./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loops/insertion_sort-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/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_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loops/insertion_sort-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/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 32bit --witnessprinter.graph.data.programhash e6909fdbd47ee7cc9ac1cfcb139a86d0e022eb1f9eab8a625d6818fa3999b29d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 19:46:34,967 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:46:34,971 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:46:35,033 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:46:35,034 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:46:35,039 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:46:35,042 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:46:35,046 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:46:35,049 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:46:35,056 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:46:35,058 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:46:35,060 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:46:35,061 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:46:35,064 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:46:35,066 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:46:35,071 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:46:35,073 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:46:35,074 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:46:35,077 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:46:35,086 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:46:35,088 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:46:35,090 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:46:35,093 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:46:35,095 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:46:35,105 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:46:35,106 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:46:35,106 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:46:35,109 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:46:35,109 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:46:35,111 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:46:35,111 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:46:35,113 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:46:35,115 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:46:35,116 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:46:35,118 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:46:35,119 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:46:35,120 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:46:35,120 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:46:35,120 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:46:35,122 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:46:35,123 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:46:35,124 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-21 19:46:35,169 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:46:35,170 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:46:35,170 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:46:35,171 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:46:35,172 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:46:35,173 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:46:35,173 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:46:35,173 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-21 19:46:35,174 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-21 19:46:35,174 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-21 19:46:35,175 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-21 19:46:35,176 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-21 19:46:35,176 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-21 19:46:35,176 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:46:35,177 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 19:46:35,177 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 19:46:35,177 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:46:35,178 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 19:46:35,178 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:46:35,178 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-21 19:46:35,178 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-21 19:46:35,179 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-21 19:46:35,179 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 19:46:35,179 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:46:35,180 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-21 19:46:35,180 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:46:35,182 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-21 19:46:35,182 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:46:35,183 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:46:35,183 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:46:35,183 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:46:35,184 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:46:35,185 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-21 19:46:35,186 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_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e6909fdbd47ee7cc9ac1cfcb139a86d0e022eb1f9eab8a625d6818fa3999b29d [2021-10-21 19:46:35,498 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:46:35,537 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:46:35,541 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:46:35,542 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:46:35,546 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:46:35,547 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/loops/insertion_sort-2.c [2021-10-21 19:46:35,625 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/data/c4d2d55f0/e88b242b94e94974a74a3314c0076640/FLAGfd78efec8 [2021-10-21 19:46:36,131 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:46:36,133 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/sv-benchmarks/c/loops/insertion_sort-2.c [2021-10-21 19:46:36,144 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/data/c4d2d55f0/e88b242b94e94974a74a3314c0076640/FLAGfd78efec8 [2021-10-21 19:46:36,500 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/data/c4d2d55f0/e88b242b94e94974a74a3314c0076640 [2021-10-21 19:46:36,503 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:46:36,504 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:46:36,506 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:46:36,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:46:36,523 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:46:36,523 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:46:36" (1/1) ... [2021-10-21 19:46:36,524 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25426bb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:46:36, skipping insertion in model container [2021-10-21 19:46:36,525 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:46:36" (1/1) ... [2021-10-21 19:46:36,533 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:46:36,547 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:46:36,744 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/sv-benchmarks/c/loops/insertion_sort-2.c[328,341] [2021-10-21 19:46:36,766 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:46:36,784 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 19:46:36,812 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/sv-benchmarks/c/loops/insertion_sort-2.c[328,341] [2021-10-21 19:46:36,848 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:46:36,864 INFO L208 MainTranslator]: Completed translation [2021-10-21 19:46:36,865 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:46:36 WrapperNode [2021-10-21 19:46:36,865 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:46:36,868 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 19:46:36,868 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 19:46:36,868 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 19:46:36,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:46:36" (1/1) ... [2021-10-21 19:46:36,904 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:46:36" (1/1) ... [2021-10-21 19:46:36,942 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 19:46:36,943 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 19:46:36,943 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 19:46:36,944 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 19:46:36,954 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:46:36" (1/1) ... [2021-10-21 19:46:36,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:46:36" (1/1) ... [2021-10-21 19:46:36,961 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:46:36" (1/1) ... [2021-10-21 19:46:36,962 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:46:36" (1/1) ... [2021-10-21 19:46:36,979 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:46:36" (1/1) ... [2021-10-21 19:46:36,984 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:46:36" (1/1) ... [2021-10-21 19:46:36,986 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:46:36" (1/1) ... [2021-10-21 19:46:36,998 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 19:46:37,001 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 19:46:37,001 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 19:46:37,001 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 19:46:37,004 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:46:36" (1/1) ... [2021-10-21 19:46:37,013 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:37,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:37,049 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:37,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-21 19:46:37,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 19:46:37,107 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 19:46:37,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-21 19:46:37,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 19:46:37,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 19:46:37,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-21 19:46:37,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-21 19:46:37,431 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 19:46:37,447 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-10-21 19:46:37,449 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:46:37 BoogieIcfgContainer [2021-10-21 19:46:37,450 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 19:46:37,451 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-21 19:46:37,452 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-21 19:46:37,456 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-21 19:46:37,457 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 19:46:37,457 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.10 07:46:36" (1/3) ... [2021-10-21 19:46:37,459 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@15cc1402 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 07:46:37, skipping insertion in model container [2021-10-21 19:46:37,475 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 19:46:37,475 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:46:36" (2/3) ... [2021-10-21 19:46:37,476 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@15cc1402 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 07:46:37, skipping insertion in model container [2021-10-21 19:46:37,476 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 19:46:37,476 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:46:37" (3/3) ... [2021-10-21 19:46:37,478 INFO L389 chiAutomizerObserver]: Analyzing ICFG insertion_sort-2.c [2021-10-21 19:46:37,558 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-21 19:46:37,571 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-21 19:46:37,571 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-21 19:46:37,571 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-21 19:46:37,571 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-21 19:46:37,572 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-21 19:46:37,572 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-21 19:46:37,572 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-21 19:46:37,600 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 21 states, 20 states have (on average 1.5) internal successors, (30), 20 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:46:37,617 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2021-10-21 19:46:37,617 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:46:37,618 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:46:37,624 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-10-21 19:46:37,624 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-21 19:46:37,624 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-21 19:46:37,625 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 21 states, 20 states have (on average 1.5) internal successors, (30), 20 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:46:37,627 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2021-10-21 19:46:37,627 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:46:37,628 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:46:37,628 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-10-21 19:46:37,628 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-21 19:46:37,635 INFO L791 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(19);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 11#L-1true havoc main_#res;havoc main_#t~nondet7, main_#t~nondet9, main_#t~post8, main_#t~mem11, main_#t~mem14, main_#t~mem12, main_#t~short13, main_#t~post10, main_#t~mem16, main_#t~mem17, main_#t~post15, main_~SIZE~0, main_~i~0, main_~j~0, main_~k~0, main_~key~0, main_~#v~0.base, main_~#v~0.offset;main_~SIZE~0 := main_#t~nondet7;havoc main_#t~nondet7;havoc main_~i~0;havoc main_~j~0;havoc main_~k~0;havoc main_~key~0;call main_~#v~0.base, main_~#v~0.offset := #Ultimate.allocOnStack(4 * (if main_~SIZE~0 % 4294967296 % 4294967296 <= 2147483647 then main_~SIZE~0 % 4294967296 % 4294967296 else main_~SIZE~0 % 4294967296 % 4294967296 - 4294967296));main_~j~0 := 0; 12#L17-3true [2021-10-21 19:46:37,636 INFO L793 eck$LassoCheckResult]: Loop: 12#L17-3true assume !!(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296);call write~int(main_#t~nondet9, main_~#v~0.base, main_~#v~0.offset + 4 * main_~j~0, 4);havoc main_#t~nondet9; 16#L17-2true main_#t~post8 := main_~j~0;main_~j~0 := 1 + main_#t~post8;havoc main_#t~post8; 12#L17-3true [2021-10-21 19:46:37,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:37,642 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-10-21 19:46:37,651 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:46:37,652 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029704803] [2021-10-21 19:46:37,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:46:37,653 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:46:37,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:37,797 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:46:37,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:37,875 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:46:37,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:37,887 INFO L82 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2021-10-21 19:46:37,887 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:46:37,888 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295801263] [2021-10-21 19:46:37,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:46:37,888 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:46:37,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:37,910 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:46:37,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:37,943 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:46:37,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:37,949 INFO L82 PathProgramCache]: Analyzing trace with hash 925765, now seen corresponding path program 1 times [2021-10-21 19:46:37,949 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:46:37,949 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1527889431] [2021-10-21 19:46:37,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:46:37,950 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:46:37,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:37,992 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:46:38,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:38,042 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:46:38,959 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 19:46:38,960 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 19:46:38,960 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 19:46:38,960 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 19:46:38,961 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 19:46:38,961 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:38,962 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 19:46:38,962 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 19:46:38,962 INFO L133 ssoRankerPreferences]: Filename of dumped script: insertion_sort-2.c_Iteration1_Lasso [2021-10-21 19:46:38,962 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 19:46:38,963 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 19:46:38,996 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 19:46:39,003 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 19:46:39,007 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 19:46:39,010 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:46:39,013 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 19:46:39,015 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 19:46:39,019 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:46:39,024 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 19:46:39,028 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:46:39,031 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 19:46:39,035 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 19:46:39,038 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 19:46:39,042 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 19:46:39,046 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 19:46:39,048 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 19:46:39,051 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 19:46:39,054 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 19:46:39,548 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 19:46:39,552 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 19:46:40,203 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 19:46:40,208 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 19:46:40,211 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:40,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:40,215 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:40,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-21 19:46:40,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:40,243 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:40,244 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:40,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:40,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:40,245 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:40,247 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:40,248 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:40,250 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:40,295 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:40,295 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:40,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:40,298 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:40,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-21 19:46:40,312 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:40,324 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:40,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:40,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:40,324 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:40,330 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:40,331 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:40,355 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:40,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-10-21 19:46:40,382 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:40,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:40,383 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:40,391 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:40,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-21 19:46:40,402 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:40,402 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:40,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:40,402 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:40,403 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:40,403 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:40,403 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:40,414 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:40,451 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:40,452 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:40,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:40,453 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:40,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-21 19:46:40,456 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:46:40,466 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:40,466 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:40,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:40,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:40,466 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:40,468 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:40,468 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:40,475 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:40,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:40,512 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:40,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:40,513 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:40,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-21 19:46:40,516 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:40,524 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:40,524 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:40,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:40,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:40,525 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:40,527 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:40,527 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:40,537 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:40,563 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:40,564 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:40,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:40,565 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:40,580 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:46:40,590 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:40,590 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:40,590 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:40,591 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:40,594 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:40,594 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:40,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-21 19:46:40,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:40,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:40,651 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:40,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:40,653 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:40,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-21 19:46:40,657 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:40,668 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:40,668 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:40,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:40,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:40,669 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:40,669 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:40,670 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:40,687 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:40,728 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:40,729 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:40,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:40,731 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:40,740 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:40,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:40,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:40,751 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:40,751 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:40,757 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:40,757 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:40,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-21 19:46:40,766 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:40,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:40,792 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:40,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:40,793 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:40,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-21 19:46:40,800 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:40,809 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:40,809 