 16.1 GB. * Witness Printer took 4.41 ms. Allocated memory is still 157.3 MB. Free memory is still 71.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 9 terminating modules (4 trivial, 5 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * s1 + 3 * unknown-#length-unknown[__builtin_alloca (file_len)] and consists of 7 locations. One deterministic module has affine ranking function unknown-#length-unknown[s1] + -1 * s1 and consists of 3 locations. One deterministic module has affine ranking function -1 * s2 + unknown-#length-unknown[__builtin_alloca (dir_len+file_len+2)] and consists of 6 locations. One deterministic module has affine ranking function unknown-#length-unknown[__builtin_alloca (dir_len+file_len+2)] + -1 * t and consists of 4 locations. One deterministic module has affine ranking function -1 * s1 + unknown-#length-unknown[__builtin_alloca (dir_len+file_len+2)] and consists of 8 locations. 4 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 27.5s and 10 iterations. TraceHistogramMax:2. Analysis of lassos took 25.4s. Construction of modules took 0.2s. Büchi inclusion checks took 1.5s. Highest rank in rank-based complementation 3. Minimization of det autom 7. Minimization of nondet autom 2. Automata minimization 0.0s AutomataMinimizationTime, 8 MinimizatonAttempts, 20 StatesRemovedByMinimization, 8 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 33 states and ocurred in iteration 7. Nontrivial modules had stage [5, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 169 SDtfs, 202 SDslu, 214 SDs, 0 SdLazy, 255 SolverSat, 45 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU3 SILI0 SILT0 lasso5 LassoPreprocessingBenchmarks: Lassos: inital474 mio100 ax100 hnf100 lsp98 ukn66 mio100 lsp43 div100 bol100 ite100 ukn100 eq205 hnf88 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 43ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-11-02 23:09:09,999 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4c14da-1d0d-4ff3-ac07-fec3c9dfa0d5/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE