./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex7B.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex7B.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be --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 856d94ec041b267732c8bce0716646085f61a9b9ff6e49843f730e0ad45cc451 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:49:06,934 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:49:06,937 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:49:06,983 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:49:06,984 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:49:06,991 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:49:06,994 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:49:06,999 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:49:07,004 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:49:07,006 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:49:07,007 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:49:07,009 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:49:07,010 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:49:07,011 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:49:07,014 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:49:07,016 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:49:07,017 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:49:07,019 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:49:07,022 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:49:07,026 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:49:07,028 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:49:07,030 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:49:07,032 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:49:07,034 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:49:07,039 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:49:07,039 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:49:07,040 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:49:07,041 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:49:07,042 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:49:07,044 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:49:07,044 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:49:07,046 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:49:07,047 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:49:07,048 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:49:07,050 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:49:07,050 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:49:07,052 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:49:07,052 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:49:07,053 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:49:07,054 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:49:07,055 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:49:07,057 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-21 19:49:07,088 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:49:07,089 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:49:07,089 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:49:07,090 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:49:07,091 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:49:07,091 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:49:07,092 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:49:07,092 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-21 19:49:07,092 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-21 19:49:07,093 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-21 19:49:07,093 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-21 19:49:07,093 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-21 19:49:07,093 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-21 19:49:07,094 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:49:07,094 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 19:49:07,094 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:49:07,095 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:49:07,095 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-21 19:49:07,095 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-21 19:49:07,096 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-21 19:49:07,096 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:49:07,096 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-21 19:49:07,096 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:49:07,097 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-21 19:49:07,097 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:49:07,097 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:49:07,098 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:49:07,098 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:49:07,098 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:49:07,100 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-21 19:49:07,102 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_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 856d94ec041b267732c8bce0716646085f61a9b9ff6e49843f730e0ad45cc451 [2021-10-21 19:49:07,487 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:49:07,523 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:49:07,526 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:49:07,529 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:49:07,530 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:49:07,531 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex7B.i [2021-10-21 19:49:07,611 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/data/e8edf7e80/6fa985d60f3741979cbc02a5e6aec414/FLAG813cf5b18 [2021-10-21 19:49:08,250 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:49:08,251 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex7B.i [2021-10-21 19:49:08,277 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/data/e8edf7e80/6fa985d60f3741979cbc02a5e6aec414/FLAG813cf5b18 [2021-10-21 19:49:08,599 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/data/e8edf7e80/6fa985d60f3741979cbc02a5e6aec414 [2021-10-21 19:49:08,603 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:49:08,604 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:49:08,607 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:49:08,607 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:49:08,612 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:49:08,613 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:49:08" (1/1) ... [2021-10-21 19:49:08,614 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@692368d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:49:08, skipping insertion in model container [2021-10-21 19:49:08,615 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:49:08" (1/1) ... [2021-10-21 19:49:08,624 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:49:08,641 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:49:08,898 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:49:08,921 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 19:49:08,942 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:49:08,962 INFO L208 MainTranslator]: Completed translation [2021-10-21 19:49:08,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:49:08 WrapperNode [2021-10-21 19:49:08,963 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:49:08,964 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 19:49:08,965 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 19:49:08,965 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 19:49:08,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:49:08" (1/1) ... [2021-10-21 19:49:08,987 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:49:08" (1/1) ... [2021-10-21 19:49:09,009 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 19:49:09,010 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 19:49:09,010 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 19:49:09,010 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 19:49:09,020 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:49:08" (1/1) ... [2021-10-21 19:49:09,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:49:08" (1/1) ... [2021-10-21 19:49:09,036 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:49:08" (1/1) ... [2021-10-21 19:49:09,037 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:49:08" (1/1) ... [2021-10-21 19:49:09,043 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:49:08" (1/1) ... [2021-10-21 19:49:09,047 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:49:08" (1/1) ... [2021-10-21 19:49:09,054 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:49:08" (1/1) ... [2021-10-21 19:49:09,057 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 19:49:09,059 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 19:49:09,060 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 19:49:09,060 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 19:49:09,062 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:49:08" (1/1) ... [2021-10-21 19:49:09,072 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:49:09,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:49:09,106 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:49:09,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-21 19:49:09,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-21 19:49:09,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-21 19:49:09,179 INFO L130 BoogieDeclarations]: Found specification of procedure f [2021-10-21 19:49:09,179 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2021-10-21 19:49:09,180 INFO L130 BoogieDeclarations]: Found specification of procedure g [2021-10-21 19:49:09,181 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2021-10-21 19:49:09,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 19:49:09,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 19:49:09,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-21 19:49:09,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-21 19:49:09,550 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 19:49:09,568 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-21 19:49:09,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:49:09 BoogieIcfgContainer [2021-10-21 19:49:09,571 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 19:49:09,572 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-21 19:49:09,572 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-21 19:49:09,576 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-21 19:49:09,577 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 19:49:09,577 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.10 07:49:08" (1/3) ... [2021-10-21 19:49:09,589 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7867f7bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 07:49:09, skipping insertion in model container [2021-10-21 19:49:09,589 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 19:49:09,589 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:49:08" (2/3) ... [2021-10-21 19:49:09,590 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7867f7bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 07:49:09, skipping insertion in model container [2021-10-21 19:49:09,590 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 19:49:09,590 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:49:09" (3/3) ... [2021-10-21 19:49:09,592 INFO L389 chiAutomizerObserver]: Analyzing ICFG rec_malloc_ex7B.i [2021-10-21 19:49:09,674 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-21 19:49:09,675 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-21 19:49:09,675 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-21 19:49:09,675 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-21 19:49:09,675 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-21 19:49:09,676 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-21 19:49:09,676 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-21 19:49:09,676 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-21 19:49:09,700 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 10 states have internal predecessors, (10), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-10-21 19:49:09,733 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-10-21 19:49:09,734 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:49:09,734 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:49:09,744 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-10-21 19:49:09,744 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-10-21 19:49:09,745 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-21 19:49:09,746 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 10 states have internal predecessors, (10), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-10-21 19:49:09,749 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-10-21 19:49:09,750 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:49:09,750 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:49:09,751 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-10-21 19:49:09,751 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-10-21 19:49:09,759 INFO L791 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 10#L-1true havoc main_#res;havoc main_#t~malloc5.base, main_#t~malloc5.offset, main_#t~malloc6.base, main_#t~malloc6.offset, main_#t~nondet7, main_#t~nondet8, main_~p1~0.base, main_~p1~0.offset, main_~p2~0.base, main_~p2~0.offset;call main_#t~malloc5.base, main_#t~malloc5.offset := #Ultimate.allocOnHeap(4);main_~p1~0.base, main_~p1~0.offset := main_#t~malloc5.base, main_#t~malloc5.offset;havoc main_#t~malloc5.base, main_#t~malloc5.offset;call main_#t~malloc6.base, main_#t~malloc6.offset := #Ultimate.allocOnHeap(4);main_~p2~0.base, main_~p2~0.offset := main_#t~malloc6.base, main_#t~malloc6.offset;havoc main_#t~malloc6.base, main_#t~malloc6.offset;call write~int(main_#t~nondet7, main_~p1~0.base, main_~p1~0.offset, 4);havoc main_#t~nondet7;call write~int(main_#t~nondet8, main_~p2~0.base, main_~p2~0.offset, 4);havoc main_#t~nondet8; 9#L43true call f(main_~p1~0.base, main_~p1~0.offset, main_~p2~0.base, main_~p2~0.offset);< 11#fENTRYtrue [2021-10-21 19:49:09,760 INFO L793 eck$LassoCheckResult]: Loop: 11#fENTRYtrue ~p.base, ~p.offset := #in~p.base, #in~p.offset;~q.base, ~q.offset := #in~q.base, #in~q.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4);call #t~mem2 := read~int(~q.base, ~q.offset, 4); 13#L13true assume !(#t~mem1 + #t~mem2 < 0);havoc #t~mem1;havoc #t~mem2;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~np~0.base, ~np~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~p.base, ~p.offset, 4);call write~int(#t~mem4 - 1, ~np~0.base, ~np~0.offset, 4);havoc #t~mem4;call ULTIMATE.dealloc(~p.base, ~p.offset); 14#L23true call g(~q.base, ~q.offset, ~np~0.base, ~np~0.offset);< 12#gENTRYtrue ~p.base, ~p.offset := #in~p.base, #in~p.offset;~q.base, ~q.offset := #in~q.base, #in~q.offset; 16#L31true call f(~q.base, ~q.offset, ~p.base, ~p.offset);< 11#fENTRYtrue [2021-10-21 19:49:09,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:49:09,770 INFO L82 PathProgramCache]: Analyzing trace with hash 39794, now seen corresponding path program 1 times [2021-10-21 19:49:09,781 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:49:09,783 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086587721] [2021-10-21 19:49:09,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:49:09,785 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:49:09,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:49:09,966 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:49:10,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:49:10,056 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:49:10,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:49:10,060 INFO L82 PathProgramCache]: Analyzing trace with hash 28764888, now seen corresponding path program 1 times [2021-10-21 19:49:10,061 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:49:10,062 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450105054] [2021-10-21 19:49:10,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:49:10,062 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:49:10,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:49:10,126 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:49:10,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:49:10,197 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:49:10,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:49:10,213 INFO L82 PathProgramCache]: Analyzing trace with hash 1102237191, now seen corresponding path program 1 times [2021-10-21 19:49:10,214 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:49:10,214 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243651216] [2021-10-21 19:49:10,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:49:10,215 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:49:10,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:49:10,271 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:49:10,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:49:10,317 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:49:13,192 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 19:49:13,193 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 19:49:13,193 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 19:49:13,194 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 19:49:13,194 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 19:49:13,194 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:49:13,195 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 19:49:13,195 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 19:49:13,196 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex7B.i_Iteration1_Lasso [2021-10-21 19:49:13,196 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 19:49:13,196 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 19:49:13,239 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:49:13,249 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:49:13,253 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:49:13,257 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:49:13,260 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:49:13,281 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:49:13,285 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:49:13,289 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:49:13,292 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:49:13,295 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:49:13,298 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:49:13,301 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:49:13,307 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:49:13,309 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:49:13,312 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:49:13,315 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:49:13,322 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:49:13,325 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:49:13,330 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:49:13,339 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:49:13,342 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:49:13,345 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:49:13,349 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:49:13,352 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:49:13,355 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:49:13,367 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:49:13,371 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:49:13,374 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:49:13,376 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:49:13,379 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:49:13,699 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:49:13,704 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:49:13,707 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:49:13,712 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:49:13,716 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:49:13,718 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:49:14,345 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 19:49:14,351 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 19:49:14,353 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:49:14,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:49:14,360 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:49:14,369 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:49:14,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:49:14,381 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:49:14,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:49:14,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:49:14,382 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:49:14,385 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:49:14,386 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:49:14,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-21 19:49:14,399 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:49:14,449 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-21 19:49:14,450 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:49:14,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:49:14,452 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:49:14,462 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:49:14,473 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:49:14,473 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:49:14,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:49:14,474 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:49:14,474 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:49:14,475 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:49:14,475 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:49:14,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-21 19:49:14,488 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:49:14,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-21 19:49:14,535 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:49:14,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:49:14,539 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:49:14,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-21 19:49:14,542 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 [2021-10-21 19:49:14,557 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:49:14,557 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:49:14,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:49:14,558 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:49:14,558 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:49:14,561 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:49:14,561 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:49:14,575 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:49:14,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-21 19:49:14,600 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:49:14,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:49:14,602 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:49:14,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-21 19:49:14,614 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:49:14,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:49:14,622 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:49:14,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:49:14,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:49:14,623 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:49:14,624 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:49:14,624 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:49:14,643 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:49:14,671 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-10-21 19:49:14,671 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:49:14,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:49:14,673 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:49:14,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-21 19:49:14,675 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:49:14,684 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:49:14,684 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:49:14,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:49:14,684 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:49:14,684 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:49:14,685 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:49:14,685 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:49:14,701 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:49:14,728 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-21 19:49:14,729 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:49:14,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:49:14,730 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:49:14,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-21 19:49:14,738 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:49:14,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:49:14,750 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:49:14,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:49:14,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:49:14,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:49:14,751 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:49:14,752 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:49:14,776 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:49:14,820 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-21 19:49:14,821 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:49:14,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:49:14,822 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:49:14,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-21 19:49:14,836 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:49:14,846 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:49:14,847 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:49:14,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:49:14,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:49:14,847 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:49:14,848 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:49:14,848 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:49:14,864 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:49:14,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-21 19:49:14,889 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:49:14,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:49:14,890 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:49:14,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-21 19:49:14,892 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:49:14,901 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:49:14,901 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:49:14,901 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:49:14,901 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:49:14,902 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:49:14,902 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:49:14,903 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:49:14,912 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:49:14,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-10-21 19:49:14,940 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:49:14,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:49:14,942 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:49:14,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-21 19:49:14,945 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:49:14,954 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:49:14,954 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:49:14,954 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:49:14,954 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:49:14,954 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:49:14,959 