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:40,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:40,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:40,809 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:40,810 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:40,810 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:40,842 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:40,874 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:40,874 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:40,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:40,875 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:40,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-21 19:46:40,878 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:40,886 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:40,886 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:40,886 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:40,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:40,887 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:40,888 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:40,888 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:40,911 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:40,954 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:40,955 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:40,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:40,956 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:40,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-21 19:46:40,961 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:40,971 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:40,971 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:40,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:40,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:40,972 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:40,972 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:40,973 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:40,981 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:41,009 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:41,009 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:41,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:41,010 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:41,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-21 19:46:41,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:41,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:41,020 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:41,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:41,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:41,021 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:41,021 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:41,022 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:41,029 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:41,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:41,052 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:41,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:41,053 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:41,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-21 19:46:41,059 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:41,068 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:41,068 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:41,068 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:41,068 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:41,068 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:41,069 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:41,069 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:41,070 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:41,096 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:41,096 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:41,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:41,097 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:41,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-21 19:46:41,099 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:41,108 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:41,108 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:41,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:41,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:41,109 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:41,109 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:41,109 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:41,110 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:41,137 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:41,138 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:41,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:41,139 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:41,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-21 19:46:41,142 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:41,150 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:41,150 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:41,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:41,151 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:41,151 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:41,152 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:41,152 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:41,155 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:41,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-10-21 19:46:41,185 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:41,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:41,186 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:41,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-21 19:46:41,188 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:41,195 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:41,196 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:41,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:41,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:41,196 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:41,197 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:41,197 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:41,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:41,251 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:41,251 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:41,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:41,253 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:41,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-21 19:46:41,258 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:46:41,266 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:41,266 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:41,267 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:41,267 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:41,267 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:41,268 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:41,268 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:41,270 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:41,296 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-10-21 19:46:41,297 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:41,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:41,298 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:41,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-21 19:46:41,304 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:41,313 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:41,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:41,313 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:41,313 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:41,319 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:41,319 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:41,343 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:41,387 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:41,388 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:41,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:41,389 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:41,404 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:41,415 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:41,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:41,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:41,416 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:41,419 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:41,419 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:41,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-21 19:46:41,439 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:41,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:41,484 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:41,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:41,486 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:41,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-21 19:46:41,496 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:46:41,511 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:41,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:41,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:41,512 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:41,517 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:41,518 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:41,529 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:41,574 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:41,575 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:41,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:41,580 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:41,589 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 19:46:41,600 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:41,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:41,600 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:41,601 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:41,604 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:41,604 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:41,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-21 19:46:41,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:41,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:41,646 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:41,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:41,647 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:41,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-21 19:46:41,650 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:41,658 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:41,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:41,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:41,659 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:41,662 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:41,662 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:41,687 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:41,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-10-21 19:46:41,721 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:41,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:41,723 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:41,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-21 19:46:41,724 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:41,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:41,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:41,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:41,732 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:41,735 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:41,735 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:41,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:41,807 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:41,807 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:41,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:41,808 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:41,816 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:46:41,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:41,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:41,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:41,826 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:41,828 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:41,828 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:41,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-21 19:46:41,847 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:41,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:41,887 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:41,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:41,888 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:41,891 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:41,901 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:41,901 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-10-21 19:46:41,901 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:41,901 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:41,918 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-10-21 19:46:41,918 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:41,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-21 19:46:41,943 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-21 19:46:42,015 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2021-10-21 19:46:42,015 INFO L444 ModelExtractionUtils]: 9 out of 19 variables were initially zero. Simplification set additionally 6 variables to zero. [2021-10-21 19:46:42,017 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:42,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:42,027 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:42,033 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-21 19:46:42,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-21 19:46:42,083 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-21 19:46:42,084 INFO L513 LassoAnalysis]: Proved termination. [2021-10-21 19:46:42,084 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#v~0.base)_1, ULTIMATE.start_main_~j~0, ULTIMATE.start_main_~#v~0.offset) = 1*v_rep(select #length ULTIMATE.start_main_~#v~0.base)_1 - 4*ULTIMATE.start_main_~j~0 - 1*ULTIMATE.start_main_~#v~0.offset Supporting invariants [] [2021-10-21 19:46:42,126 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:42,175 INFO L297 tatePredicateManager]: 11 out of 11 supporting invariants were superfluous and have been removed [2021-10-21 19:46:42,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:42,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:46:42,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-21 19:46:42,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:46:42,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:46:42,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-21 19:46:42,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:46:42,275 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 19:46:42,293 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-10-21 19:46:42,295 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 21 states, 20 states have (on average 1.5) internal successors, (30), 20 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:46:42,354 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 21 states, 20 states have (on average 1.5) internal successors, (30), 20 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 41 states and 61 transitions. Complement of second has 8 states. [2021-10-21 19:46:42,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-21 19:46:42,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:46:42,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 30 transitions. [2021-10-21 19:46:42,359 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 30 transitions. Stem has 2 letters. Loop has 2 letters. [2021-10-21 19:46:42,360 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:46:42,360 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 30 transitions. Stem has 4 letters. Loop has 2 letters. [2021-10-21 19:46:42,360 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:46:42,360 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 30 transitions. Stem has 2 letters. Loop has 4 letters. [2021-10-21 19:46:42,361 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:46:42,362 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 61 transitions. [2021-10-21 19:46:42,366 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2021-10-21 19:46:42,370 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 18 states and 26 transitions. [2021-10-21 19:46:42,372 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2021-10-21 19:46:42,372 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2021-10-21 19:46:42,373 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 26 transitions. [2021-10-21 19:46:42,374 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-21 19:46:42,374 INFO L681 BuchiCegarLoop]: Abstraction has 18 states and 26 transitions. [2021-10-21 19:46:42,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 26 transitions. [2021-10-21 19:46:42,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2021-10-21 19:46:42,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.4444444444444444) internal successors, (26), 17 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:46:42,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 26 transitions. [2021-10-21 19:46:42,424 INFO L704 BuchiCegarLoop]: Abstraction has 18 states and 26 transitions. [2021-10-21 19:46:42,425 INFO L587 BuchiCegarLoop]: Abstraction has 18 states and 26 transitions. [2021-10-21 19:46:42,425 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-21 19:46:42,425 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 26 transitions. [2021-10-21 19:46:42,429 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2021-10-21 19:46:42,429 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:46:42,430 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:46:42,431 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-10-21 19:46:42,431 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-10-21 19:46:42,431 INFO L791 eck$LassoCheckResult]: Stem: 154#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(19);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 155#L-1 havoc main_#res;havoc main_#t~nondet7, main_#t~nondet9, main_#t~post8, main_#t~mem11, main_#t~mem14, main_#t~mem12, main_#t~short13, main_#t~post10, main_#t~mem16, main_#t~mem17, main_#t~post15, main_~SIZE~0, main_~i~0, main_~j~0, main_~k~0, main_~key~0, main_~#v~0.base, main_~#v~0.offset;main_~SIZE~0 := main_#t~nondet7;havoc main_#t~nondet7;havoc main_~i~0;havoc main_~j~0;havoc main_~k~0;havoc main_~key~0;call main_~#v~0.base, main_~#v~0.offset := #Ultimate.allocOnStack(4 * (if main_~SIZE~0 % 4294967296 % 4294967296 <= 2147483647 then main_~SIZE~0 % 4294967296 % 4294967296 else main_~SIZE~0 % 4294967296 % 4294967296 - 4294967296));main_~j~0 := 0; 157#L17-3 assume !(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296); 158#L17-4 main_~j~0 := 1; 147#L19-3 [2021-10-21 19:46:42,431 INFO L793 eck$LassoCheckResult]: Loop: 147#L19-3 assume !!(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296);call main_#t~mem11 := read~int(main_~#v~0.base, main_~#v~0.offset + 4 * main_~j~0, 4);main_~key~0 := main_#t~mem11;havoc main_#t~mem11;main_~i~0 := main_~j~0 - 1; 148#L22-5 assume !true; 149#L22-6 call write~int(main_~key~0, main_~#v~0.base, main_~#v~0.offset + 4 * (1 + main_~i~0), 4); 146#L19-2 main_#t~post10 := main_~j~0;main_~j~0 := 1 + main_#t~post10;havoc main_#t~post10; 147#L19-3 [2021-10-21 19:46:42,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:42,432 INFO L82 PathProgramCache]: Analyzing trace with hash 925707, now seen corresponding path program 1 times [2021-10-21 19:46:42,433 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:46:42,434 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2038021331] [2021-10-21 19:46:42,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:46:42,434 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:46:42,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:42,480 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:46:42,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:42,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:42,507 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:46:42,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:42,508 INFO L82 PathProgramCache]: Analyzing trace with hash 1680277, now seen corresponding path program 1 times [2021-10-21 19:46:42,508 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:46:42,508 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421560878] [2021-10-21 19:46:42,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:46:42,509 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:46:42,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:46:42,554 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 19:46:42,554 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:46:42,555 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1421560878] [2021-10-21 19:46:42,556 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1421560878] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:46:42,556 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:46:42,556 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 19:46:42,557 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264192798] [2021-10-21 19:46:42,560 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-10-21 19:46:42,560 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:46:42,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-21 19:46:42,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-21 19:46:42,566 INFO L87 Difference]: Start difference. First operand 18 states and 26 transitions. cyclomatic complexity: 11 Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:46:42,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:46:42,576 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2021-10-21 19:46:42,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-21 19:46:42,577 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 23 transitions. [2021-10-21 19:46:42,581 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2021-10-21 19:46:42,582 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 17 states and 22 transitions. [2021-10-21 19:46:42,583 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2021-10-21 19:46:42,583 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2021-10-21 19:46:42,583 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 22 transitions. [2021-10-21 19:46:42,583 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-21 19:46:42,584 INFO L681 BuchiCegarLoop]: Abstraction has 17 states and 22 transitions. [2021-10-21 19:46:42,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 22 transitions. [2021-10-21 19:46:42,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2021-10-21 19:46:42,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.2941176470588236) internal successors, (22), 16 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:46:42,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 22 transitions. [2021-10-21 19:46:42,589 INFO L704 BuchiCegarLoop]: Abstraction has 17 states and 22 transitions. [2021-10-21 19:46:42,589 INFO L587 BuchiCegarLoop]: Abstraction has 17 states and 22 transitions. [2021-10-21 19:46:42,589 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-21 19:46:42,589 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 22 transitions. [2021-10-21 19:46:42,591 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2021-10-21 19:46:42,592 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:46:42,592 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:46:42,592 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-10-21 19:46:42,593 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-10-21 19:46:42,593 INFO L791 eck$LassoCheckResult]: Stem: 191#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(19);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 192#L-1 havoc main_#res;havoc main_#t~nondet7, main_#t~nondet9, main_#t~post8, main_#t~mem11, main_#t~mem14, main_#t~mem12, main_#t~short13, main_#t~post10, main_#t~mem16, main_#t~mem17, main_#t~post15, main_~SIZE~0, main_~i~0, main_~j~0, main_~k~0, main_~key~0, main_~#v~0.base, main_~#v~0.offset;main_~SIZE~0 := main_#t~nondet7;havoc main_#t~nondet7;havoc main_~i~0;havoc main_~j~0;havoc main_~k~0;havoc main_~key~0;call main_~#v~0.base, main_~#v~0.offset := #Ultimate.allocOnStack(4 * (if main_~SIZE~0 % 4294967296 % 4294967296 <= 2147483647 then main_~SIZE~0 % 4294967296 % 4294967296 else main_~SIZE~0 % 4294967296 % 4294967296 - 4294967296));main_~j~0 := 0; 197#L17-3 assume !(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296); 198#L17-4 main_~j~0 := 1; 190#L19-3 [2021-10-21 19:46:42,594 INFO L793 eck$LassoCheckResult]: Loop: 190#L19-3 assume !!(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296);call main_#t~mem11 := read~int(main_~#v~0.base, main_~#v~0.offset + 4 * main_~j~0, 4);main_~key~0 := main_#t~mem11;havoc main_#t~mem11;main_~i~0 := main_~j~0 - 1; 187#L22-5 main_#t~short13 := main_~i~0 >= 0; 188#L22-1 assume main_#t~short13;call main_#t~mem12 := read~int(main_~#v~0.base, main_~#v~0.offset + 4 * main_~i~0, 4);main_#t~short13 := main_#t~mem12 > main_~key~0; 193#L22-3 assume !main_#t~short13;havoc main_#t~mem12;havoc main_#t~short13; 203#L22-6 call write~int(main_~key~0, main_~#v~0.base, main_~#v~0.offset + 4 * (1 + main_~i~0), 4); 189#L19-2 main_#t~post10 := main_~j~0;main_~j~0 := 1 + main_#t~post10;havoc main_#t~post10; 190#L19-3 [2021-10-21 19:46:42,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:42,594 INFO L82 PathProgramCache]: Analyzing trace with hash 925707, now seen corresponding path program 2 times [2021-10-21 19:46:42,595 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:46:42,595 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [306185629] [2021-10-21 19:46:42,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:46:42,596 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:46:42,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:42,632 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:46:42,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:42,678 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:46:42,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:42,680 INFO L82 PathProgramCache]: Analyzing trace with hash 1602376654, now seen corresponding path program 1 times [2021-10-21 19:46:42,680 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:46:42,680 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982549753] [2021-10-21 19:46:42,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:46:42,682 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:46:42,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:42,713 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:46:42,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:42,739 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:46:42,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:42,744 INFO L82 PathProgramCache]: Analyzing trace with hash 1970717784, now seen corresponding path program 1 times [2021-10-21 19:46:42,744 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:46:42,745 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895737285] [2021-10-21 19:46:42,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:46:42,745 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:46:42,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:46:43,101 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 19:46:43,102 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:46:43,104 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [895737285] [2021-10-21 19:46:43,104 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [895737285] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:46:43,104 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:46:43,105 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 19:46:43,105 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048907476] [2021-10-21 19:46:43,332 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:46:43,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:46:43,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:46:43,333 INFO L87 Difference]: Start difference. First operand 17 states and 22 transitions. cyclomatic complexity: 8 Second operand has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:46:43,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:46:43,479 INFO L93 Difference]: Finished difference Result 22 states and 26 transitions. [2021-10-21 19:46:43,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 19:46:43,480 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 22 states and 26 transitions. [2021-10-21 19:46:43,481 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2021-10-21 19:46:43,481 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 22 states to 18 states and 22 transitions. [2021-10-21 19:46:43,482 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2021-10-21 19:46:43,482 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2021-10-21 19:46:43,482 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 22 transitions. [2021-10-21 19:46:43,482 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-21 19:46:43,482 INFO L681 BuchiCegarLoop]: Abstraction has 18 states and 22 transitions. [2021-10-21 19:46:43,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 22 transitions. [2021-10-21 19:46:43,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 17. [2021-10-21 19:46:43,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.2352941176470589) internal successors, (21), 16 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:46:43,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 21 transitions. [2021-10-21 19:46:43,485 INFO L704 BuchiCegarLoop]: Abstraction has 17 states and 21 transitions. [2021-10-21 19:46:43,485 INFO L587 BuchiCegarLoop]: Abstraction has 17 states and 21 transitions. [2021-10-21 19:46:43,485 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-10-21 19:46:43,485 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 21 transitions. [2021-10-21 19:46:43,486 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2021-10-21 19:46:43,486 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:46:43,486 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:46:43,489 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-10-21 19:46:43,489 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-10-21 19:46:43,489 INFO L791 eck$LassoCheckResult]: Stem: 245#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(19);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 246#L-1 havoc main_#res;havoc main_#t~nondet7, main_#t~nondet9, main_#t~post8, main_#t~mem11, main_#t~mem14, main_#t~mem12, main_#t~short13, main_#t~post10, main_#t~mem16, main_#t~mem17, main_#t~post15, main_~SIZE~0, main_~i~0, main_~j~0, main_~k~0, main_~key~0, main_~#v~0.base, main_~#v~0.offset;main_~SIZE~0 := main_#t~nondet7;havoc main_#t~nondet7;havoc main_~i~0;havoc main_~j~0;havoc main_~k~0;havoc main_~key~0;call main_~#v~0.base, main_~#v~0.offset := #Ultimate.allocOnStack(4 * (if main_~SIZE~0 % 4294967296 % 4294967296 <= 2147483647 then main_~SIZE~0 % 4294967296 % 4294967296 else main_~SIZE~0 % 4294967296 % 4294967296 - 4294967296));main_~j~0 := 0; 248#L17-3 assume !!(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296);call write~int(main_#t~nondet9, main_~#v~0.base, main_~#v~0.offset + 4 * main_~j~0, 4);havoc main_#t~nondet9; 249#L17-2 main_#t~post8 := main_~j~0;main_~j~0 := 1 + main_#t~post8;havoc main_#t~post8; 250#L17-3 assume !(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296); 251#L17-4 main_~j~0 := 1; 241#L19-3 [2021-10-21 19:46:43,489 INFO L793 eck$LassoCheckResult]: Loop: 241#L19-3 assume !!(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296);call main_#t~mem11 := read~int(main_~#v~0.base, main_~#v~0.offset + 4 * main_~j~0, 4);main_~key~0 := main_#t~mem11;havoc main_#t~mem11;main_~i~0 := main_~j~0 - 1; 238#L22-5 main_#t~short13 := main_~i~0 >= 0; 239#L22-1 assume main_#t~short13;call main_#t~mem12 := read~int(main_~#v~0.base, main_~#v~0.offset + 4 * main_~i~0, 4);main_#t~short13 := main_#t~mem12 > main_~key~0; 242#L22-3 assume !main_#t~short13;havoc main_#t~mem12;havoc main_#t~short13; 254#L22-6 call write~int(main_~key~0, main_~#v~0.base, main_~#v~0.offset + 4 * (1 + main_~i~0), 4); 240#L19-2 main_#t~post10 := main_~j~0;main_~j~0 := 1 + main_#t~post10;havoc main_#t~post10; 241#L19-3 [2021-10-21 19:46:43,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:43,490 INFO L82 PathProgramCache]: Analyzing trace with hash 889660429, now seen corresponding path program 1 times [2021-10-21 19:46:43,491 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:46:43,491 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573984403] [2021-10-21 19:46:43,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:46:43,491 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:46:43,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:43,529 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:46:43,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:43,566 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:46:43,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:43,571 INFO L82 PathProgramCache]: Analyzing trace with hash 1602376654, now seen corresponding path program 2 times [2021-10-21 19:46:43,571 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:46:43,572 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552529259] [2021-10-21 19:46:43,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:46:43,572 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:46:43,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:43,582 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:46:43,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:43,593 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:46:43,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:43,594 INFO L82 PathProgramCache]: Analyzing trace with hash 1315520218, now seen corresponding path program 1 times [2021-10-21 19:46:43,594 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:46:43,594 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082305097] [2021-10-21 19:46:43,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:46:43,595 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:46:43,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:46:44,033 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:46:44,034 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:46:44,034 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082305097] [2021-10-21 19:46:44,034 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082305097] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 19:46:44,034 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1839325948] [2021-10-21 19:46:44,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:46:44,035 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 19:46:44,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:44,039 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-21 19:46:44,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2021-10-21 19:46:44,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:46:44,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-21 19:46:44,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:46:44,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:46:44,225 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1839325948] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 19:46:44,225 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-21 19:46:44,225 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-10-21 19:46:44,226 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878953181] [2021-10-21 19:46:44,444 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:46:44,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-21 19:46:44,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2021-10-21 19:46:44,445 INFO L87 Difference]: Start difference. First operand 17 states and 21 transitions. cyclomatic complexity: 7 Second operand has 10 states, 10 states have (on average 1.8) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:46:44,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:46:44,752 INFO L93 Difference]: Finished difference Result 35 states and 42 transitions. [2021-10-21 19:46:44,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-21 19:46:44,753 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 35 states and 42 transitions. [2021-10-21 19:46:44,754 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 17 [2021-10-21 19:46:44,754 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 35 states to 31 states and 38 transitions. [2021-10-21 19:46:44,755 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 26 [2021-10-21 19:46:44,755 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 26 [2021-10-21 19:46:44,755 INFO L73 IsDeterministic]: Start isDeterministic. Operand 31 states and 38 transitions. [2021-10-21 19:46:44,755 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-21 19:46:44,755 INFO L681 BuchiCegarLoop]: Abstraction has 31 states and 38 transitions. [2021-10-21 19:46:44,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states and 38 transitions. [2021-10-21 19:46:44,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 19. [2021-10-21 19:46:44,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 18 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:46:44,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 23 transitions. [2021-10-21 19:46:44,758 INFO L704 BuchiCegarLoop]: Abstraction has 19 states and 23 transitions. [2021-10-21 19:46:44,758 INFO L587 BuchiCegarLoop]: Abstraction has 19 states and 23 transitions. [2021-10-21 19:46:44,758 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-10-21 19:46:44,758 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 23 transitions. [2021-10-21 19:46:44,759 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2021-10-21 19:46:44,759 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:46:44,759 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:46:44,759 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1] [2021-10-21 19:46:44,759 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-10-21 19:46:44,760 INFO L791 eck$LassoCheckResult]: Stem: 349#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(19);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 350#L-1 havoc main_#res;havoc main_#t~nondet7, main_#t~nondet9, main_#t~post8, main_#t~mem11, main_#t~mem14, main_#t~mem12, main_#t~short13, main_#t~post10, main_#t~mem16, main_#t~mem17, main_#t~post15, main_~SIZE~0, main_~i~0, main_~j~0, main_~k~0, main_~key~0, main_~#v~0.base, main_~#v~0.offset;main_~SIZE~0 := main_#t~nondet7;havoc main_#t~nondet7;havoc main_~i~0;havoc main_~j~0;havoc main_~k~0;havoc main_~key~0;call main_~#v~0.base, main_~#v~0.offset := #Ultimate.allocOnStack(4 * (if main_~SIZE~0 % 4294967296 % 4294967296 <= 2147483647 then main_~SIZE~0 % 4294967296 % 4294967296 else main_~SIZE~0 % 4294967296 % 4294967296 - 4294967296));main_~j~0 := 0; 352#L17-3 assume !!(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296);call write~int(main_#t~nondet9, main_~#v~0.base, main_~#v~0.offset + 4 * main_~j~0, 4);havoc main_#t~nondet9; 353#L17-2 main_#t~post8 := main_~j~0;main_~j~0 := 1 + main_#t~post8;havoc main_#t~post8; 354#L17-3 assume !!(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296);call write~int(main_#t~nondet9, main_~#v~0.base, main_~#v~0.offset + 4 * main_~j~0, 4);havoc main_#t~nondet9; 355#L17-2 main_#t~post8 := main_~j~0;main_~j~0 := 1 + main_#t~post8;havoc main_#t~post8; 360#L17-3 assume !(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296); 357#L17-4 main_~j~0 := 1; 345#L19-3 [2021-10-21 19:46:44,760 INFO L793 eck$LassoCheckResult]: Loop: 345#L19-3 assume !!(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296);call main_#t~mem11 := read~int(main_~#v~0.base, main_~#v~0.offset + 4 * main_~j~0, 4);main_~key~0 := main_#t~mem11;havoc main_#t~mem11;main_~i~0 := main_~j~0 - 1; 342#L22-5 main_#t~short13 := main_~i~0 >= 0; 343#L22-1 assume main_#t~short13;call main_#t~mem12 := read~int(main_~#v~0.base, main_~#v~0.offset + 4 * main_~i~0, 4);main_#t~short13 := main_#t~mem12 > main_~key~0; 346#L22-3 assume !main_#t~short13;havoc main_#t~mem12;havoc main_#t~short13; 359#L22-6 call write~int(main_~key~0, main_~#v~0.base, main_~#v~0.offset + 4 * (1 + main_~i~0), 4); 344#L19-2 main_#t~post10 := main_~j~0;main_~j~0 := 1 + main_#t~post10;havoc main_#t~post10; 345#L19-3 [2021-10-21 19:46:44,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:44,760 INFO L82 PathProgramCache]: Analyzing trace with hash 265236367, now seen corresponding path program 2 times [2021-10-21 19:46:44,760 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:46:44,761 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927835386] [2021-10-21 19:46:44,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:46:44,761 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:46:44,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:44,779 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:46:44,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:44,799 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:46:44,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:44,800 INFO L82 PathProgramCache]: Analyzing trace with hash 1602376654, now seen corresponding path program 3 times [2021-10-21 19:46:44,800 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:46:44,800 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [467137485] [2021-10-21 19:46:44,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:46:44,800 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:46:44,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:44,808 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:46:44,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:44,818 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:46:44,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:44,819 INFO L82 PathProgramCache]: Analyzing trace with hash -1264115492, now seen corresponding path program 2 times [2021-10-21 19:46:44,819 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:46:44,819 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715701821] [2021-10-21 19:46:44,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:46:44,820 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:46:44,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:44,843 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:46:44,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:44,880 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:46:45,880 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 19:46:45,880 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 19:46:45,881 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 19:46:45,881 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 19:46:45,881 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 19:46:45,881 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:45,881 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 19:46:45,881 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 19:46:45,881 INFO L133 ssoRankerPreferences]: Filename of dumped script: insertion_sort-2.c_Iteration5_Lasso [2021-10-21 19:46:45,881 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 19:46:45,881 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 19:46:45,887 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 19:46:45,891 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 19:46:45,893 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 19:46:45,896 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 19:46:45,899 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 19:46:45,902 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 19:46:45,904 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 19:46:45,906 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 19:46:45,910 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 19:46:45,913 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 19:46:45,915 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 19:46:45,924 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 19:46:45,927 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 19:46:45,930 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 19:46:45,933 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 19:46:45,936 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 19:46:46,276 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 19:46:46,279 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 19:46:46,735 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 19:46:46,735 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 19:46:46,735 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:46,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:46,739 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:46,749 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:46,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:46,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:46,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:46,760 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:46,762 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:46,762 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:46,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-10-21 19:46:46,775 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:46,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:46,815 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:46,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:46,816 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:46,819 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:46,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-10-21 19:46:46,828 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:46,828 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:46,828 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:46,829 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:46,829 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:46,829 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:46,829 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:46,834 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:46,856 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:46,856 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:46,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:46,857 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:46,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-10-21 19:46:46,859 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:46:46,868 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:46,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:46,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:46,868 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:46,869 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:46,870 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:46,875 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:46,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-10-21 19:46:46,898 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:46,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:46,899 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:46,901 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:46,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-10-21 19:46:46,909 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:46,909 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:46,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:46,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:46,909 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:46,910 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:46,910 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:46,911 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:46,937 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:46,938 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:46,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:46,938 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:46,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-10-21 19:46:46,940 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 19:46:46,947 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:46,947 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:46,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:46,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:46,947 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:46,947 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:46,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:46,948 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:46,967 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-10-21 19:46:46,967 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:46,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:46,968 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:46,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-10-21 19:46:46,969 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:46,976 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:46,976 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:46,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:46,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:46,976 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:46,977 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:46,977 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:46,978 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:46,996 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-10-21 19:46:46,997 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:46,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:46,999 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:46,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-10-21 19:46:47,000 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:47,007 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:47,007 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:47,007 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:47,007 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:47,007 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:47,007 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:47,008 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:47,021 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:47,053 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:47,054 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:47,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:47,055 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:47,072 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:47,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-10-21 19:46:47,080 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:47,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:47,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:47,081 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:47,082 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:47,083 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:47,099 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:47,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:47,129 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:47,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:47,130 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:47,133 