./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.2.ufo.BOUNDED-10.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.2.ufo.BOUNDED-10.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt --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 bcfbb305009a119ac17b5df13430a96a1fd1fdcc ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:00:04,701 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:00:04,736 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:00:04,784 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:00:04,785 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:00:04,790 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:00:04,792 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:00:04,795 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:00:04,798 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:00:04,806 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:00:04,807 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:00:04,809 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:00:04,810 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:00:04,813 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:00:04,815 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:00:04,821 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:00:04,823 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:00:04,824 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:00:04,827 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:00:04,837 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:00:04,839 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:00:04,840 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:00:04,843 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:00:04,844 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:00:04,853 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:00:04,854 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:00:04,854 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:00:04,856 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:00:04,857 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:00:04,858 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:00:04,859 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:00:04,860 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:00:04,862 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:00:04,863 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:00:04,865 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:00:04,865 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:00:04,866 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:00:04,866 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:00:04,866 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:00:04,867 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:00:04,868 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:00:04,869 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-13 00:00:04,915 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:00:04,916 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:00:04,917 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:00:04,917 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:00:04,918 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:00:04,918 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:00:04,919 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:00:04,919 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-13 00:00:04,919 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-13 00:00:04,919 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-13 00:00:04,920 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-13 00:00:04,921 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-13 00:00:04,921 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-13 00:00:04,921 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:00:04,921 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:00:04,922 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 00:00:04,922 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:00:04,922 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:00:04,922 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:00:04,923 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-13 00:00:04,923 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-13 00:00:04,923 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-13 00:00:04,923 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:00:04,923 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:00:04,924 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-13 00:00:04,924 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:00:04,924 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-13 00:00:04,924 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:00:04,925 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:00:04,925 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:00:04,925 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:00:04,926 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:00:04,927 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-13 00:00:04,927 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_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bcfbb305009a119ac17b5df13430a96a1fd1fdcc [2021-10-13 00:00:05,249 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:00:05,284 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:00:05,286 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:00:05,288 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:00:05,289 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:00:05,290 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.2.ufo.BOUNDED-10.pals.c [2021-10-13 00:00:05,348 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/data/c049210dd/0a6036596ab5490198fe5f38882a8283/FLAG021d755d5 [2021-10-13 00:00:06,007 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:00:06,008 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.2.ufo.BOUNDED-10.pals.c [2021-10-13 00:00:06,039 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/data/c049210dd/0a6036596ab5490198fe5f38882a8283/FLAG021d755d5 [2021-10-13 00:00:06,212 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/data/c049210dd/0a6036596ab5490198fe5f38882a8283 [2021-10-13 00:00:06,215 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:00:06,218 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:00:06,220 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:00:06,220 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:00:06,224 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:00:06,224 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:00:06" (1/1) ... [2021-10-13 00:00:06,226 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ddebb7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:00:06, skipping insertion in model container [2021-10-13 00:00:06,226 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:00:06" (1/1) ... [2021-10-13 00:00:06,233 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:00:06,314 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:00:06,757 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_82b60122-0a09-443d-b2b8-9c45d50fdf48/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.2.ufo.BOUNDED-10.pals.c[60917,60930] [2021-10-13 00:00:06,758 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:00:06,769 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:00:06,952 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_82b60122-0a09-443d-b2b8-9c45d50fdf48/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.2.ufo.BOUNDED-10.pals.c[60917,60930] [2021-10-13 00:00:06,954 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:00:06,973 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:00:06,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:00:06 WrapperNode [2021-10-13 00:00:06,974 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:00:06,975 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:00:06,976 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:00:06,976 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:00:06,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:00:06" (1/1) ... [2021-10-13 00:00:07,018 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:00:06" (1/1) ... [2021-10-13 00:00:07,115 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:00:07,117 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:00:07,117 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:00:07,117 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:00:07,126 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:00:06" (1/1) ... [2021-10-13 00:00:07,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:00:06" (1/1) ... [2021-10-13 00:00:07,138 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:00:06" (1/1) ... [2021-10-13 00:00:07,138 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:00:06" (1/1) ... [2021-10-13 00:00:07,189 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:00:06" (1/1) ... [2021-10-13 00:00:07,230 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:00:06" (1/1) ... [2021-10-13 00:00:07,235 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:00:06" (1/1) ... [2021-10-13 00:00:07,255 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:00:07,263 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:00:07,263 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:00:07,263 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:00:07,268 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:00:06" (1/1) ... [2021-10-13 00:00:07,276 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:00:07,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:00:07,298 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:00:07,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-13 00:00:07,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 00:00:07,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:00:07,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:00:07,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:00:09,416 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:00:09,416 INFO L299 CfgBuilder]: Removed 23 assume(true) statements. [2021-10-13 00:00:09,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:00:09 BoogieIcfgContainer [2021-10-13 00:00:09,420 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:00:09,421 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-13 00:00:09,421 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-13 00:00:09,424 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-13 00:00:09,425 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:00:09,425 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.10 12:00:06" (1/3) ... [2021-10-13 00:00:09,427 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4ce4fc60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 12:00:09, skipping insertion in model container [2021-10-13 00:00:09,427 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:00:09,427 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:00:06" (2/3) ... [2021-10-13 00:00:09,427 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4ce4fc60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 12:00:09, skipping insertion in model container [2021-10-13 00:00:09,428 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:00:09,428 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:00:09" (3/3) ... [2021-10-13 00:00:09,429 INFO L389 chiAutomizerObserver]: Analyzing ICFG pals_floodmax.5.2.ufo.BOUNDED-10.pals.c [2021-10-13 00:00:09,486 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-13 00:00:09,487 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-13 00:00:09,487 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-13 00:00:09,487 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-13 00:00:09,487 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-13 00:00:09,487 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-13 00:00:09,487 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-13 00:00:09,488 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-13 00:00:09,525 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 705 states, 704 states have (on average 1.8494318181818181) internal successors, (1302), 704 states have internal predecessors, (1302), 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) [2021-10-13 00:00:09,645 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 155 [2021-10-13 00:00:09,647 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:00:09,647 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:00:09,664 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:00:09,664 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:00:09,664 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-13 00:00:09,667 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 705 states, 704 states have (on average 1.8494318181818181) internal successors, (1302), 704 states have internal predecessors, (1302), 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) [2021-10-13 00:00:09,683 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 155 [2021-10-13 00:00:09,684 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:00:09,684 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:00:09,692 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:00:09,693 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:00:09,704 INFO L791 eck$LassoCheckResult]: Stem: 691#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(40);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p14~0 := 0;~p14_old~0 := 0;~p14_new~0 := 0;~ep14~0 := 0;~p15~0 := 0;~p15_old~0 := 0;~p15_new~0 := 0;~ep15~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p24~0 := 0;~p24_old~0 := 0;~p24_new~0 := 0;~ep24~0 := 0;~p25~0 := 0;~p25_old~0 := 0;~p25_new~0 := 0;~ep25~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~p34~0 := 0;~p34_old~0 := 0;~p34_new~0 := 0;~ep34~0 := 0;~p35~0 := 0;~p35_old~0 := 0;~p35_new~0 := 0;~ep35~0 := 0;~p41~0 := 0;~p41_old~0 := 0;~p41_new~0 := 0;~ep41~0 := 0;~p42~0 := 0;~p42_old~0 := 0;~p42_new~0 := 0;~ep42~0 := 0;~p43~0 := 0;~p43_old~0 := 0;~p43_new~0 := 0;~ep43~0 := 0;~p45~0 := 0;~p45_old~0 := 0;~p45_new~0 := 0;~ep45~0 := 0;~p51~0 := 0;~p51_old~0 := 0;~p51_new~0 := 0;~ep51~0 := 0;~p52~0 := 0;~p52_old~0 := 0;~p52_new~0 := 0;~ep52~0 := 0;~p53~0 := 0;~p53_old~0 := 0;~p53_new~0 := 0;~ep53~0 := 0;~p54~0 := 0;~p54_old~0 := 0;~p54_new~0 := 0;~ep54~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 0;~id5~0 := 0;~r5~0 := 0;~st5~0 := 0;~nl5~0 := 0;~m5~0 := 0;~max5~0 := 0;~mode5~0 := 0; 588#L-1true havoc main_#res;havoc main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~nondet36, main_#t~nondet37, main_#t~nondet38, main_#t~nondet39, main_#t~nondet40, main_#t~nondet41, main_#t~nondet42, main_#t~nondet43, main_#t~nondet44, main_#t~nondet45, main_#t~nondet46, main_#t~nondet47, main_#t~nondet48, main_#t~nondet49, main_#t~nondet50, main_#t~nondet51, main_#t~nondet52, main_#t~nondet53, main_#t~nondet54, main_#t~nondet55, main_#t~nondet56, main_#t~nondet57, main_#t~nondet58, main_#t~nondet59, main_#t~nondet60, main_#t~nondet61, main_#t~nondet62, main_#t~nondet63, main_#t~nondet64, main_#t~nondet65, main_#t~nondet66, main_#t~nondet67, main_#t~nondet68, main_#t~nondet69, main_#t~nondet70, main_#t~nondet71, main_#t~nondet72, main_#t~nondet73, main_#t~nondet74, main_#t~nondet75, main_#t~nondet76, main_#t~nondet77, main_#t~nondet78, main_#t~nondet79, main_#t~nondet80, main_#t~nondet81, main_#t~ret82, main_#t~ret83, main_#t~post84, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~ep12~0 := main_#t~nondet27;havoc main_#t~nondet27;~ep13~0 := main_#t~nondet28;havoc main_#t~nondet28;~ep14~0 := main_#t~nondet29;havoc main_#t~nondet29;~ep15~0 := main_#t~nondet30;havoc main_#t~nondet30;~ep21~0 := main_#t~nondet31;havoc main_#t~nondet31;~ep23~0 := main_#t~nondet32;havoc main_#t~nondet32;~ep24~0 := main_#t~nondet33;havoc main_#t~nondet33;~ep25~0 := main_#t~nondet34;havoc main_#t~nondet34;~ep31~0 := main_#t~nondet35;havoc main_#t~nondet35;~ep32~0 := main_#t~nondet36;havoc main_#t~nondet36;~ep34~0 := main_#t~nondet37;havoc main_#t~nondet37;~ep35~0 := main_#t~nondet38;havoc main_#t~nondet38;~ep41~0 := main_#t~nondet39;havoc main_#t~nondet39;~ep42~0 := main_#t~nondet40;havoc main_#t~nondet40;~ep43~0 := main_#t~nondet41;havoc main_#t~nondet41;~ep45~0 := main_#t~nondet42;havoc main_#t~nondet42;~ep51~0 := main_#t~nondet43;havoc main_#t~nondet43;~ep52~0 := main_#t~nondet44;havoc main_#t~nondet44;~ep53~0 := main_#t~nondet45;havoc main_#t~nondet45;~ep54~0 := main_#t~nondet46;havoc main_#t~nondet46;~id1~0 := main_#t~nondet47;havoc main_#t~nondet47;~r1~0 := main_#t~nondet48;havoc main_#t~nondet48;~st1~0 := main_#t~nondet49;havoc main_#t~nondet49;~nl1~0 := main_#t~nondet50;havoc main_#t~nondet50;~m1~0 := main_#t~nondet51;havoc main_#t~nondet51;~max1~0 := main_#t~nondet52;havoc main_#t~nondet52;~mode1~0 := main_#t~nondet53;havoc main_#t~nondet53;~id2~0 := main_#t~nondet54;havoc main_#t~nondet54;~r2~0 := main_#t~nondet55;havoc main_#t~nondet55;~st2~0 := main_#t~nondet56;havoc main_#t~nondet56;~nl2~0 := main_#t~nondet57;havoc main_#t~nondet57;~m2~0 := main_#t~nondet58;havoc main_#t~nondet58;~max2~0 := main_#t~nondet59;havoc main_#t~nondet59;~mode2~0 := main_#t~nondet60;havoc main_#t~nondet60;~id3~0 := main_#t~nondet61;havoc main_#t~nondet61;~r3~0 := main_#t~nondet62;havoc main_#t~nondet62;~st3~0 := main_#t~nondet63;havoc main_#t~nondet63;~nl3~0 := main_#t~nondet64;havoc main_#t~nondet64;~m3~0 := main_#t~nondet65;havoc main_#t~nondet65;~max3~0 := main_#t~nondet66;havoc main_#t~nondet66;~mode3~0 := main_#t~nondet67;havoc main_#t~nondet67;~id4~0 := main_#t~nondet68;havoc main_#t~nondet68;~r4~0 := main_#t~nondet69;havoc main_#t~nondet69;~st4~0 := main_#t~nondet70;havoc main_#t~nondet70;~nl4~0 := main_#t~nondet71;havoc main_#t~nondet71;~m4~0 := main_#t~nondet72;havoc main_#t~nondet72;~max4~0 := main_#t~nondet73;havoc main_#t~nondet73;~mode4~0 := main_#t~nondet74;havoc main_#t~nondet74;~id5~0 := main_#t~nondet75;havoc main_#t~nondet75;~r5~0 := main_#t~nondet76;havoc main_#t~nondet76;~st5~0 := main_#t~nondet77;havoc main_#t~nondet77;~nl5~0 := main_#t~nondet78;havoc main_#t~nondet78;~m5~0 := main_#t~nondet79;havoc main_#t~nondet79;~max5~0 := main_#t~nondet80;havoc main_#t~nondet80;~mode5~0 := main_#t~nondet81;havoc main_#t~nondet81;havoc init_#res;havoc init_~r121~0, init_~r131~0, init_~r141~0, init_~r151~0, init_~r211~0, init_~r231~0, init_~r241~0, init_~r251~0, init_~r311~0, init_~r321~0, init_~r341~0, init_~r351~0, init_~r411~0, init_~r421~0, init_~r431~0, init_~r451~0, init_~r511~0, init_~r521~0, init_~r531~0, init_~r541~0, init_~r122~0, init_~tmp~0, init_~r132~0, init_~tmp___0~0, init_~r142~0, init_~tmp___1~0, init_~r152~0, init_~tmp___2~0, init_~r212~0, init_~tmp___3~0, init_~r232~0, init_~tmp___4~0, init_~r242~0, init_~tmp___5~0, init_~r252~0, init_~tmp___6~0, init_~r312~0, init_~tmp___7~0, init_~r322~0, init_~tmp___8~0, init_~r342~0, init_~tmp___9~0, init_~r352~0, init_~tmp___10~0, init_~r412~0, init_~tmp___11~0, init_~r422~0, init_~tmp___12~0, init_~r432~0, init_~tmp___13~0, init_~r452~0, init_~tmp___14~0, init_~r512~0, init_~tmp___15~0, init_~r522~0, init_~tmp___16~0, init_~r532~0, init_~tmp___17~0, init_~r542~0, init_~tmp___18~0, init_~r123~0, init_~tmp___19~0, init_~r133~0, init_~tmp___20~0, init_~r143~0, init_~tmp___21~0, init_~r153~0, init_~tmp___22~0, init_~r213~0, init_~tmp___23~0, init_~r233~0, init_~tmp___24~0, init_~r243~0, init_~tmp___25~0, init_~r253~0, init_~tmp___26~0, init_~r313~0, init_~tmp___27~0, init_~r323~0, init_~tmp___28~0, init_~r343~0, init_~tmp___29~0, init_~r353~0, init_~tmp___30~0, init_~r413~0, init_~tmp___31~0, init_~r423~0, init_~tmp___32~0, init_~r433~0, init_~tmp___33~0, init_~r453~0, init_~tmp___34~0, init_~r513~0, init_~tmp___35~0, init_~r523~0, init_~tmp___36~0, init_~r533~0, init_~tmp___37~0, init_~r543~0, init_~tmp___38~0, init_~r124~0, init_~tmp___39~0, init_~r134~0, init_~tmp___40~0, init_~r144~0, init_~tmp___41~0, init_~r154~0, init_~tmp___42~0, init_~r214~0, init_~tmp___43~0, init_~r234~0, init_~tmp___44~0, init_~r244~0, init_~tmp___45~0, init_~r254~0, init_~tmp___46~0, init_~r314~0, init_~tmp___47~0, init_~r324~0, init_~tmp___48~0, init_~r344~0, init_~tmp___49~0, init_~r354~0, init_~tmp___50~0, init_~r414~0, init_~tmp___51~0, init_~r424~0, init_~tmp___52~0, init_~r434~0, init_~tmp___53~0, init_~r454~0, init_~tmp___54~0, init_~r514~0, init_~tmp___55~0, init_~r524~0, init_~tmp___56~0, init_~r534~0, init_~tmp___57~0, init_~r544~0, init_~tmp___58~0, init_~tmp___59~0;havoc init_~r121~0;havoc init_~r131~0;havoc init_~r141~0;havoc init_~r151~0;havoc init_~r211~0;havoc init_~r231~0;havoc init_~r241~0;havoc init_~r251~0;havoc init_~r311~0;havoc init_~r321~0;havoc init_~r341~0;havoc init_~r351~0;havoc init_~r411~0;havoc init_~r421~0;havoc init_~r431~0;havoc init_~r451~0;havoc init_~r511~0;havoc init_~r521~0;havoc init_~r531~0;havoc init_~r541~0;havoc init_~r122~0;havoc init_~tmp~0;havoc init_~r132~0;havoc init_~tmp___0~0;havoc init_~r142~0;havoc init_~tmp___1~0;havoc init_~r152~0;havoc init_~tmp___2~0;havoc init_~r212~0;havoc init_~tmp___3~0;havoc init_~r232~0;havoc init_~tmp___4~0;havoc init_~r242~0;havoc init_~tmp___5~0;havoc init_~r252~0;havoc init_~tmp___6~0;havoc init_~r312~0;havoc init_~tmp___7~0;havoc init_~r322~0;havoc init_~tmp___8~0;havoc init_~r342~0;havoc init_~tmp___9~0;havoc init_~r352~0;havoc init_~tmp___10~0;havoc init_~r412~0;havoc init_~tmp___11~0;havoc init_~r422~0;havoc init_~tmp___12~0;havoc init_~r432~0;havoc init_~tmp___13~0;havoc init_~r452~0;havoc init_~tmp___14~0;havoc init_~r512~0;havoc init_~tmp___15~0;havoc init_~r522~0;havoc init_~tmp___16~0;havoc init_~r532~0;havoc init_~tmp___17~0;havoc init_~r542~0;havoc init_~tmp___18~0;havoc init_~r123~0;havoc init_~tmp___19~0;havoc init_~r133~0;havoc init_~tmp___20~0;havoc init_~r143~0;havoc init_~tmp___21~0;havoc init_~r153~0;havoc init_~tmp___22~0;havoc init_~r213~0;havoc init_~tmp___23~0;havoc init_~r233~0;havoc init_~tmp___24~0;havoc init_~r243~0;havoc init_~tmp___25~0;havoc init_~r253~0;havoc init_~tmp___26~0;havoc init_~r313~0;havoc init_~tmp___27~0;havoc init_~r323~0;havoc init_~tmp___28~0;havoc init_~r343~0;havoc init_~tmp___29~0;havoc init_~r353~0;havoc init_~tmp___30~0;havoc init_~r413~0;havoc init_~tmp___31~0;havoc init_~r423~0;havoc init_~tmp___32~0;havoc init_~r433~0;havoc init_~tmp___33~0;havoc init_~r453~0;havoc init_~tmp___34~0;havoc init_~r513~0;havoc init_~tmp___35~0;havoc init_~r523~0;havoc init_~tmp___36~0;havoc init_~r533~0;havoc init_~tmp___37~0;havoc init_~r543~0;havoc init_~tmp___38~0;havoc init_~r124~0;havoc init_~tmp___39~0;havoc init_~r134~0;havoc init_~tmp___40~0;havoc init_~r144~0;havoc init_~tmp___41~0;havoc init_~r154~0;havoc init_~tmp___42~0;havoc init_~r214~0;havoc init_~tmp___43~0;havoc init_~r234~0;havoc init_~tmp___44~0;havoc init_~r244~0;havoc init_~tmp___45~0;havoc init_~r254~0;havoc init_~tmp___46~0;havoc init_~r314~0;havoc init_~tmp___47~0;havoc init_~r324~0;havoc init_~tmp___48~0;havoc init_~r344~0;havoc init_~tmp___49~0;havoc init_~r354~0;havoc