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:49:14,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:49:14,970 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:49:14,997 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-21 19:49:14,998 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:49:14,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:49:14,999 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:49:15,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-21 19:49:15,002 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 [2021-10-21 19:49:15,011 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:49:15,011 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:49:15,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:49:15,011 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:49:15,011 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:49:15,012 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:49:15,012 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:49:15,022 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:49:15,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-21 19:49:15,047 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:49:15,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:49:15,049 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:49:15,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-21 19:49:15,050 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:49:15,059 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:49:15,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:49:15,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:49:15,060 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:49:15,060 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:49:15,060 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:49:15,060 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:49:15,062 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:49:15,086 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-21 19:49:15,086 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:49:15,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:49:15,088 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:49:15,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-21 19:49:15,093 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:49:15,103 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:49:15,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:49:15,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:49:15,103 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:49:15,108 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:49:15,108 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:49:15,136 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:49:15,180 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-21 19:49:15,181 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:49:15,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:49:15,182 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:49:15,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-21 19:49:15,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:49:15,199 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:49:15,199 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:49:15,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:49:15,200 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:49:15,200 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:49:15,200 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:49:15,201 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:49:15,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:49:15,256 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-21 19:49:15,256 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:49:15,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:49:15,258 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:49:15,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-21 19:49:15,259 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:49:15,268 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:49:15,268 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:49:15,269 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:49:15,269 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:49:15,269 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:49:15,269 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:49:15,270 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:49:15,271 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:49:15,297 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-21 19:49:15,297 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:49:15,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:49:15,298 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:49:15,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-21 19:49:15,301 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:49:15,311 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:49:15,311 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:49:15,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:49:15,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:49:15,311 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:49:15,312 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:49:15,312 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:49:15,342 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:49:15,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-21 19:49:15,371 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:49:15,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:49:15,372 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:49:15,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-21 19:49:15,374 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:49:15,384 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:49:15,384 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:49:15,384 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:49:15,384 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:49:15,384 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:49:15,385 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:49:15,385 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:49:15,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:49:15,462 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-21 19:49:15,462 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:49:15,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:49:15,465 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:49:15,471 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:49:15,483 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:49:15,483 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:49:15,483 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:49:15,483 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:49:15,484 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:49:15,484 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:49:15,484 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:49:15,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-21 19:49:15,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:49:15,533 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-21 19:49:15,533 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:49:15,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:49:15,534 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:49:15,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-21 19:49:15,537 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:49:15,546 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:49:15,546 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:49:15,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:49:15,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:49:15,546 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:49:15,547 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:49:15,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:49:15,549 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:49:15,579 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-21 19:49:15,581 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:49:15,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:49:15,582 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:49:15,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-21 19:49:15,589 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:49:15,599 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:49:15,599 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:49:15,599 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:49:15,599 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:49:15,600 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:49:15,604 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:49:15,604 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:49:15,605 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:49:15,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2021-10-21 19:49:15,637 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:49:15,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:49:15,638 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:49:15,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-21 