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:47,141 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:47,142 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:47,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:47,142 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:47,142 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:47,143 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:47,143 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:47,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-10-21 19:46:47,158 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:47,177 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:47,177 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:47,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:47,178 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:47,179 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:47,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-10-21 19:46:47,186 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:47,186 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:47,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:47,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:47,186 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:47,187 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:47,187 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:47,202 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:47,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-10-21 19:46:47,222 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:47,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:47,223 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:47,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-10-21 19:46:47,226 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:47,233 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:47,233 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:47,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:47,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:47,234 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:47,234 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:47,234 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:47,235 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:47,256 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:47,257 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:47,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:47,258 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:47,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-10-21 19:46:47,260 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:47,267 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:47,267 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:47,267 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:47,267 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:47,267 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:47,268 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:47,268 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:47,269 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:47,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:47,289 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:47,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:47,290 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:47,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-10-21 19:46:47,291 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:46:47,298 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:47,298 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:47,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:47,299 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:47,299 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:47,304 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:47,304 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:47,305 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:47,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:47,326 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:47,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:47,327 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:47,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-10-21 19:46:47,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:46:47,335 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:47,335 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:47,336 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:47,336 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:47,336 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:47,336 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:47,336 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:47,337 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:47,356 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-10-21 19:46:47,357 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:47,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:47,357 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:47,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-10-21 19:46:47,359 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:46:47,366 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:47,366 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:47,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:47,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:47,366 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:47,367 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:47,367 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:47,375 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:47,393 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:47,394 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:47,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:47,395 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:47,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-10-21 19:46:47,396 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:46:47,403 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:47,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:47,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:47,403 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:47,405 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:47,405 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:47,408 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:47,426 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-10-21 19:46:47,427 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:47,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:47,427 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:47,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-10-21 19:46:47,429 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:47,435 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:47,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:47,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:47,436 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:47,439 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:47,439 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:47,454 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:47,478 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-10-21 19:46:47,478 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:47,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:47,479 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:47,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-10-21 19:46:47,480 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:47,487 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:47,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:47,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:47,487 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:47,489 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:47,490 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:47,515 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:47,546 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:47,546 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:47,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:47,547 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:47,548 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:46:47,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-10-21 19:46:47,555 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:47,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:47,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:47,555 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:47,557 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:47,557 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:47,572 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:47,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-10-21 19:46:47,600 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:47,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:47,601 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:47,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-10-21 19:46:47,602 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:47,609 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:47,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:47,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:47,610 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:47,616 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:47,617 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:47,637 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-21 19:46:47,651 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2021-10-21 19:46:47,651 INFO L444 ModelExtractionUtils]: 12 out of 19 variables were initially zero. Simplification set additionally 3 variables to zero. [2021-10-21 19:46:47,651 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:47,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:47,660 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:47,661 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-21 19:46:47,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-10-21 19:46:47,691 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-21 19:46:47,691 INFO L513 LassoAnalysis]: Proved termination. [2021-10-21 19:46:47,692 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~#v~0.offset, v_rep(select #length ULTIMATE.start_main_~#v~0.base)_2, ULTIMATE.start_main_~j~0) = -1*ULTIMATE.start_main_~#v~0.offset + 1*v_rep(select #length ULTIMATE.start_main_~#v~0.base)_2 - 4*ULTIMATE.start_main_~j~0 Supporting invariants [] [2021-10-21 19:46:47,718 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:47,744 INFO L297 tatePredicateManager]: 12 out of 12 supporting invariants were superfluous and have been removed [2021-10-21 19:46:47,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:47,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:46:47,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-21 19:46:47,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:46:47,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:46:47,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-21 19:46:47,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:46:47,853 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 19:46:47,854 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-10-21 19:46:47,854 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 19 states and 23 transitions. cyclomatic complexity: 7 Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:46:47,890 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 19 states and 23 transitions. cyclomatic complexity: 7. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 31 states and 41 transitions. Complement of second has 6 states. [2021-10-21 19:46:47,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-21 19:46:47,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:46:47,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 20 transitions. [2021-10-21 19:46:47,892 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 20 transitions. Stem has 8 letters. Loop has 6 letters. [2021-10-21 19:46:47,893 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:46:47,893 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 20 transitions. Stem has 14 letters. Loop has 6 letters. [2021-10-21 19:46:47,894 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:46:47,894 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 20 transitions. Stem has 8 letters. Loop has 12 letters. [2021-10-21 19:46:47,895 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:46:47,895 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 41 transitions. [2021-10-21 19:46:47,901 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-10-21 19:46:47,902 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 24 states and 32 transitions. [2021-10-21 19:46:47,902 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2021-10-21 19:46:47,902 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2021-10-21 19:46:47,902 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 32 transitions. [2021-10-21 19:46:47,903 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-21 19:46:47,903 INFO L681 BuchiCegarLoop]: Abstraction has 24 states and 32 transitions. [2021-10-21 19:46:47,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 32 transitions. [2021-10-21 19:46:47,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 23. [2021-10-21 19:46:47,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 23 states have (on average 1.3478260869565217) internal successors, (31), 22 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:46:47,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 31 transitions. [2021-10-21 19:46:47,907 INFO L704 BuchiCegarLoop]: Abstraction has 23 states and 31 transitions. [2021-10-21 19:46:47,907 INFO L587 BuchiCegarLoop]: Abstraction has 23 states and 31 transitions. [2021-10-21 19:46:47,907 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-10-21 19:46:47,907 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 23 states and 31 transitions. [2021-10-21 19:46:47,909 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-10-21 19:46:47,909 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:46:47,909 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:46:47,911 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1] [2021-10-21 19:46:47,911 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-21 19:46:47,911 INFO L791 eck$LassoCheckResult]: Stem: 513#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(19);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 514#L-1 havoc main_#res;havoc main_#t~nondet7, main_#t~nondet9, main_#t~post8, main_#t~mem11, main_#t~mem14, main_#t~mem12, main_#t~short13, main_#t~post10, main_#t~mem16, main_#t~mem17, main_#t~post15, main_~SIZE~0, main_~i~0, main_~j~0, main_~k~0, main_~key~0, main_~#v~0.base, main_~#v~0.offset;main_~SIZE~0 := main_#t~nondet7;havoc main_#t~nondet7;havoc main_~i~0;havoc main_~j~0;havoc main_~k~0;havoc main_~key~0;call main_~#v~0.base, main_~#v~0.offset := #Ultimate.allocOnStack(4 * (if main_~SIZE~0 % 4294967296 % 4294967296 <= 2147483647 then main_~SIZE~0 % 4294967296 % 4294967296 else main_~SIZE~0 % 4294967296 % 4294967296 - 4294967296));main_~j~0 := 0; 518#L17-3 assume !!(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296);call write~int(main_#t~nondet9, main_~#v~0.base, main_~#v~0.offset + 4 * main_~j~0, 4);havoc main_#t~nondet9; 519#L17-2 main_#t~post8 := main_~j~0;main_~j~0 := 1 + main_#t~post8;havoc main_#t~post8; 520#L17-3 assume !!(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296);call write~int(main_#t~nondet9, main_~#v~0.base, main_~#v~0.offset + 4 * main_~j~0, 4);havoc main_#t~nondet9; 521#L17-2 main_#t~post8 := main_~j~0;main_~j~0 := 1 + main_#t~post8;havoc main_#t~post8; 527#L17-3 assume !(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296); 523#L17-4 main_~j~0 := 1; 524#L19-3 assume !!(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296);call main_#t~mem11 := read~int(main_~#v~0.base, main_~#v~0.offset + 4 * main_~j~0, 4);main_~key~0 := main_#t~mem11;havoc main_#t~mem11;main_~i~0 := main_~j~0 - 1; 505#L22-5 [2021-10-21 19:46:47,911 INFO L793 eck$LassoCheckResult]: Loop: 505#L22-5 main_#t~short13 := main_~i~0 >= 0; 506#L22-1 assume main_#t~short13;call main_#t~mem12 := read~int(main_~#v~0.base, main_~#v~0.offset + 4 * main_~i~0, 4);main_#t~short13 := main_#t~mem12 > main_~key~0; 511#L22-3 assume !!main_#t~short13;havoc main_#t~mem12;havoc main_#t~short13;call main_#t~mem14 := read~int(main_~#v~0.base, main_~#v~0.offset + 4 * main_~i~0, 4);call write~int(main_#t~mem14, main_~#v~0.base, main_~#v~0.offset + 4 * (1 + main_~i~0), 4);havoc main_#t~mem14;main_~i~0 := main_~i~0 - 1; 505#L22-5 [2021-10-21 19:46:47,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:47,912 INFO L82 PathProgramCache]: Analyzing trace with hash -367607191, now seen corresponding path program 1 times [2021-10-21 19:46:47,912 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:46:47,912 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646984394] [2021-10-21 19:46:47,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:46:47,913 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:46:47,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:47,934 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:46:48,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:48,015 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:46:48,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:48,016 INFO L82 PathProgramCache]: Analyzing trace with hash 58692, now seen corresponding path program 1 times [2021-10-21 19:46:48,016 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:46:48,016 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [858569746] [2021-10-21 19:46:48,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:46:48,017 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:46:48,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:48,021 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:46:48,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:48,025 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:46:48,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:48,026 INFO L82 PathProgramCache]: Analyzing trace with hash 780806620, now seen corresponding path program 1 times [2021-10-21 19:46:48,026 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:46:48,026 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125214456] [2021-10-21 19:46:48,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:46:48,026 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:46:48,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:48,039 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:46:48,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:48,053 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:48,061 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:46:48,901 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 19:46:48,901 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 19:46:48,902 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 19:46:48,903 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 19:46:48,903 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 19:46:48,903 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:48,903 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 19:46:48,903 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 19:46:48,903 INFO L133 ssoRankerPreferences]: Filename of dumped script: insertion_sort-2.c_Iteration6_Lasso [2021-10-21 19:46:48,904 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 19:46:48,904 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 19:46:48,907 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 19:46:48,916 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 19:46:48,918 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 19:46:48,921 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 19:46:48,923 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 19:46:48,927 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 19:46:48,930 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 19:46:48,932 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 19:46:48,934 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 19:46:48,936 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 19:46:48,938 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 19:46:48,941 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 19:46:48,943 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 19:46:48,945 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 19:46:48,948 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 19:46:48,951 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 19:46:49,202 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 19:46:49,204 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:46:49,449 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 19:46:49,450 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 19:46:49,450 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:49,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:49,451 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:49,453 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:49,462 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:49,462 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:49,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:49,462 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:49,462 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:49,463 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:49,463 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:49,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-10-21 19:46:49,475 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:49,494 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:49,494 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:49,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:49,495 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:49,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-10-21 19:46:49,496 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:46:49,503 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:49,503 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:49,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:49,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:49,504 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:49,504 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:49,504 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:49,507 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:49,526 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-10-21 19:46:49,526 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:49,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:49,528 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:49,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-10-21 19:46:49,529 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:49,536 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:49,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:49,537 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:49,537 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:49,538 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:49,538 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:49,540 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:49,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-10-21 19:46:49,560 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:49,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:49,560 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:49,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-10-21 19:46:49,562 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:46:49,568 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:49,569 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:49,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:49,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:49,569 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:49,569 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:49,569 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:49,570 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:49,589 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:49,590 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:49,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:49,591 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:49,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-10-21 19:46:49,592 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:46:49,599 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:49,599 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:49,599 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:49,599 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:49,599 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:49,599 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:49,599 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:49,600 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:49,620 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:49,620 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:49,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:49,621 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:49,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-10-21 19:46:49,622 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:46:49,629 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:49,629 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:49,629 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:49,629 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:49,631 