init_~tmp___50~0;havoc init_~r414~0;havoc init_~tmp___51~0;havoc init_~r424~0;havoc init_~tmp___52~0;havoc init_~r434~0;havoc init_~tmp___53~0;havoc init_~r454~0;havoc init_~tmp___54~0;havoc init_~r514~0;havoc init_~tmp___55~0;havoc init_~r524~0;havoc init_~tmp___56~0;havoc init_~r534~0;havoc init_~tmp___57~0;havoc init_~r544~0;havoc init_~tmp___58~0;havoc init_~tmp___59~0;init_~r121~0 := ~ep12~0;init_~r131~0 := ~ep13~0;init_~r141~0 := ~ep14~0;init_~r151~0 := ~ep15~0;init_~r211~0 := ~ep21~0;init_~r231~0 := ~ep23~0;init_~r241~0 := ~ep24~0;init_~r251~0 := ~ep25~0;init_~r311~0 := ~ep31~0;init_~r321~0 := ~ep32~0;init_~r341~0 := ~ep34~0;init_~r351~0 := ~ep35~0;init_~r411~0 := ~ep41~0;init_~r421~0 := ~ep42~0;init_~r431~0 := ~ep43~0;init_~r451~0 := ~ep45~0;init_~r511~0 := ~ep51~0;init_~r521~0 := ~ep52~0;init_~r531~0 := ~ep53~0;init_~r541~0 := ~ep54~0; 365#L623true assume 0 != init_~r121~0 % 256;init_~tmp~0 := 1; 67#L642true init_~r122~0 := (if 0 == init_~tmp~0 then 0 else 1); 353#L652true assume 0 != init_~r131~0 % 256;init_~tmp___0~0 := 1; 509#L671true init_~r132~0 := (if 0 == init_~tmp___0~0 then 0 else 1); 621#L681true assume 0 != init_~r141~0 % 256;init_~tmp___1~0 := 1; 439#L700true init_~r142~0 := (if 0 == init_~tmp___1~0 then 0 else 1); 96#L710true assume 0 != init_~r151~0 % 256;init_~tmp___2~0 := 1; 217#L729true init_~r152~0 := (if 0 == init_~tmp___2~0 then 0 else 1); 360#L739true assume 0 != init_~r211~0 % 256;init_~tmp___3~0 := 1; 489#L758true init_~r212~0 := (if 0 == init_~tmp___3~0 then 0 else 1); 15#L768true assume 0 != init_~r231~0 % 256;init_~tmp___4~0 := 1; 343#L787true init_~r232~0 := (if 0 == init_~tmp___4~0 then 0 else 1); 293#L797true assume 0 != init_~r241~0 % 256;init_~tmp___5~0 := 1; 624#L816true init_~r242~0 := (if 0 == init_~tmp___5~0 then 0 else 1); 425#L826true assume 0 != init_~r251~0 % 256;init_~tmp___6~0 := 1; 512#L845true init_~r252~0 := (if 0 == init_~tmp___6~0 then 0 else 1); 378#L855true assume 0 != init_~r311~0 % 256;init_~tmp___7~0 := 1; 283#L874true init_~r312~0 := (if 0 == init_~tmp___7~0 then 0 else 1); 572#L884true assume 0 != init_~r321~0 % 256;init_~tmp___8~0 := 1; 319#L903true init_~r322~0 := (if 0 == init_~tmp___8~0 then 0 else 1); 158#L913true assume 0 != init_~r341~0 % 256;init_~tmp___9~0 := 1; 465#L932true init_~r342~0 := (if 0 == init_~tmp___9~0 then 0 else 1); 664#L942true assume 0 != init_~r351~0 % 256;init_~tmp___10~0 := 1; 214#L961true init_~r352~0 := (if 0 == init_~tmp___10~0 then 0 else 1); 276#L971true assume 0 != init_~r411~0 % 256;init_~tmp___11~0 := 1; 133#L990true init_~r412~0 := (if 0 == init_~tmp___11~0 then 0 else 1); 494#L1000true assume 0 != init_~r421~0 % 256;init_~tmp___12~0 := 1; 640#L1019true init_~r422~0 := (if 0 == init_~tmp___12~0 then 0 else 1); 705#L1029true assume 0 != init_~r431~0 % 256;init_~tmp___13~0 := 1; 225#L1048true init_~r432~0 := (if 0 == init_~tmp___13~0 then 0 else 1); 211#L1058true assume 0 != init_~r451~0 % 256;init_~tmp___14~0 := 1; 208#L1077true init_~r452~0 := (if 0 == init_~tmp___14~0 then 0 else 1); 178#L1087true assume 0 != init_~r511~0 % 256;init_~tmp___15~0 := 1; 637#L1106true init_~r512~0 := (if 0 == init_~tmp___15~0 then 0 else 1); 311#L1116true assume 0 != init_~r521~0 % 256;init_~tmp___16~0 := 1; 389#L1135true init_~r522~0 := (if 0 == init_~tmp___16~0 then 0 else 1); 700#L1145true assume 0 != init_~r531~0 % 256;init_~tmp___17~0 := 1; 316#L1164true init_~r532~0 := (if 0 == init_~tmp___17~0 then 0 else 1); 391#L1174true assume 0 != init_~r541~0 % 256;init_~tmp___18~0 := 1; 268#L1193true init_~r542~0 := (if 0 == init_~tmp___18~0 then 0 else 1); 562#L1203true assume 0 != init_~r122~0 % 256;init_~tmp___19~0 := 1; 218#L1222true init_~r123~0 := (if 0 == init_~tmp___19~0 then 0 else 1); 549#L1232true assume 0 != init_~r132~0 % 256;init_~tmp___20~0 := 1; 258#L1251true init_~r133~0 := (if 0 == init_~tmp___20~0 then 0 else 1); 288#L1261true assume 0 != init_~r142~0 % 256;init_~tmp___21~0 := 1; 267#L1280true init_~r143~0 := (if 0 == init_~tmp___21~0 then 0 else 1); 362#L1290true assume 0 != init_~r152~0 % 256;init_~tmp___22~0 := 1; 672#L1309true init_~r153~0 := (if 0 == init_~tmp___22~0 then 0 else 1); 339#L1319true assume 0 != init_~r212~0 % 256;init_~tmp___23~0 := 1; 249#L1338true init_~r213~0 := (if 0 == init_~tmp___23~0 then 0 else 1); 220#L1348true assume 0 != init_~r232~0 % 256;init_~tmp___24~0 := 1; 449#L1367true init_~r233~0 := (if 0 == init_~tmp___24~0 then 0 else 1); 651#L1377true assume 0 != init_~r242~0 % 256;init_~tmp___25~0 := 1; 93#L1396true init_~r243~0 := (if 0 == init_~tmp___25~0 then 0 else 1); 652#L1406true assume 0 != init_~r252~0 % 256;init_~tmp___26~0 := 1; 500#L1425true init_~r253~0 := (if 0 == init_~tmp___26~0 then 0 else 1); 475#L1435true assume 0 != init_~r312~0 % 256;init_~tmp___27~0 := 1; 274#L1454true init_~r313~0 := (if 0 == init_~tmp___27~0 then 0 else 1); 680#L1464true assume 0 != init_~r322~0 % 256;init_~tmp___28~0 := 1; 531#L1483true init_~r323~0 := (if 0 == init_~tmp___28~0 then 0 else 1); 677#L1493true assume 0 != init_~r342~0 % 256;init_~tmp___29~0 := 1; 140#L1512true init_~r343~0 := (if 0 == init_~tmp___29~0 then 0 else 1); 681#L1522true assume 0 != init_~r352~0 % 256;init_~tmp___30~0 := 1; 60#L1541true init_~r353~0 := (if 0 == init_~tmp___30~0 then 0 else 1); 294#L1551true assume 0 != init_~r412~0 % 256;init_~tmp___31~0 := 1; 90#L1570true init_~r413~0 := (if 0 == init_~tmp___31~0 then 0 else 1); 459#L1580true assume 0 != init_~r422~0 % 256;init_~tmp___32~0 := 1; 166#L1599true init_~r423~0 := (if 0 == init_~tmp___32~0 then 0 else 1); 32#L1609true assume 0 != init_~r432~0 % 256;init_~tmp___33~0 := 1; 655#L1628true init_~r433~0 := (if 0 == init_~tmp___33~0 then 0 else 1); 234#L1638true assume 0 != init_~r452~0 % 256;init_~tmp___34~0 := 1; 135#L1657true init_~r453~0 := (if 0 == init_~tmp___34~0 then 0 else 1); 300#L1667true assume 0 != init_~r512~0 % 256;init_~tmp___35~0 := 1; 227#L1686true init_~r513~0 := (if 0 == init_~tmp___35~0 then 0 else 1); 414#L1696true assume 0 != init_~r522~0 % 256;init_~tmp___36~0 := 1; 404#L1715true init_~r523~0 := (if 0 == init_~tmp___36~0 then 0 else 1); 239#L1725true assume 0 != init_~r532~0 % 256;init_~tmp___37~0 := 1; 460#L1744true init_~r533~0 := (if 0 == init_~tmp___37~0 then 0 else 1); 607#L1754true assume 0 != init_~r542~0 % 256;init_~tmp___38~0 := 1; 221#L1773true init_~r543~0 := (if 0 == init_~tmp___38~0 then 0 else 1); 240#L1783true assume 0 != init_~r123~0 % 256;init_~tmp___39~0 := 1; 584#L1802true init_~r124~0 := (if 0 == init_~tmp___39~0 then 0 else 1); 393#L1812true assume 0 != init_~r133~0 % 256;init_~tmp___40~0 := 1; 550#L1831true init_~r134~0 := (if 0 == init_~tmp___40~0 then 0 else 1); 115#L1841true assume 0 != init_~r143~0 % 256;init_~tmp___41~0 := 1; 577#L1860true init_~r144~0 := (if 0 == init_~tmp___41~0 then 0 else 1); 88#L1870true assume 0 != init_~r153~0 % 256;init_~tmp___42~0 := 1; 670#L1889true init_~r154~0 := (if 0 == init_~tmp___42~0 then 0 else 1); 215#L1899true assume 0 != init_~r213~0 % 256;init_~tmp___43~0 := 1; 629#L1918true init_~r214~0 := (if 0 == init_~tmp___43~0 then 0 else 1); 213#L1928true assume 0 != init_~r233~0 % 256;init_~tmp___44~0 := 1; 433#L1947true init_~r234~0 := (if 0 == init_~tmp___44~0 then 0 else 1); 662#L1957true assume 0 != init_~r243~0 % 256;init_~tmp___45~0 := 1; 697#L1976true init_~r244~0 := (if 0 == init_~tmp___45~0 then 0 else 1); 192#L1986true assume 0 != init_~r253~0 % 256;init_~tmp___46~0 := 1; 222#L2005true init_~r254~0 := (if 0 == init_~tmp___46~0 then 0 else 1); 614#L2015true assume 0 != init_~r313~0 % 256;init_~tmp___47~0 := 1; 472#L2034true init_~r314~0 := (if 0 == init_~tmp___47~0 then 0 else 1); 641#L2044true assume 0 != init_~r323~0 % 256;init_~tmp___48~0 := 1; 291#L2063true init_~r324~0 := (if 0 == init_~tmp___48~0 then 0 else 1); 252#L2073true assume 0 != init_~r343~0 % 256;init_~tmp___49~0 := 1; 216#L2092true init_~r344~0 := (if 0 == init_~tmp___49~0 then 0 else 1); 125#L2102true assume 0 != init_~r353~0 % 256;init_~tmp___50~0 := 1; 296#L2121true init_~r354~0 := (if 0 == init_~tmp___50~0 then 0 else 1); 175#L2131true assume 0 != init_~r413~0 % 256;init_~tmp___51~0 := 1; 570#L2150true init_~r414~0 := (if 0 == init_~tmp___51~0 then 0 else 1); 207#L2160true assume 0 != init_~r423~0 % 256;init_~tmp___52~0 := 1; 55#L2179true init_~r424~0 := (if 0 == init_~tmp___52~0 then 0 else 1); 599#L2189true assume 0 != init_~r433~0 % 256;init_~tmp___53~0 := 1; 591#L2208true init_~r434~0 := (if 0 == init_~tmp___53~0 then 0 else 1); 255#L2218true assume 0 != init_~r453~0 % 256;init_~tmp___54~0 := 1; 356#L2237true init_~r454~0 := (if 0 == init_~tmp___54~0 then 0 else 1); 514#L2247true assume 0 != init_~r513~0 % 256;init_~tmp___55~0 := 1; 426#L2266true init_~r514~0 := (if 0 == init_~tmp___55~0 then 0 else 1); 102#L2276true assume 0 != init_~r523~0 % 256;init_~tmp___56~0 := 1; 406#L2295true init_~r524~0 := (if 0 == init_~tmp___56~0 then 0 else 1); 219#L2305true assume 0 != init_~r533~0 % 256;init_~tmp___57~0 := 1; 202#L2324true init_~r534~0 := (if 0 == init_~tmp___57~0 then 0 else 1); 347#L2334true assume 0 != init_~r543~0 % 256;init_~tmp___58~0 := 1; 23#L2353true init_~r544~0 := (if 0 == init_~tmp___58~0 then 0 else 1); 505#L2363true assume !(~id1~0 != ~id2~0);init_~tmp___59~0 := 0; 479#L2363-1true init_#res := init_~tmp___59~0; 532#L2604true main_#t~ret82 := init_#res;main_~i2~0 := main_#t~ret82;havoc main_#t~ret82;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 490#L21true assume !(0 == assume_abort_if_not_~cond); 197#L20true ~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~nomsg~0;~p14_new~0 := ~nomsg~0;~p15_old~0 := ~nomsg~0;~p15_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~nomsg~0;~p24_new~0 := ~nomsg~0;~p25_old~0 := ~nomsg~0;~p25_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~nomsg~0;~p34_new~0 := ~nomsg~0;~p35_old~0 := ~nomsg~0;~p35_new~0 := ~nomsg~0;~p41_old~0 := ~nomsg~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~nomsg~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~nomsg~0;~p43_new~0 := ~nomsg~0;~p45_old~0 := ~nomsg~0;~p45_new~0 := ~nomsg~0;~p51_old~0 := ~nomsg~0;~p51_new~0 := ~nomsg~0;~p52_old~0 := ~nomsg~0;~p52_new~0 := ~nomsg~0;~p53_old~0 := ~nomsg~0;~p53_new~0 := ~nomsg~0;~p54_old~0 := ~nomsg~0;~p54_new~0 := ~nomsg~0;main_~i2~0 := 0; 421#L2776-2true [2021-10-13 00:00:09,705 INFO L793 eck$LassoCheckResult]: Loop: 421#L2776-2true assume !!(main_~i2~0 < 10);havoc node1_#t~ite7, node1_#t~ite8, node1_#t~ite9, node1_#t~ite10; 408#L148true assume !(0 != ~mode1~0 % 256); 516#L187true assume !(~r1~0 < 4); 660#L187-1true ~mode1~0 := 1; 415#L148-2true havoc node2_#t~ite11, node2_#t~ite12, node2_#t~ite13, node2_#t~ite14; 321#L211true assume !(0 != ~mode2~0 % 256); 303#L250true assume !(~r2~0 < 4); 485#L250-1true ~mode2~0 := 1; 116#L211-2true havoc node3_#t~ite15, node3_#t~ite16, node3_#t~ite17, node3_#t~ite18; 123#L274true assume !(0 != ~mode3~0 % 256); 39#L313true assume !(~r3~0 < 4); 162#L313-1true ~mode3~0 := 1; 350#L274-2true havoc node4_#t~ite19, node4_#t~ite20, node4_#t~ite21, node4_#t~ite22; 277#L337true assume !(0 != ~mode4~0 % 256); 551#L376true assume !(~r4~0 < 4); 91#L376-1true ~mode4~0 := 1; 164#L337-2true havoc node5_#t~ite23, node5_#t~ite24, node5_#t~ite25, node5_#t~ite26; 456#L400true assume !(0 != ~mode5~0 % 256); 244#L439true assume !