19:49:15,640 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:49:15,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:49:15,651 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:49:15,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:49:15,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:49:15,651 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:49:15,652 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:49:15,652 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:49:15,664 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:49:15,691 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-21 19:49:15,691 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:49:15,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:49:15,693 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:49:15,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-21 19:49:15,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:49:15,706 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:49:15,706 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:49:15,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:49:15,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:49:15,706 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:49:15,707 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:49:15,707 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:49:15,708 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:49:15,735 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-21 19:49:15,735 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:49:15,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:49:15,736 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:49:15,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-21 19:49:15,738 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:49:15,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:49:15,748 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:49:15,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:49:15,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:49:15,748 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:49:15,749 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:49:15,749 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:49:15,760 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:49:15,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-10-21 19:49:15,785 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:49:15,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:49:15,787 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:49:15,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-21 19:49:15,792 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:49:15,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:49:15,801 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:49:15,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:49:15,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:49:15,802 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:49:15,802 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:49:15,802 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:49:15,804 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:49:15,832 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-10-21 19:49:15,832 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:49:15,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:49:15,833 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:49:15,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-21 19:49:15,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:49:15,844 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:49:15,844 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:49:15,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:49:15,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:49:15,844 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:49:15,845 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:49:15,845 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:49:15,847 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:49:15,870 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-10-21 19:49:15,871 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:49:15,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:49:15,872 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:49:15,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-21 19:49:15,875 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:49:15,889 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:49:15,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:49:15,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:49:15,889 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:49:15,892 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:49:15,892 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:49:15,914 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:49:15,937 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-10-21 19:49:15,938 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:49:15,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:49:15,939 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:49:15,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-21 19:49:15,940 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:49:15,949 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:49:15,949 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:49:15,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:49:15,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:49:15,949 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:49:15,951 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:49:15,951 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:49:15,972 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:49:15,996 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-10-21 19:49:15,997 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:49:15,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:49:15,998 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:49:16,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-21 19:49:16,001 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:49:16,009 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:49:16,010 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:49:16,010 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:49:16,010 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:49:16,010 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:49:16,010 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:49:16,011 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:49:16,040 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:49:16,077 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-10-21 19:49:16,077 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:49:16,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:49:16,078 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:49:16,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-10-21 19:49:16,082 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:49:16,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:49:16,091 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:49:16,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:49:16,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:49:16,091 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:49:16,092 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:49:16,092 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:49:16,096 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:49:16,121 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-10-21 19:49:16,121 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:49:16,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:49:16,122 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:49:16,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-10-21 19:49:16,124 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:49:16,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:49:16,133 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:49:16,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:49:16,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:49:16,133 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:49:16,133 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:49:16,133 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:49:16,135 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:49:16,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-10-21 19:49:16,159 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:49:16,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:49:16,160 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:49:16,161 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:49:16,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-10-21 19:49:16,170 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:49:16,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:49:16,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:49:16,171 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:49:16,180 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:49:16,180 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:49:16,195 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-21 19:49:16,239 