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:49,632 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:49,659 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:49,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-10-21 19:46:49,684 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:49,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:49,685 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:49,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-10-21 19:46:49,686 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:46:49,693 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:49,694 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:49,694 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:49,694 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:49,694 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:49,695 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:49,695 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:49,709 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:49,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:49,730 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:49,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:49,732 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:49,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-10-21 19:46:49,733 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:49,740 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:49,740 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:49,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:49,741 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:49,741 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:49,741 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:49,741 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:49,742 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:49,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-10-21 19:46:49,763 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:49,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:49,764 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:49,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-10-21 19:46:49,766 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:49,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:49,773 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:49,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:49,774 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:49,774 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:49,774 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:49,775 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:49,776 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:49,797 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-10-21 19:46:49,797 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:49,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:49,798 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:49,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-10-21 19:46:49,799 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:49,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:49,807 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:49,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:49,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:49,807 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:49,808 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:49,808 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:49,809 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:49,830 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:49,830 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:49,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:49,831 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:49,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-10-21 19:46:49,832 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:49,840 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:49,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:49,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:49,840 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:49,841 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:49,842 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:49,844 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:49,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-10-21 19:46:49,863 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:49,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:49,864 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:49,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-10-21 19:46:49,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:49,872 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:49,872 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:49,872 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:49,872 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:49,872 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:49,873 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:49,873 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:49,883 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:49,916 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-10-21 19:46:49,916 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:49,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:49,917 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:49,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-10-21 19:46:49,943 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:49,950 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:49,951 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:49,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:49,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:49,951 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:49,951 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:49,951 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:49,953 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:49,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-10-21 19:46:49,974 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:49,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:49,975 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:49,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-10-21 19:46:49,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:49,984 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:49,985 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:49,985 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:49,985 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:49,985 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:49,985 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:49,985 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:49,986 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:50,007 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-10-21 19:46:50,008 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:50,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:50,009 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:50,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-10-21 19:46:50,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:46:50,017 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:50,018 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:50,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:50,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:50,018 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:50,018 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:50,018 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:50,019 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:50,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:50,040 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:50,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:50,041 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:50,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-10-21 19:46:50,043 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:50,050 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:50,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:50,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:50,051 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:50,052 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:50,052 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:50,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:50,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-10-21 19:46:50,076 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:50,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:50,077 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:50,080 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:50,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-10-21 19:46:50,089 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:50,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:50,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:50,089 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:50,093 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:50,093 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:50,123 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-21 19:46:50,149 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2021-10-21 19:46:50,149 INFO L444 ModelExtractionUtils]: 6 out of 19 variables were initially zero. Simplification set additionally 10 variables to zero. [2021-10-21 19:46:50,149 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:50,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:50,151 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:50,162 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-21 19:46:50,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-10-21 19:46:50,170 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-21 19:46:50,170 INFO L513 LassoAnalysis]: Proved termination. [2021-10-21 19:46:50,170 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0) = 2*ULTIMATE.start_main_~i~0 + 1 Supporting invariants [] [2021-10-21 19:46:50,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:50,225 INFO L297 tatePredicateManager]: 14 out of 14 supporting invariants were superfluous and have been removed [2021-10-21 19:46:50,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:50,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:46:50,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-21 19:46:50,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:46:50,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:46:50,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-21 19:46:50,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:46:50,367 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 19:46:50,369 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-10-21 19:46:50,369 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 23 states and 31 transitions. cyclomatic complexity: 12 Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:46:50,413 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 23 states and 31 transitions. cyclomatic complexity: 12. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 75 states and 94 transitions. Complement of second has 9 states. [2021-10-21 19:46:50,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2021-10-21 19:46:50,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:46:50,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 36 transitions. [2021-10-21 19:46:50,416 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 36 transitions. Stem has 9 letters. Loop has 3 letters. [2021-10-21 19:46:50,416 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:46:50,416 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 36 transitions. Stem has 12 letters. Loop has 3 letters. [2021-10-21 19:46:50,417 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:46:50,418 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 36 transitions. Stem has 9 letters. Loop has 6 letters. [2021-10-21 19:46:50,418 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:46:50,418 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 75 states and 94 transitions. [2021-10-21 19:46:50,420 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 19 [2021-10-21 19:46:50,424 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 75 states to 51 states and 65 transitions. [2021-10-21 19:46:50,424 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28 [2021-10-21 19:46:50,424 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28 [2021-10-21 19:46:50,425 INFO L73 IsDeterministic]: Start isDeterministic. Operand 51 states and 65 transitions. [2021-10-21 19:46:50,425 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-21 19:46:50,425 INFO L681 BuchiCegarLoop]: Abstraction has 51 states and 65 transitions. [2021-10-21 19:46:50,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states and 65 transitions. [2021-10-21 19:46:50,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 28. [2021-10-21 19:46:50,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 28 states have (on average 1.3571428571428572) internal successors, (38), 27 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:46:50,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 38 transitions. [2021-10-21 19:46:50,433 INFO L704 BuchiCegarLoop]: Abstraction has 28 states and 38 transitions. [2021-10-21 19:46:50,434 INFO L587 BuchiCegarLoop]: Abstraction has 28 states and 38 transitions. [2021-10-21 19:46:50,434 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-10-21 19:46:50,434 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 28 states and 38 transitions. [2021-10-21 19:46:50,437 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-10-21 19:46:50,437 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:46:50,437 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:46:50,438 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1] [2021-10-21 19:46:50,438 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-10-21 19:46:50,438 INFO L791 eck$LassoCheckResult]: Stem: 734#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(19);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 735#L-1 havoc main_#res;havoc main_#t~nondet7, main_#t~nondet9, main_#t~post8, main_#t~mem11, main_#t~mem14, main_#t~mem12, main_#t~short13, main_#t~post10, main_#t~mem16, main_#t~mem17, main_#t~post15, main_~SIZE~0, main_~i~0, main_~j~0, main_~k~0, main_~key~0, main_~#v~0.base, main_~#v~0.offset;main_~SIZE~0 := main_#t~nondet7;havoc main_#t~nondet7;havoc main_~i~0;havoc main_~j~0;havoc main_~k~0;havoc main_~key~0;call main_~#v~0.base, main_~#v~0.offset := #Ultimate.allocOnStack(4 * (if main_~SIZE~0 % 4294967296 % 4294967296 <= 2147483647 then main_~SIZE~0 % 4294967296 % 4294967296 else main_~SIZE~0 % 4294967296 % 4294967296 - 4294967296));main_~j~0 := 0; 737#L17-3 assume !!(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296);call write~int(main_#t~nondet9, main_~#v~0.base, main_~#v~0.offset + 4 * main_~j~0, 4);havoc main_#t~nondet9; 738#L17-2 main_#t~post8 := main_~j~0;main_~j~0 := 1 + main_#t~post8;havoc main_#t~post8; 739#L17-3 assume !!(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296);call write~int(main_#t~nondet9, main_~#v~0.base, main_~#v~0.offset + 4 * main_~j~0, 4);havoc main_#t~nondet9; 740#L17-2 main_#t~post8 := main_~j~0;main_~j~0 := 1 + main_#t~post8;havoc main_#t~post8; 747#L17-3 assume !(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296); 741#L17-4 main_~j~0 := 1; 742#L19-3 assume !(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296); 743#L19-4 main_~k~0 := 1; 736#L28-3 [2021-10-21 19:46:50,439 INFO L793 eck$LassoCheckResult]: Loop: 736#L28-3 assume !!(main_~k~0 % 4294967296 < main_~SIZE~0 % 4294967296);call main_#t~mem16 := read~int(main_~#v~0.base, main_~#v~0.offset + 4 * (main_~k~0 - 1), 4);call main_#t~mem17 := read~int(main_~#v~0.base, main_~#v~0.offset + 4 * main_~k~0, 4);__VERIFIER_assert_#in~cond := (if main_#t~mem16 <= main_#t~mem17 then 1 else 0);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; 744#L6 assume !(0 == __VERIFIER_assert_~cond); 732#L6-2 havoc main_#t~mem16;havoc main_#t~mem17; 733#L28-2 main_#t~post15 := main_~k~0;main_~k~0 := 1 + main_#t~post15;havoc main_#t~post15; 736#L28-3 [2021-10-21 19:46:50,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:50,439 INFO L82 PathProgramCache]: Analyzing trace with hash 1489078955, now seen corresponding path program 1 times [2021-10-21 19:46:50,440 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:46:50,440 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879739471] [2021-10-21 19:46:50,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:46:50,441 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:46:50,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:46:50,544 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:46:50,545 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:46:50,545 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879739471] [2021-10-21 19:46:50,545 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1879739471] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 19:46:50,545 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2128420867] [2021-10-21 19:46:50,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:46:50,546 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 19:46:50,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:50,547 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-21 19:46:50,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (68)] Waiting until timeout for monitored process [2021-10-21 19:46:50,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:46:50,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-21 19:46:50,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:46:50,764 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:46:50,764 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2128420867] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 19:46:50,764 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-21 19:46:50,764 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 7 [2021-10-21 19:46:50,765 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953292218] [2021-10-21 19:46:50,766 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-21 19:46:50,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:50,767 INFO L82 PathProgramCache]: Analyzing trace with hash 2716042, now seen corresponding path program 1 times [2021-10-21 19:46:50,767 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:46:50,767 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1716040010] [2021-10-21 19:46:50,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:46:50,768 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:46:50,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:50,775 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:46:50,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:50,791 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:46:50,907 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:46:50,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-21 19:46:50,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-21 19:46:50,908 INFO L87 Difference]: Start difference. First operand 28 states and 38 transitions. cyclomatic complexity: 15 Second operand has 7 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 7 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:46:50,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:46:50,988 INFO L93 Difference]: Finished difference Result 48 states and 63 transitions. [2021-10-21 19:46:50,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-21 19:46:50,990 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 48 states and 63 transitions. [2021-10-21 19:46:50,991 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 14 [2021-10-21 19:46:50,992 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 48 states to 48 states and 63 transitions. [2021-10-21 19:46:50,992 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22 [2021-10-21 19:46:50,992 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 22 [2021-10-21 19:46:50,992 INFO L73 IsDeterministic]: Start isDeterministic. Operand 48 states and 63 transitions. [2021-10-21 19:46:50,992 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-21 19:46:50,992 INFO L681 BuchiCegarLoop]: Abstraction has 48 states and 63 transitions. [2021-10-21 19:46:50,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states and 63 transitions. [2021-10-21 19:46:50,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 28. [2021-10-21 19:46:50,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 28 states have (on average 1.3214285714285714) internal successors, (37), 27 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:46:50,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 37 transitions. [2021-10-21 19:46:50,995 INFO L704 BuchiCegarLoop]: Abstraction has 28 states and 37 transitions. [2021-10-21 19:46:50,995 INFO L587 BuchiCegarLoop]: Abstraction has 28 states and 37 transitions. [2021-10-21 19:46:50,995 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-10-21 19:46:50,995 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 28 states and 37 transitions. [2021-10-21 19:46:50,996 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-10-21 19:46:50,996 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:46:50,996 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:46:50,996 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:46:50,997 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-21 19:46:50,997 INFO L791 eck$LassoCheckResult]: Stem: 844#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(19);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 845#L-1 havoc main_#res;havoc main_#t~nondet7, main_#t~nondet9, main_#t~post8, main_#t~mem11, main_#t~mem14, main_#t~mem12, main_#t~short13, main_#t~post10, main_#t~mem16, main_#t~mem17, main_#t~post15, main_~SIZE~0, main_~i~0, main_~j~0, main_~k~0, main_~key~0, main_~#v~0.base, main_~#v~0.offset;main_~SIZE~0 := main_#t~nondet7;havoc main_#t~nondet7;havoc main_~i~0;havoc main_~j~0;havoc main_~k~0;havoc main_~key~0;call main_~#v~0.base, main_~#v~0.offset := #Ultimate.allocOnStack(4 * (if main_~SIZE~0 % 4294967296 % 4294967296 <= 2147483647 then main_~SIZE~0 % 4294967296 % 4294967296 else main_~SIZE~0 % 4294967296 % 4294967296 - 4294967296));main_~j~0 := 0; 850#L17-3 assume !!(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296);call write~int(main_#t~nondet9, main_~#v~0.base, main_~#v~0.offset + 4 * main_~j~0, 4);havoc main_#t~nondet9; 851#L17-2 main_#t~post8 := main_~j~0;main_~j~0 := 1 + main_#t~post8;havoc main_#t~post8; 852#L17-3 assume !!(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296);call write~int(main_#t~nondet9, main_~#v~0.base, main_~#v~0.offset + 4 * main_~j~0, 4);havoc main_#t~nondet9; 853#L17-2 main_#t~post8 := main_~j~0;main_~j~0 := 1 + main_#t~post8;havoc main_#t~post8; 861#L17-3 assume !(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296); 854#L17-4 main_~j~0 := 1; 855#L19-3 assume !!(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296);call main_#t~mem11 := read~int(main_~#v~0.base, main_~#v~0.offset + 4 * main_~j~0, 4);main_~key~0 := main_#t~mem11;havoc main_#t~mem11;main_~i~0 := main_~j~0 - 1; 859#L22-5 main_#t~short13 := main_~i~0 >= 0; 847#L22-1 assume !main_#t~short13; 848#L22-3 assume !main_#t~short13;havoc main_#t~mem12;havoc main_#t~short13; 860#L22-6 call write~int(main_~key~0, main_~#v~0.base, main_~#v~0.offset + 4 * (1 + main_~i~0), 4); 836#L19-2 main_#t~post10 := main_~j~0;main_~j~0 := 1 + main_#t~post10;havoc main_#t~post10; 837#L19-3 assume !!