(~r5~0 < 4); 594#L439-1true ~mode5~0 := 1; 145#L400-2true ~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~p14_new~0;~p14_new~0 := ~nomsg~0;~p15_old~0 := ~p15_new~0;~p15_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~p24_new~0;~p24_new~0 := ~nomsg~0;~p25_old~0 := ~p25_new~0;~p25_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~p34_new~0;~p34_new~0 := ~nomsg~0;~p35_old~0 := ~p35_new~0;~p35_new~0 := ~nomsg~0;~p41_old~0 := ~p41_new~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~p42_new~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~p43_new~0;~p43_new~0 := ~nomsg~0;~p45_old~0 := ~p45_new~0;~p45_new~0 := ~nomsg~0;~p51_old~0 := ~p51_new~0;~p51_new~0 := ~nomsg~0;~p52_old~0 := ~p52_new~0;~p52_new~0 := ~nomsg~0;~p53_old~0 := ~p53_new~0;~p53_new~0 := ~nomsg~0;~p54_old~0 := ~p54_new~0;~p54_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 349#L2612true assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);check_~tmp~1 := 0; 305#L2612-1true check_#res := check_~tmp~1; 325#L2668true main_#t~ret83 := check_#res;main_~c1~0 := main_#t~ret83;havoc main_#t~ret83;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 307#L2836true assume !(0 == assert_~arg % 256); 508#L2831true main_#t~post84 := main_~i2~0;main_~i2~0 := 1 + main_#t~post84;havoc main_#t~post84; 421#L2776-2true [2021-10-13 00:00:09,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:00:09,711 INFO L82 PathProgramCache]: Analyzing trace with hash -1593308194, now seen corresponding path program 1 times [2021-10-13 00:00:09,720 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:00:09,721 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1876457455] [2021-10-13 00:00:09,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:00:09,728 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:00:10,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:00:10,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:00:10,341 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:00:10,341 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1876457455] [2021-10-13 00:00:10,343 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1876457455] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:00:10,343 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:00:10,344 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 00:00:10,346 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910647275] [2021-10-13 00:00:10,354 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-13 00:00:10,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:00:10,359 INFO L82 PathProgramCache]: Analyzing trace with hash -679733109, now seen corresponding path program 1 times [2021-10-13 00:00:10,359 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:00:10,359 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096722092] [2021-10-13 00:00:10,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:00:10,360 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:00:10,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:00:10,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:00:10,492 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:00:10,493 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096722092] [2021-10-13 00:00:10,493 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1096722092] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:00:10,493 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:00:10,494 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 00:00:10,497 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15881964] [2021-10-13 00:00:10,498 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-10-13 00:00:10,499 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:00:10,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 00:00:10,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:00:10,514 INFO L87 Difference]: Start difference. First operand has 705 states, 704 states have (on average 1.8494318181818181) internal successors, (1302), 704 states have internal predecessors, (1302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 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) [2021-10-13 00:00:10,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:00:10,692 INFO L93 Difference]: Finished difference Result 709 states and 1302 transitions. [2021-10-13 00:00:10,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 00:00:10,694 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 709 states and 1302 transitions. [2021-10-13 00:00:10,705 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 154 [2021-10-13 00:00:10,722 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 709 states to 700 states and 1284 transitions. [2021-10-13 00:00:10,723 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 700 [2021-10-13 00:00:10,726 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 700 [2021-10-13 00:00:10,726 INFO L73 IsDeterministic]: Start isDeterministic. Operand 700 states and 1284 transitions. [2021-10-13 00:00:10,735 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-13 00:00:10,736 INFO L681 BuchiCegarLoop]: Abstraction has 700 states and 1284 transitions. [2021-10-13 00:00:10,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 700 states and 1284 transitions. [2021-10-13 00:00:10,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 700 to 700. [2021-10-13 00:00:10,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 700 states, 700 states have (on average 1.8342857142857143) internal successors, (1284), 699 states have internal predecessors, (1284), 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) [2021-10-13 00:00:10,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 700 states and 1284 transitions. [2021-10-13 00:00:10,825 INFO L704 BuchiCegarLoop]: Abstraction has 700 states and 1284 transitions. [2021-10-13 00:00:10,825 INFO L587 BuchiCegarLoop]: Abstraction has 700 states and 1284 transitions. [2021-10-13 00:00:10,826 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-13 00:00:10,826 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 700 states and 1284 