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2021-10-21 19:49:16,239 INFO L444 ModelExtractionUtils]: 10 out of 16 variables were initially zero. Simplification set additionally 2 variables to zero. [2021-10-21 19:49:16,241 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:49:16,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:49:16,255 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:49:16,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-10-21 19:49:16,256 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-21 19:49:16,301 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-21 19:49:16,301 INFO L513 LassoAnalysis]: Proved termination. [2021-10-21 19:49:16,302 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int f_#in~p.base) f_#in~p.offset)_1, v_rep(select (select #memory_int f_#in~q.base) f_#in~q.offset)_1) = 2*v_rep(select (select #memory_int f_#in~p.base) f_#in~p.offset)_1 + 2*v_rep(select (select #memory_int f_#in~q.base) f_#in~q.offset)_1 + 1 Supporting invariants [] [2021-10-21 19:49:16,348 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-10-21 19:49:16,372 INFO L297 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2021-10-21 19:49:16,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:49:16,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:49:16,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-21 19:49:16,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:49:16,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:49:16,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 52 conjunts are in the unsatisfiable core [2021-10-21 19:49:16,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:49:16,764 INFO L354 Elim1Store]: treesize reduction 36, result has 54.4 percent of original size [2021-10-21 19:49:16,765 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 49 treesize of output 67 [2021-10-21 19:49:17,524 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-21 19:49:17,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-10-21 19:49:17,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:49:17,712 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 5 loop predicates [2021-10-21 19:49:17,713 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 15 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 10 states have internal predecessors, (10), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 6 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:49:17,923 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 15 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 10 states have internal predecessors, (10), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3). Second operand has 6 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 32 states and 36 transitions. Complement of second has 20 states. [2021-10-21 19:49:17,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 5 non-accepting loop states 1 accepting loop states [2021-10-21 19:49:17,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:49:17,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 10 transitions. [2021-10-21 19:49:17,930 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 10 transitions. Stem has 3 letters. Loop has 5 letters. [2021-10-21 19:49:17,932 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:49:17,932 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 10 transitions. Stem has 8 letters. Loop has 5 letters. [2021-10-21 19:49:17,932 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:49:17,933 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 10 transitions. Stem has 3 letters. Loop has 10 letters. [2021-10-21 19:49:17,933 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:49:17,934 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 36 transitions. [2021-10-21 19:49:17,939 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 19:49:17,943 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 0 states and 0 transitions. [2021-10-21 19:49:17,945 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-21 19:49:17,945 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-21 19:49:17,946 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-21 19:49:17,946 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-21 19:49:17,946 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:49:17,947 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:49:17,947 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:49:17,947 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-21 19:49:17,947 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-21 19:49:17,948 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 19:49:17,948 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-21 19:49:17,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.10 07:49:17 BoogieIcfgContainer [2021-10-21 19:49:17,956 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-21 19:49:17,957 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 19:49:17,957 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 19:49:17,957 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 19:49:17,958 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:49:09" (3/4) ... [2021-10-21 19:49:17,963 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-21 19:49:17,963 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 19:49:17,965 INFO L168 Benchmark]: Toolchain (without parser) took 9359.54 ms. Allocated memory was 125.8 MB in the beginning and 176.2 MB in the end (delta: 50.3 MB). Free memory was 87.4 MB in the beginning and 58.7 MB in the end (delta: 28.7 MB). Peak memory consumption was 79.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:49:17,966 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 125.8 MB. Free memory is still 103.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:49:17,967 INFO L168 Benchmark]: CACSL2BoogieTranslator took 356.98 ms. Allocated memory is still 125.8 MB. Free memory was 87.2 MB in the beginning and 100.7 MB in the end (delta: -13.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-21 19:49:17,968 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.47 ms. Allocated memory is still 125.8 MB. Free memory was 100.7 MB in the beginning and 99.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:49:17,969 INFO L168 Benchmark]: Boogie Preprocessor took 47.98 ms. Allocated memory is still 125.8 MB. Free memory was 99.1 MB in the beginning and 98.0 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:49:17,969 INFO L168 Benchmark]: RCFGBuilder took 511.61 ms. Allocated memory is still 125.8 MB. Free memory was 98.0 MB in the beginning and 88.0 MB in the end (delta: 9.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-21 19:49:17,971 INFO L168 Benchmark]: BuchiAutomizer took 8384.47 ms. Allocated memory was 125.8 MB in the beginning and 176.2 MB in the end (delta: 50.3 MB). Free memory was 88.0 MB in the beginning and 58.7 MB in the end (delta: 29.3 MB). Peak memory consumption was 81.8 MB. Max. memory is 16.1 GB. [2021-10-21 19:49:17,971 INFO L168 Benchmark]: Witness Printer took 6.33 ms. Allocated memory is still 176.2 MB. Free memory is still 58.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:49:17,975 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 125.8 MB. Free memory is still 103.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 356.98 ms. Allocated memory is still 125.8 MB. Free memory was 87.2 MB in the beginning and 100.7 MB in the end (delta: -13.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 44.47 ms. Allocated memory is still 125.8 MB. Free memory was 100.7 MB in the beginning and 99.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 47.98 ms. Allocated memory is still 125.8 MB. Free memory was 99.1 MB in the beginning and 98.0 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 511.61 ms. Allocated memory is still 125.8 MB. Free memory was 98.0 MB in the beginning and 88.0 MB in the end (delta: 9.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 8384.47 ms. Allocated memory was 125.8 MB in the beginning and 176.2 MB in the end (delta: 50.3 MB). Free memory was 88.0 MB in the beginning and 58.7 MB in the end (delta: 29.3 MB). Peak memory consumption was 81.8 MB. Max. memory is 16.1 GB. * Witness Printer took 6.33 ms. Allocated memory is still 176.2 MB. Free memory is still 58.7 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 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function 2 * unknown-#memory_int-unknown[p][p] + 2 * unknown-#memory_int-unknown[q][q] + 1 and consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 8.2s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 6.6s. Construction of modules took 0.0s. Büchi inclusion checks took 1.4s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 6 SDtfs, 5 SDslu, 5 SDs, 0 SdLazy, 41 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 71.4ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital229 mio100 ax100 hnf100 lsp97 ukn71 mio100 lsp37 div100 bol100 ite100 ukn100 eq174 hnf89 smp96 dnf114 smp87 tf100 neg100 sie117 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 49ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-21 19:49:18,039 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-10-21 19:49:18,215 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a68d8449-eb2d-48dc-8089-05d7391b0939/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...