(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296);call main_#t~mem11 := read~int(main_~#v~0.base, main_~#v~0.offset + 4 * main_~j~0, 4);main_~key~0 := main_#t~mem11;havoc main_#t~mem11;main_~i~0 := main_~j~0 - 1; 838#L22-5 [2021-10-21 19:46:50,997 INFO L793 eck$LassoCheckResult]: Loop: 838#L22-5 main_#t~short13 := main_~i~0 >= 0; 839#L22-1 assume main_#t~short13;call main_#t~mem12 := read~int(main_~#v~0.base, main_~#v~0.offset + 4 * main_~i~0, 4);main_#t~short13 := main_#t~mem12 > main_~key~0; 846#L22-3 assume !!main_#t~short13;havoc main_#t~mem12;havoc main_#t~short13;call main_#t~mem14 := read~int(main_~#v~0.base, main_~#v~0.offset + 4 * main_~i~0, 4);call write~int(main_#t~mem14, main_~#v~0.base, main_~#v~0.offset + 4 * (1 + main_~i~0), 4);havoc main_#t~mem14;main_~i~0 := main_~i~0 - 1; 838#L22-5 [2021-10-21 19:46:50,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:50,997 INFO L82 PathProgramCache]: Analyzing trace with hash -531027522, now seen corresponding path program 1 times [2021-10-21 19:46:50,997 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:46:50,998 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614672857] [2021-10-21 19:46:50,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:46:50,998 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:46:51,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:46:51,059 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-21 19:46:51,059 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:46:51,059 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614672857] [2021-10-21 19:46:51,059 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614672857] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:46:51,059 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:46:51,060 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 19:46:51,060 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772291954] [2021-10-21 19:46:51,061 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-21 19:46:51,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:51,061 INFO L82 PathProgramCache]: Analyzing trace with hash 58692, now seen corresponding path program 2 times [2021-10-21 19:46:51,062 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:46:51,062 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888933709] [2021-10-21 19:46:51,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:46:51,062 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:46:51,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:51,071 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:46:51,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:51,076 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:46:51,180 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:46:51,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:46:51,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:46:51,180 INFO L87 Difference]: Start difference. First operand 28 states and 37 transitions. cyclomatic complexity: 14 Second operand has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:46:51,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:46:51,226 INFO L93 Difference]: Finished difference Result 37 states and 47 transitions. [2021-10-21 19:46:51,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 19:46:51,227 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 37 states and 47 transitions. [2021-10-21 19:46:51,228 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-10-21 19:46:51,229 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 37 states to 37 states and 47 transitions. [2021-10-21 19:46:51,229 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2021-10-21 19:46:51,229 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2021-10-21 19:46:51,229 INFO L73 IsDeterministic]: Start isDeterministic. Operand 37 states and 47 transitions. [2021-10-21 19:46:51,229 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-21 19:46:51,229 INFO L681 BuchiCegarLoop]: Abstraction has 37 states and 47 transitions. [2021-10-21 19:46:51,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states and 47 transitions. [2021-10-21 19:46:51,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 31. [2021-10-21 19:46:51,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 31 states have (on average 1.3225806451612903) internal successors, (41), 30 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:46:51,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 41 transitions. [2021-10-21 19:46:51,232 INFO L704 BuchiCegarLoop]: Abstraction has 31 states and 41 transitions. [2021-10-21 19:46:51,232 INFO L587 BuchiCegarLoop]: Abstraction has 31 states and 41 transitions. [2021-10-21 19:46:51,232 INFO L425 BuchiCegarLoop]: ======== Iteration 9============ [2021-10-21 19:46:51,232 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 31 states and 41 transitions. [2021-10-21 19:46:51,232 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-10-21 19:46:51,232 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:46:51,233 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:46:51,233 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:46:51,233 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-21 19:46:51,233 INFO L791 eck$LassoCheckResult]: Stem: 922#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(19);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 923#L-1 havoc main_#res;havoc main_#t~nondet7, main_#t~nondet9, main_#t~post8, main_#t~mem11, main_#t~mem14, main_#t~mem12, main_#t~short13, main_#t~post10, main_#t~mem16, main_#t~mem17, main_#t~post15, main_~SIZE~0, main_~i~0, main_~j~0, main_~k~0, main_~key~0, main_~#v~0.base, main_~#v~0.offset;main_~SIZE~0 := main_#t~nondet7;havoc main_#t~nondet7;havoc main_~i~0;havoc main_~j~0;havoc main_~k~0;havoc main_~key~0;call main_~#v~0.base, main_~#v~0.offset := #Ultimate.allocOnStack(4 * (if main_~SIZE~0 % 4294967296 % 4294967296 <= 2147483647 then main_~SIZE~0 % 4294967296 % 4294967296 else main_~SIZE~0 % 4294967296 % 4294967296 - 4294967296));main_~j~0 := 0; 925#L17-3 assume !!(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296);call write~int(main_#t~nondet9, main_~#v~0.base, main_~#v~0.offset + 4 * main_~j~0, 4);havoc main_#t~nondet9; 926#L17-2 main_#t~post8 := main_~j~0;main_~j~0 := 1 + main_#t~post8;havoc main_#t~post8; 927#L17-3 assume !!(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296);call write~int(main_#t~nondet9, main_~#v~0.base, main_~#v~0.offset + 4 * main_~j~0, 4);havoc main_#t~nondet9; 928#L17-2 main_#t~post8 := main_~j~0;main_~j~0 := 1 + main_#t~post8;havoc main_#t~post8; 937#L17-3 assume !(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296); 930#L17-4 main_~j~0 := 1; 931#L19-3 assume !!(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296);call main_#t~mem11 := read~int(main_~#v~0.base, main_~#v~0.offset + 4 * main_~j~0, 4);main_~key~0 := main_#t~mem11;havoc main_#t~mem11;main_~i~0 := main_~j~0 - 1; 913#L22-5 main_#t~short13 := main_~i~0 >= 0; 915#L22-1 assume main_#t~short13;call main_#t~mem12 := read~int(main_~#v~0.base, main_~#v~0.offset + 4 * main_~i~0, 4);main_#t~short13 := main_#t~mem12 > main_~key~0; 919#L22-3 assume !main_#t~short13;havoc main_#t~mem12;havoc main_#t~short13; 935#L22-6 call write~int(main_~key~0, main_~#v~0.base, main_~#v~0.offset + 4 * (1 + main_~i~0), 4); 916#L19-2 main_#t~post10 := main_~j~0;main_~j~0 := 1 + main_#t~post10;havoc main_#t~post10; 917#L19-3 assume !!(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296);call main_#t~mem11 := read~int(main_~#v~0.base, main_~#v~0.offset + 4 * main_~j~0, 4);main_~key~0 := main_#t~mem11;havoc main_#t~mem11;main_~i~0 := main_~j~0 - 1; 911#L22-5 [2021-10-21 19:46:51,233 INFO L793 eck$LassoCheckResult]: Loop: 911#L22-5 main_#t~short13 := main_~i~0 >= 0; 912#L22-1 assume main_#t~short13;call main_#t~mem12 := read~int(main_~#v~0.base, main_~#v~0.offset + 4 * main_~i~0, 4);main_#t~short13 := main_#t~mem12 > main_~key~0; 918#L22-3 assume !!main_#t~short13;havoc main_#t~mem12;havoc main_#t~short13;call main_#t~mem14 := read~int(main_~#v~0.base, main_~#v~0.offset + 4 * main_~i~0, 4);call write~int(main_#t~mem14, main_~#v~0.base, main_~#v~0.offset + 4 * (1 + main_~i~0), 4);havoc main_#t~mem14;main_~i~0 := main_~i~0 - 1; 911#L22-5 [2021-10-21 19:46:51,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:51,234 INFO L82 PathProgramCache]: Analyzing trace with hash -532874564, now seen corresponding path program 3 times [2021-10-21 19:46:51,234 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:46:51,234 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861382636] [2021-10-21 19:46:51,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:46:51,234 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:46:51,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:46:51,355 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:51,704 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:46:51,704 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:46:51,705 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1861382636] [2021-10-21 19:46:51,705 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1861382636] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 19:46:51,705 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1190961882] [2021-10-21 19:46:51,705 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-21 19:46:51,705 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 19:46:51,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:51,706 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-21 19:46:51,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (69)] Waiting until timeout for monitored process [2021-10-21 19:46:51,832 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-10-21 19:46:51,832 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-21 19:46:51,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-21 19:46:51,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:46:52,019 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:46:52,020 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1190961882] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 19:46:52,020 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-21 19:46:52,020 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2021-10-21 19:46:52,020 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831078117] [2021-10-21 19:46:52,021 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-21 19:46:52,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:52,021 INFO L82 PathProgramCache]: Analyzing trace with hash 58692, now seen corresponding path program 3 times [2021-10-21 19:46:52,021 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:46:52,021 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010741401] [2021-10-21 19:46:52,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:46:52,021 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:46:52,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:52,026 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:46:52,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:52,030 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:46:52,128 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:46:52,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-10-21 19:46:52,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2021-10-21 19:46:52,129 INFO L87 Difference]: Start difference. First operand 31 states and 41 transitions. cyclomatic complexity: 15 Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:46:52,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:46:52,510 INFO L93 Difference]: Finished difference Result 68 states and 88 transitions. [2021-10-21 19:46:52,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-21 19:46:52,511 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 68 states and 88 transitions. [2021-10-21 19:46:52,512 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 18 [2021-10-21 19:46:52,513 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 68 states to 68 states and 88 transitions. [2021-10-21 19:46:52,514 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28 [2021-10-21 19:46:52,514 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 34 [2021-10-21 19:46:52,514 INFO L73 IsDeterministic]: Start isDeterministic. Operand 68 states and 88 transitions. [2021-10-21 19:46:52,514 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-21 19:46:52,514 INFO L681 BuchiCegarLoop]: Abstraction has 68 states and 88 transitions. [2021-10-21 19:46:52,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states and 88 transitions. [2021-10-21 19:46:52,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 46. [2021-10-21 19:46:52,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 46 states have (on average 1.326086956521739) internal successors, (61), 45 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:46:52,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 61 transitions. [2021-10-21 19:46:52,519 INFO L704 BuchiCegarLoop]: Abstraction has 46 states and 61 transitions. [2021-10-21 19:46:52,519 INFO L587 BuchiCegarLoop]: Abstraction has 46 states and 61 transitions. [2021-10-21 19:46:52,519 INFO L425 BuchiCegarLoop]: ======== Iteration 10============ [2021-10-21 19:46:52,519 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 46 states and 61 transitions. [2021-10-21 19:46:52,520 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-10-21 19:46:52,520 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:46:52,520 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:46:52,521 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:46:52,522 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-10-21 19:46:52,522 INFO L791 eck$LassoCheckResult]: Stem: 1090#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(19);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 1091#L-1 havoc main_#res;havoc main_#t~nondet7, main_#t~nondet9, main_#t~post8, main_#t~mem11, main_#t~mem14, main_#t~mem12, main_#t~short13, main_#t~post10, main_#t~mem16, main_#t~mem17, main_#t~post15, main_~SIZE~0, main_~i~0, main_~j~0, main_~k~0, main_~key~0, main_~#v~0.base, main_~#v~0.offset;main_~SIZE~0 := main_#t~nondet7;havoc main_#t~nondet7;havoc main_~i~0;havoc main_~j~0;havoc main_~k~0;havoc main_~key~0;call main_~#v~0.base, main_~#v~0.offset := #Ultimate.allocOnStack(4 * (if main_~SIZE~0 % 4294967296 % 4294967296 <= 2147483647 then main_~SIZE~0 % 4294967296 % 4294967296 else main_~SIZE~0 % 4294967296 % 4294967296 - 4294967296));main_~j~0 := 0; 1093#L17-3 assume !!(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296);call write~int(main_#t~nondet9, main_~#v~0.base, main_~#v~0.offset + 4 * main_~j~0, 4);havoc main_#t~nondet9; 1094#L17-2 main_#t~post8 := main_~j~0;main_~j~0 := 1 + main_#t~post8;havoc main_#t~post8; 1116#L17-3 assume !!(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296);call write~int(main_#t~nondet9, main_~#v~0.base, main_~#v~0.offset + 4 * main_~j~0, 4);havoc main_#t~nondet9; 1115#L17-2 main_#t~post8 := main_~j~0;main_~j~0 := 1 + main_#t~post8;havoc main_#t~post8; 1114#L17-3 assume !(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296); 1113#L17-4 main_~j~0 := 1; 1111#L19-3 assume !!(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296);call main_#t~mem11 := read~int(main_~#v~0.base, main_~#v~0.offset + 4 * main_~j~0, 4);main_~key~0 := main_#t~mem11;havoc main_#t~mem11;main_~i~0 := main_~j~0 - 1; 1107#L22-5 main_#t~short13 := main_~i~0 >= 0; 1105#L22-1 assume main_#t~short13;call main_#t~mem12 := read~int(main_~#v~0.base, main_~#v~0.offset + 4 * main_~i~0, 4);main_#t~short13 := main_#t~mem12 > main_~key~0; 1104#L22-3 assume !main_#t~short13;havoc main_#t~mem12;havoc main_#t~short13; 1102#L22-6 call write~int(main_~key~0, main_~#v~0.base, main_~#v~0.offset + 4 * (1 + main_~i~0), 4); 1081#L19-2 main_#t~post10 := main_~j~0;main_~j~0 := 1 + main_#t~post10;havoc main_#t~post10; 1082#L19-3 assume !(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296); 1098#L19-4 main_~k~0 := 1; 1092#L28-3 [2021-10-21 19:46:52,522 INFO L793 eck$LassoCheckResult]: Loop: 1092#L28-3 assume !!(main_~k~0 % 4294967296 < main_~SIZE~0 % 4294967296);call main_#t~mem16 := read~int(main_~#v~0.base, main_~#v~0.offset + 4 * (main_~k~0 - 1), 4);call main_#t~mem17 := read~int(main_~#v~0.base, main_~#v~0.offset + 4 * main_~k~0, 4);__VERIFIER_assert_#in~cond := (if main_#t~mem16 <= main_#t~mem17 then 1 else 0);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; 1100#L6 assume !(0 == __VERIFIER_assert_~cond); 1088#L6-2 havoc main_#t~mem16;havoc main_#t~mem17; 1089#L28-2 main_#t~post15 := main_~k~0;main_~k~0 := 1 + main_#t~post15;havoc main_#t~post15; 1092#L28-3 [2021-10-21 19:46:52,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:52,522 INFO L82 PathProgramCache]: Analyzing trace with hash 660757688, now seen corresponding path program 1 times [2021-10-21 19:46:52,522 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:46:52,522 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245087268] [2021-10-21 19:46:52,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:46:52,523 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:46:52,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:52,542 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:46:52,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:52,565 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:46:52,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:52,566 INFO L82 PathProgramCache]: Analyzing trace with hash 2716042, now seen corresponding path program 2 times [2021-10-21 19:46:52,566 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:46:52,566 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [879437361] [2021-10-21 19:46:52,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:46:52,567 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:46:52,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:52,572 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:46:52,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:52,578 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:46:52,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:52,579 INFO L82 PathProgramCache]: Analyzing trace with hash -1055876415, now seen corresponding path program 1 times [2021-10-21 19:46:52,579 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:46:52,579 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680893504] [2021-10-21 19:46:52,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:46:52,580 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:46:52,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:52,605 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:46:52,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:52,629 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:46:53,972 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 19:46:53,972 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 19:46:53,972 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 19:46:53,972 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 19:46:53,972 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 19:46:53,972 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:53,972 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 19:46:53,973 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 19:46:53,973 INFO L133 ssoRankerPreferences]: Filename of dumped script: insertion_sort-2.c_Iteration10_Lasso [2021-10-21 19:46:53,973 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 19:46:53,973 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 19:46:53,976 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:46:53,981 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:46:53,983 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:46:53,986 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:46:53,988 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 19:46:53,991 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:46:53,994 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:46:53,999 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:46:54,001 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:46:54,316 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 19:46:54,318 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 19:46:54,320 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 19:46:54,323 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 19:46:54,324 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 19:46:54,326 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:46:54,328 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:46:54,330 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 19:46:54,332 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:46:54,700 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 19:46:54,700 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 19:46:54,701 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:54,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:54,704 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:54,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-10-21 19:46:54,705 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:54,713 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:54,714 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:54,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:54,714 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:54,714 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:54,714 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:54,714 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:54,715 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:54,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2021-10-21 19:46:54,737 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:54,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:54,738 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:54,740 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:54,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-10-21 19:46:54,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:54,750 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:54,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:54,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:54,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:54,751 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:54,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:54,764 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:54,786 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2021-10-21 19:46:54,787 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:54,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:54,788 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:54,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-10-21 19:46:54,790 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:54,798 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:54,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:54,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:54,798 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:54,799 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:54,799 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:54,802 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:54,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:54,825 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:54,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:54,826 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:54,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-10-21 19:46:54,827 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:54,836 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:54,836 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:54,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:54,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:54,836 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:54,836 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:54,837 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:54,848 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:54,881 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2021-10-21 19:46:54,881 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:54,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:54,882 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:54,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-10-21 19:46:54,884 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:54,892 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:54,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:54,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:54,892 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:54,894 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:54,894 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:54,896 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:54,917 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-10-21 19:46:54,918 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:54,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:54,918 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:54,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-10-21 19:46:54,920 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:54,927 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:54,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:54,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:54,928 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:54,929 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:54,929 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:54,931 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:54,952 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:54,953 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:54,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:54,953 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:54,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-10-21 19:46:54,955 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:54,963 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:54,963 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:54,963 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:54,963 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:54,963 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:54,964 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:54,964 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:54,966 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:54,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:54,987 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:54,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:54,988 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:54,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-10-21 19:46:54,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:54,996 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:54,997 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:54,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:54,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:54,997 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:54,997 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:54,997 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:55,000 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:55,020 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:55,020 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:55,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:55,021 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:55,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-10-21 19:46:55,022 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:46:55,029 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:55,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:55,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:55,029 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:55,031 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:55,031 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:55,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:55,055 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-10-21 19:46:55,055 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:55,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:55,056 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:55,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-10-21 19:46:55,057 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:46:55,064 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:55,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:55,065 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:55,065 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:55,066 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:55,066 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:55,069 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:55,090 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2021-10-21 19:46:55,090 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:55,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:55,091 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:55,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-10-21 19:46:55,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:55,099 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:55,099 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:55,099 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:55,099 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:55,100 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:55,100 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:55,103 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:55,124 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2021-10-21 19:46:55,124 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:55,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:55,125 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:55,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-10-21 19:46:55,126 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:46:55,133 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:55,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:55,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:55,134 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:55,135 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:55,135 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:55,137 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:55,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2021-10-21 19:46:55,159 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:55,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:55,160 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:55,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-10-21 19:46:55,161 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 19:46:55,168 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:55,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:55,169 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:55,169 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:55,170 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:55,170 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:55,174 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:55,195 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:55,195 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:55,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:55,196 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:55,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-10-21 19:46:55,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:46:55,204 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:55,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:55,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:55,205 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:55,206 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:55,206 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:55,210 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:55,231 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2021-10-21 19:46:55,231 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:55,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:55,232 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:55,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-10-21 19:46:55,233 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:46:55,241 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:55,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:55,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:55,241 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:55,242 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:55,242 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:55,253 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:55,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2021-10-21 19:46:55,274 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:55,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:55,275 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:55,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-10-21 19:46:55,276 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:55,283 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:55,283 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:55,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:55,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:55,284 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:55,285 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:55,285 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:55,286 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:55,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:55,308 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:55,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:55,309 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:55,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-10-21 19:46:55,311 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:46:55,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:55,319 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:55,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:55,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:55,319 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:55,319 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:55,319 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:55,320 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:55,341 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:55,342 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:55,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:55,343 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:55,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-10-21 19:46:55,345 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:55,352 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:55,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:55,352 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:55,352 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:55,354 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:55,354 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:55,359 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:55,380 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2021-10-21 19:46:55,380 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:55,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:55,381 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:55,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-10-21 19:46:55,382 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:55,389 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:55,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:55,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:55,389 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:55,396 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:55,397 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:55,413 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-21 19:46:55,442 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2021-10-21 19:46:55,442 INFO L444 ModelExtractionUtils]: 9 out of 22 variables were initially zero. Simplification set additionally 9 variables to zero. [2021-10-21 19:46:55,442 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:55,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:55,443 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:55,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-10-21 19:46:55,445 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-21 19:46:55,452 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-21 19:46:55,453 INFO L513 LassoAnalysis]: Proved termination. [2021-10-21 19:46:55,453 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~#v~0.offset, v_rep(select #length ULTIMATE.start_main_~#v~0.base)_4, ULTIMATE.start_main_~k~0) = -1*ULTIMATE.start_main_~#v~0.offset + 2*v_rep(select #length ULTIMATE.start_main_~#v~0.base)_4 - 4*ULTIMATE.start_main_~k~0 Supporting invariants [] [2021-10-21 19:46:55,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:55,523 INFO L297 tatePredicateManager]: 18 out of 18 supporting invariants were superfluous and have been removed [2021-10-21 19:46:55,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:55,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:46:55,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-21 19:46:55,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:46:55,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:46:55,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-21 19:46:55,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:46:55,678 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 19:46:55,679 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-10-21 19:46:55,679 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 46 states and 61 transitions. cyclomatic complexity: 21 Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:46:55,694 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 46 states and 61 transitions. cyclomatic complexity: 21. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 50 states and 66 transitions. Complement of second has 4 states. [2021-10-21 19:46:55,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-21 19:46:55,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:46:55,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 20 transitions. [2021-10-21 19:46:55,698 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 20 transitions. Stem has 16 letters. Loop has 4 letters. [2021-10-21 19:46:55,698 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:46:55,698 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 20 transitions. Stem has 20 letters. Loop has 4 letters. [2021-10-21 19:46:55,699 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:46:55,699 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 20 transitions. Stem has 16 letters. Loop has 8 letters. [2021-10-21 19:46:55,699 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:46:55,699 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 50 states and 66 transitions. [2021-10-21 19:46:55,700 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-10-21 19:46:55,701 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 50 states to 28 states and 37 transitions. [2021-10-21 19:46:55,701 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2021-10-21 19:46:55,701 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2021-10-21 19:46:55,701 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28 states and 37 transitions. [2021-10-21 19:46:55,701 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-21 19:46:55,701 INFO L681 BuchiCegarLoop]: Abstraction has 28 states and 37 transitions. [2021-10-21 19:46:55,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states and 37 transitions. [2021-10-21 19:46:55,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2021-10-21 19:46:55,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 28 states have (on average 1.3214285714285714) internal successors, (37), 27 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:46:55,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 37 transitions. [2021-10-21 19:46:55,704 INFO L704 BuchiCegarLoop]: Abstraction has 28 states and 37 transitions. [2021-10-21 19:46:55,704 INFO L587 BuchiCegarLoop]: Abstraction has 28 states and 37 transitions. [2021-10-21 19:46:55,704 INFO L425 BuchiCegarLoop]: ======== Iteration 11============ [2021-10-21 19:46:55,704 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 28 states and 37 transitions. [2021-10-21 19:46:55,705 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-10-21 19:46:55,705 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:46:55,705 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:46:55,705 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:46:55,705 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-21 19:46:55,706 INFO L791 eck$LassoCheckResult]: Stem: 1336#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(19);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 1337#L-1 havoc main_#res;havoc main_#t~nondet7, main_#t~nondet9, main_#t~post8, main_#t~mem11, main_#t~mem14, main_#t~mem12, main_#t~short13, main_#t~post10, main_#t~mem16, main_#t~mem17, main_#t~post15, main_~SIZE~0, main_~i~0, main_~j~0, main_~k~0, main_~key~0, main_~#v~0.base, main_~#v~0.offset;main_~SIZE~0 := main_#t~nondet7;havoc main_#t~nondet7;havoc main_~i~0;havoc main_~j~0;havoc main_~k~0;havoc main_~key~0;call main_~#v~0.base, main_~#v~0.offset := #Ultimate.allocOnStack(4 * (if main_~SIZE~0 % 4294967296 % 4294967296 <= 2147483647 then main_~SIZE~0 % 4294967296 % 4294967296 else main_~SIZE~0 % 4294967296 % 4294967296 - 4294967296));main_~j~0 := 0; 1340#L17-3 assume !!(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296);call write~int(main_#t~nondet9, main_~#v~0.base, main_~#v~0.offset + 4 * main_~j~0, 4);havoc main_#t~nondet9; 1331#L17-2 main_#t~post8 := main_~j~0;main_~j~0 := 1 + main_#t~post8;havoc main_#t~post8; 1332#L17-3 assume !!(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296);call write~int(main_#t~nondet9, main_~#v~0.base, main_~#v~0.offset + 4 * main_~j~0, 4);havoc main_#t~nondet9; 1341#L17-2 main_#t~post8 := main_~j~0;main_~j~0 := 1 + main_#t~post8;havoc main_#t~post8; 1351#L17-3 assume !!(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296);call write~int(main_#t~nondet9, main_~#v~0.base, main_~#v~0.offset + 4 * main_~j~0, 4);havoc main_#t~nondet9; 1349#L17-2 main_#t~post8 := main_~j~0;main_~j~0 := 1 + main_#t~post8;havoc main_#t~post8; 1348#L17-3 assume !(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296); 1342#L17-4 main_~j~0 := 1; 1343#L19-3 assume !!(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296);call main_#t~mem11 := read~int(main_~#v~0.base, main_~#v~0.offset + 4 * main_~j~0, 4);main_~key~0 := main_#t~mem11;havoc main_#t~mem11;main_~i~0 := main_~j~0 - 1; 1344#L22-5 main_#t~short13 := main_~i~0 >= 0; 1334#L22-1 assume main_#t~short13;call main_#t~mem12 := read~int(main_~#v~0.base, main_~#v~0.offset + 4 * main_~i~0, 4);main_#t~short13 := main_#t~mem12 > main_~key~0; 1335#L22-3 assume !main_#t~short13;havoc main_#t~mem12;havoc main_#t~short13; 1345#L22-6 call write~int(main_~key~0, main_~#v~0.base, main_~#v~0.offset + 4 * (1 + main_~i~0), 4); 1329#L19-2 main_#t~post10 := main_~j~0;main_~j~0 := 1 + main_#t~post10;havoc main_#t~post10; 1330#L19-3 assume !!(main_~j~0 % 4294967296 < main_~SIZE~0 % 4294967296);call main_#t~mem11 := read~int(main_~#v~0.base, main_~#v~0.offset + 4 * main_~j~0, 4);main_~key~0 := main_#t~mem11;havoc main_#t~mem11;main_~i~0 := main_~j~0 - 1; 1325#L22-5 [2021-10-21 19:46:55,706 INFO L793 eck$LassoCheckResult]: Loop: 1325#L22-5 main_#t~short13 := main_~i~0 >= 0; 1326#L22-1 assume main_#t~short13;call main_#t~mem12 := read~int(main_~#v~0.base, main_~#v~0.offset + 4 * main_~i~0, 4);main_#t~short13 := main_#t~mem12 > main_~key~0; 1333#L22-3 assume !!main_#t~short13;havoc main_#t~mem12;havoc main_#t~short13;call main_#t~mem14 := read~int(main_~#v~0.base, main_~#v~0.offset + 4 * main_~i~0, 4);call write~int(main_#t~mem14, main_~#v~0.base, main_~#v~0.offset + 4 * (1 + main_~i~0), 4);havoc main_#t~mem14;main_~i~0 := main_~i~0 - 1; 1325#L22-5 [2021-10-21 19:46:55,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:55,706 INFO L82 PathProgramCache]: Analyzing trace with hash -610483846, now seen corresponding path program 4 times [2021-10-21 19:46:55,706 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:46:55,706 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604354183] [2021-10-21 19:46:55,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:46:55,706 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:46:55,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:55,728 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:46:55,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:55,753 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:46:55,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:55,763 INFO L82 PathProgramCache]: Analyzing trace with hash 58692, now seen corresponding path program 4 times [2021-10-21 19:46:55,764 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:46:55,765 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490750324] [2021-10-21 19:46:55,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:46:55,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:46:55,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:55,770 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:46:55,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:55,775 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:46:55,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:55,776 INFO L82 PathProgramCache]: Analyzing trace with hash -2032696021, now seen corresponding path program 1 times [2021-10-21 19:46:55,776 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:46:55,776 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665162266] [2021-10-21 19:46:55,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:46:55,777 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:46:55,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:55,812 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:46:55,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:55,838 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:46:56,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:57,282 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 19:46:57,282 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 19:46:57,282 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 19:46:57,282 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 19:46:57,282 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 19:46:57,282 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:57,282 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 19:46:57,282 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 19:46:57,282 INFO L133 ssoRankerPreferences]: Filename of dumped script: insertion_sort-2.c_Iteration11_Lasso [2021-10-21 19:46:57,282 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 19:46:57,283 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 19:46:57,285 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 19:46:57,287 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 19:46:57,289 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 19:46:57,292 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 19:46:57,293 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 19:46:57,295 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 19:46:57,297 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 19:46:57,298 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 19:46:57,300 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 19:46:57,609 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 19:46:57,611 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:46:57,613 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 19:46:57,615 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 19:46:57,618 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 19:46:57,620 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:46:57,621 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:46:57,624 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 19:46:57,626 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 19:46:57,879 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 19:46:57,879 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 19:46:57,880 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:57,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:57,882 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:57,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-10-21 19:46:57,883 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:57,890 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:57,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:57,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:57,890 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:57,891 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:57,891 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:57,906 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:57,926 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2021-10-21 19:46:57,928 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:57,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:57,929 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:57,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-10-21 19:46:57,930 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:57,937 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:57,937 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:57,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:57,937 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:57,937 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:57,938 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:57,938 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:57,939 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:57,958 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2021-10-21 19:46:57,958 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:57,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:57,959 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:57,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-10-21 19:46:57,960 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:57,967 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:57,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:57,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:57,967 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:57,968 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:57,968 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:57,971 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:57,990 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2021-10-21 19:46:57,990 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:57,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:57,993 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:57,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-10-21 19:46:57,994 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:58,001 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:58,001 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:58,001 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:58,001 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:58,001 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:58,001 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:58,001 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:58,002 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:58,021 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2021-10-21 19:46:58,022 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:58,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:58,022 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:58,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-10-21 19:46:58,023 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:58,030 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:58,031 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:58,031 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:58,031 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:58,031 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:58,031 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:58,031 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:58,033 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:58,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2021-10-21 19:46:58,052 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:58,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:58,053 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:58,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-10-21 19:46:58,063 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:46:58,070 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:58,070 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:58,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:58,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:58,070 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:58,071 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:58,071 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:58,072 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:58,091 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2021-10-21 19:46:58,091 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:58,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:58,092 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:58,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-10-21 19:46:58,093 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 19:46:58,102 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:58,102 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:58,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:58,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:58,102 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:58,102 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:58,102 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:58,103 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:58,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2021-10-21 19:46:58,123 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:58,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:58,123 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:58,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-10-21 19:46:58,124 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 19:46:58,131 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:58,131 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:58,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:58,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:58,132 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:58,132 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:58,132 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:58,133 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:58,152 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2021-10-21 19:46:58,152 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:58,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:58,153 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:58,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-10-21 19:46:58,154 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:46:58,161 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:58,161 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:58,161 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:58,161 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:58,163 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:58,163 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:58,185 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:58,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2021-10-21 19:46:58,204 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:58,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:58,205 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:58,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-10-21 19:46:58,206 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:46:58,213 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:58,213 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:58,213 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:58,213 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:58,214 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:58,214 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:58,217 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:58,235 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:58,235 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:58,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:58,236 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:58,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-10-21 19:46:58,237 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:46:58,244 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:58,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:58,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:58,244 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:58,245 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:58,245 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:58,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:58,266 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2021-10-21 19:46:58,266 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:58,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:58,267 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:58,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-10-21 19:46:58,268 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:58,275 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:58,276 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:58,276 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:58,276 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:58,278 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:58,278 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:58,290 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:58,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2021-10-21 19:46:58,309 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:58,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:58,310 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:58,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-10-21 19:46:58,311 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:46:58,318 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:58,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:58,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:58,319 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:58,320 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:58,320 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:58,322 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:58,341 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:58,342 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:58,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:58,342 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:58,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-10-21 19:46:58,344 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:58,351 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:58,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:58,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:58,351 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:58,352 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:58,353 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:58,379 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:58,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:58,411 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:58,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:58,412 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:58,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-10-21 19:46:58,413 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:58,420 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:58,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:58,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:58,421 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:58,422 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:58,423 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:58,429 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:58,448 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2021-10-21 19:46:58,449 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:58,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:58,449 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:58,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2021-10-21 19:46:58,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:58,457 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:58,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:58,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:58,458 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:58,459 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:58,459 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:58,461 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:58,480 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:58,481 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:58,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:58,481 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:58,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2021-10-21 19:46:58,483 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:46:58,490 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:58,490 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:58,490 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:58,490 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:58,492 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:58,492 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:58,496 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:58,515 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Ended with exit code 0 [2021-10-21 19:46:58,515 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:58,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:58,516 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:58,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2021-10-21 19:46:58,517 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:58,524 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:58,524 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:58,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:58,525 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:58,525 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:58,525 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:58,525 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:58,526 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:58,545 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Ended with exit code 0 [2021-10-21 19:46:58,545 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:58,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:58,546 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:58,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2021-10-21 19:46:58,557 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:58,564 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:58,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:58,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:58,565 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:58,566 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:58,566 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:58,568 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:58,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:58,588 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:58,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:58,589 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:58,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2021-10-21 19:46:58,590 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:58,598 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:58,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:58,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:58,598 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:58,599 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:58,599 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:58,601 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:58,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:58,621 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:58,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:58,622 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:58,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2021-10-21 19:46:58,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:58,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:58,631 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:58,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:58,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:58,631 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:58,632 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:58,632 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:58,633 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:58,653 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Ended with exit code 0 [2021-10-21 19:46:58,653 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:58,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:58,654 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:58,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2021-10-21 19:46:58,655 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 19:46:58,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:58,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:58,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:58,663 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:58,667 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:58,667 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:58,677 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-21 19:46:58,697 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2021-10-21 19:46:58,697 INFO L444 ModelExtractionUtils]: 3 out of 19 variables were initially zero. Simplification set additionally 13 variables to zero. [2021-10-21 19:46:58,698 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:58,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:58,698 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:58,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2021-10-21 19:46:58,700 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-21 19:46:58,707 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-21 19:46:58,708 INFO L513 LassoAnalysis]: Proved termination. [2021-10-21 19:46:58,708 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0) = 2*ULTIMATE.start_main_~i~0 + 1 Supporting invariants [] [2021-10-21 19:46:58,729 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:58,782 INFO L297 tatePredicateManager]: 24 out of 24 supporting invariants were superfluous and have been removed [2021-10-21 19:46:58,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:58,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:46:58,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-21 19:46:58,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:46:58,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:46:58,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-21 19:46:58,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:46:58,924 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 19:46:58,925 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-10-21 19:46:58,925 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 28 states and 37 transitions. cyclomatic complexity: 13 Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:46:58,960 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 28 states and 37 transitions. cyclomatic complexity: 13. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 50 states and 63 transitions. Complement of second has 9 states. [2021-10-21 19:46:58,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2021-10-21 19:46:58,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:46:58,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 18 transitions. [2021-10-21 19:46:58,961 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 18 transitions. Stem has 17 letters. Loop has 3 letters. [2021-10-21 19:46:58,961 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:46:58,961 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-21 19:46:58,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:58,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:46:58,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-21 19:46:58,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:46:59,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:46:59,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-21 19:46:59,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:46:59,093 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 19:46:59,094 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 3 loop predicates [2021-10-21 19:46:59,094 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 28 states and 37 transitions. cyclomatic complexity: 13 Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:46:59,120 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 28 states and 37 transitions. cyclomatic complexity: 13. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 50 states and 63 transitions. Complement of second has 9 states. [2021-10-21 19:46:59,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2021-10-21 19:46:59,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:46:59,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 18 transitions. [2021-10-21 19:46:59,127 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 18 transitions. Stem has 17 letters. Loop has 3 letters. [2021-10-21 19:46:59,128 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:46:59,128 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-21 19:46:59,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:59,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:46:59,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-21 19:46:59,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:46:59,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:46:59,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-21 19:46:59,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:46:59,266 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 19:46:59,267 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-10-21 19:46:59,267 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 28 states and 37 transitions. cyclomatic complexity: 13 Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:46:59,297 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 28 states and 37 transitions. cyclomatic complexity: 13. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 56 states and 72 transitions. Complement of second has 8 states. [2021-10-21 19:46:59,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2021-10-21 19:46:59,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:46:59,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 26 transitions. [2021-10-21 19:46:59,298 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 26 transitions. Stem has 17 letters. Loop has 3 letters. [2021-10-21 19:46:59,298 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:46:59,299 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 26 transitions. Stem has 20 letters. Loop has 3 letters. [2021-10-21 19:46:59,299 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:46:59,299 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 26 transitions. Stem has 17 letters. Loop has 6 letters. [2021-10-21 19:46:59,300 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:46:59,300 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 56 states and 72 transitions. [2021-10-21 19:46:59,301 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 19:46:59,301 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 56 states to 0 states and 0 transitions. [2021-10-21 19:46:59,301 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-21 19:46:59,301 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-21 19:46:59,301 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-21 19:46:59,301 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-21 19:46:59,302 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:46:59,302 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:46:59,302 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:46:59,302 INFO L425 BuchiCegarLoop]: ======== Iteration 12============ [2021-10-21 19:46:59,302 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-21 19:46:59,302 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 19:46:59,302 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-21 19:46:59,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.10 07:46:59 BoogieIcfgContainer [2021-10-21 19:46:59,307 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-21 19:46:59,307 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 19:46:59,307 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 19:46:59,308 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 19:46:59,308 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:46:37" (3/4) ... [2021-10-21 19:46:59,310 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-21 19:46:59,310 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 19:46:59,311 INFO L168 Benchmark]: Toolchain (without parser) took 22806.75 ms. Allocated memory was 127.9 MB in the beginning and 188.7 MB in the end (delta: 60.8 MB). Free memory was 92.2 MB in the beginning and 92.0 MB in the end (delta: 140.6 kB). Peak memory consumption was 60.0 MB. Max. memory is 16.1 GB. [2021-10-21 19:46:59,312 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 127.9 MB. Free memory was 108.5 MB in the beginning and 108.4 MB in the end (delta: 85.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:46:59,312 INFO L168 Benchmark]: CACSL2BoogieTranslator took 359.30 ms. Allocated memory is still 127.9 MB. Free memory was 92.0 MB in the beginning and 105.0 MB in the end (delta: -13.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-21 19:46:59,313 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.47 ms. Allocated memory is still 127.9 MB. Free memory was 105.0 MB in the beginning and 103.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:46:59,313 INFO L168 Benchmark]: Boogie Preprocessor took 55.25 ms. Allocated memory is still 127.9 MB. Free memory was 103.4 MB in the beginning and 102.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:46:59,313 INFO L168 Benchmark]: RCFGBuilder took 449.07 ms. Allocated memory is still 127.9 MB. Free memory was 102.1 MB in the beginning and 90.8 MB in the end (delta: 11.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-21 19:46:59,314 INFO L168 Benchmark]: BuchiAutomizer took 21855.85 ms. Allocated memory was 127.9 MB in the beginning and 188.7 MB in the end (delta: 60.8 MB). Free memory was 90.8 MB in the beginning and 92.0 MB in the end (delta: -1.3 MB). Peak memory consumption was 60.8 MB. Max. memory is 16.1 GB. [2021-10-21 19:46:59,314 INFO L168 Benchmark]: Witness Printer took 3.08 ms. Allocated memory is still 188.7 MB. Free memory is still 92.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:46:59,316 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 127.9 MB. Free memory was 108.5 MB in the beginning and 108.4 MB in the end (delta: 85.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 359.30 ms. Allocated memory is still 127.9 MB. Free memory was 92.0 MB in the beginning and 105.0 MB in the end (delta: -13.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 74.47 ms. Allocated memory is still 127.9 MB. Free memory was 105.0 MB in the beginning and 103.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 55.25 ms. Allocated memory is still 127.9 MB. Free memory was 103.4 MB in the beginning and 102.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 449.07 ms. Allocated memory is still 127.9 MB. Free memory was 102.1 MB in the beginning and 90.8 MB in the end (delta: 11.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 21855.85 ms. Allocated memory was 127.9 MB in the beginning and 188.7 MB in the end (delta: 60.8 MB). Free memory was 90.8 MB in the beginning and 92.0 MB in the end (delta: -1.3 MB). Peak memory consumption was 60.8 MB. Max. memory is 16.1 GB. * Witness Printer took 3.08 ms. Allocated memory is still 188.7 MB. Free memory is still 92.0 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 11 terminating modules (6 trivial, 4 deterministic, 1 nondeterministic). One deterministic module has affine ranking function -1 * v + unknown-#length-unknown[v] + -4 * j and consists of 5 locations. One deterministic module has affine ranking function -1 * v + unknown-#length-unknown[v] + -4 * j and consists of 4 locations. One deterministic module has affine ranking function 2 * i + 1 and consists of 5 locations. One deterministic module has affine ranking function 2 * unknown-#length-unknown[v] + -1 * v + -4 * k and consists of 3 locations. One nondeterministic module has affine ranking function 2 * i + 1 and consists of 5 locations. 6 modules have a trivial ranking function, the largest among these consists of 14 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 21.7s and 12 iterations. TraceHistogramMax:3. Analysis of lassos took 19.2s. Construction of modules took 0.6s. Büchi inclusion checks took 1.5s. Highest rank in rank-based complementation 3. Minimization of det autom 5. Minimization of nondet autom 6. Automata minimization 52.9ms AutomataMinimizationTime, 10 MinimizatonAttempts, 85 StatesRemovedByMinimization, 7 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 46 states and ocurred in iteration 9. Nontrivial modules had stage [4, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 186 SDtfs, 330 SDslu, 330 SDs, 0 SdLazy, 524 SolverSat, 63 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 642.7ms Time LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc2 concLT0 SILN0 SILU3 SILI0 SILT0 lasso5 LassoPreprocessingBenchmarks: Lassos: inital271 mio100 ax100 hnf99 lsp99 ukn53 mio100 lsp50 div216 bol100 ite100 ukn100 eq145 hnf63 smp86 dnf123 smp91 tf100 neg100 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 196ms VariablesStem: 7 VariablesLoop: 9 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-21 19:46:59,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Ended with exit code 0 [2021-10-21 19:46:59,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (69)] Ended with exit code 0 [2021-10-21 19:46:59,745 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (68)] Ended with exit code 0 [2021-10-21 19:46:59,947 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Ended with exit code 0 [2021-10-21 19:47:00,130 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3e0276-62d3-4e8b-a261-d69c2da56fc6/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...