transitions. [2021-10-13 00:00:10,833 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 154 [2021-10-13 00:00:10,833 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:00:10,834 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:00:10,839 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:00:10,840 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:00:10,841 INFO L791 eck$LassoCheckResult]: Stem: 2131#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(40);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p14~0 := 0;~p14_old~0 := 0;~p14_new~0 := 0;~ep14~0 := 0;~p15~0 := 0;~p15_old~0 := 0;~p15_new~0 := 0;~ep15~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p24~0 := 0;~p24_old~0 := 0;~p24_new~0 := 0;~ep24~0 := 0;~p25~0 := 0;~p25_old~0 := 0;~p25_new~0 := 0;~ep25~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~p34~0 := 0;~p34_old~0 := 0;~p34_new~0 := 0;~ep34~0 := 0;~p35~0 := 0;~p35_old~0 := 0;~p35_new~0 := 0;~ep35~0 := 0;~p41~0 := 0;~p41_old~0 := 0;~p41_new~0 := 0;~ep41~0 := 0;~p42~0 := 0;~p42_old~0 := 0;~p42_new~0 := 0;~ep42~0 := 0;~p43~0 := 0;~p43_old~0 := 0;~p43_new~0 := 0;~ep43~0 := 0;~p45~0 := 0;~p45_old~0 := 0;~p45_new~0 := 0;~ep45~0 := 0;~p51~0 := 0;~p51_old~0 := 0;~p51_new~0 := 0;~ep51~0 := 0;~p52~0 := 0;~p52_old~0 := 0;~p52_new~0 := 0;~ep52~0 := 0;~p53~0 := 0;~p53_old~0 := 0;~p53_new~0 := 0;~ep53~0 := 0;~p54~0 := 0;~p54_old~0 := 0;~p54_new~0 := 0;~ep54~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 0;~id5~0 := 0;~r5~0 := 0;~st5~0 := 0;~nl5~0 := 0;~m5~0 := 0;~max5~0 := 0;~mode5~0 := 0; 2116#L-1 havoc main_#res;havoc main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~nondet36, main_#t~nondet37, main_#t~nondet38, main_#t~nondet39, main_#t~nondet40, main_#t~nondet41, main_#t~nondet42, main_#t~nondet43, main_#t~nondet44, main_#t~nondet45, main_#t~nondet46, main_#t~nondet47, main_#t~nondet48, main_#t~nondet49, main_#t~nondet50, main_#t~nondet51, main_#t~nondet52, main_#t~nondet53, main_#t~nondet54, main_#t~nondet55, main_#t~nondet56, main_#t~nondet57, main_#t~nondet58, main_#t~nondet59, main_#t~nondet60, main_#t~nondet61, main_#t~nondet62, main_#t~nondet63, main_#t~nondet64, main_#t~nondet65, main_#t~nondet66, main_#t~nondet67, main_#t~nondet68, main_#t~nondet69, main_#t~nondet70, main_#t~nondet71, main_#t~nondet72, main_#t~nondet73, main_#t~nondet74, main_#t~nondet75, main_#t~nondet76, main_#t~nondet77, main_#t~nondet78, main_#t~nondet79, main_#t~nondet80, main_#t~nondet81, main_#t~ret82, main_#t~ret83, main_#t~post84, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~ep12~0 := main_#t~nondet27;havoc main_#t~nondet27;~ep13~0 := main_#t~nondet28;havoc main_#t~nondet28;~ep14~0 := main_#t~nondet29;havoc main_#t~nondet29;~ep15~0 := main_#t~nondet30;havoc main_#t~nondet30;~ep21~0 := main_#t~nondet31;havoc main_#t~nondet31;~ep23~0 := main_#t~nondet32;havoc main_#t~nondet32;~ep24~0 := main_#t~nondet33;havoc main_#t~nondet33;~ep25~0 := main_#t~nondet34;havoc main_#t~nondet34;~ep31~0 := main_#t~nondet35;havoc main_#t~nondet35;~ep32~0 := main_#t~nondet36;havoc main_#t~nondet36;~ep34~0 := main_#t~nondet37;havoc main_#t~nondet37;~ep35~0 := main_#t~nondet38;havoc main_#t~nondet38;~ep41~0 := main_#t~nondet39;havoc main_#t~nondet39;~ep42~0 := main_#t~nondet40;havoc main_#t~nondet40;~ep43~0 := main_#t~nondet41;havoc main_#t~nondet41;~ep45~0 := main_#t~nondet42;havoc main_#t~nondet42;~ep51~0 := main_#t~nondet43;havoc main_#t~nondet43;~ep52~0 := main_#t~nondet44;havoc main_#t~nondet44;~ep53~0 := main_#t~nondet45;havoc main_#t~nondet45;~ep54~0 := main_#t~nondet46;havoc main_#t~nondet46;~id1~0 := main_#t~nondet47;havoc main_#t~nondet47;~r1~0 := main_#t~nondet48;havoc main_#t~nondet48;~st1~0 := main_#t~nondet49;havoc main_#t~nondet49;~nl1~0 := main_#t~nondet50;havoc main_#t~nondet50;~m1~0 := main_#t~nondet51;havoc main_#t~nondet51;~max1~0 := main_#t~nondet52;havoc main_#t~nondet52;~mode1~0 := main_#t~nondet53;havoc main_#t~nondet53;~id2~0 := main_#t~nondet54;havoc main_#t~nondet54;~r2~0 := main_#t~nondet55;havoc main_#t~nondet55;~st2~0 := main_#t~nondet56;havoc main_#t~nondet56;~nl2~0 := main_#t~nondet57;havoc main_#t~nondet57;~m2~0 := main_#t~nondet58;havoc main_#t~nondet58;~max2~0 := main_#t~nondet59;havoc main_#t~nondet59;~mode2~0 := main_#t~nondet60;havoc main_#t~nondet60;~id3~0 := main_#t~nondet61;havoc main_#t~nondet61;~r3~0 := main_#t~nondet62;havoc main_#t~nondet62;~st3~0 := main_#t~nondet63;havoc main_#t~nondet63;~nl3~0 := main_#t~nondet64;havoc main_#t~nondet64;~m3~0 := main_#t~nondet65;havoc main_#t~nondet65;~max3~0 := main_#t~nondet66;havoc main_#t~nondet66;~mode3~0 := main_#t~nondet67;havoc main_#t~nondet67;~id4~0 := main_#t~nondet68;havoc main_#t~nondet68;~r4~0 := main_#t~nondet69;havoc main_#t~nondet69;~st4~0 := main_#t~nondet70;havoc main_#t~nondet70;~nl4~0 := main_#t~nondet71;havoc main_#t~nondet71;~m4~0 := main_#t~nondet72;havoc main_#t~nondet72;~max4~0 := main_#t~nondet73;havoc main_#t~nondet73;~mode4~0 := main_#t~nondet74;havoc main_#t~nondet74;~id5~0 := main_#t~nondet75;havoc main_#t~nondet75;~r5~0 := main_#t~nondet76;havoc main_#t~nondet76;~st5~0 := main_#t~nondet77;havoc main_#t~nondet77;~nl5~0 := main_#t~nondet78;havoc main_#t~nondet78;~m5~0 := main_#t~nondet79;havoc main_#t~nondet79;~max5~0 := main_#t~nondet80;havoc main_#t~nondet80;~mode5~0 := main_#t~nondet81;havoc main_#t~nondet81;havoc init_#res;havoc init_~r121~0, init_~r131~0, init_~r141~0, init_~r151~0, init_~r211~0, init_~r231~0, init_~r241~0, init_~r251~0, init_~r311~0, init_~r321~0, init_~r341~0, init_~r351~0, init_~r411~0, init_~r421~0, init_~r431~0, init_~r451~0, init_~r511~0, init_~r521~0, init_~r531~0, init_~r541~0, init_~r122~0, init_~tmp~0, init_~r132~0, init_~tmp___0~0, init_~r142~0, init_~tmp___1~0, init_~r152~0, init_~tmp___2~0, init_~r212~0, init_~tmp___3~0, init_~r232~0, init_~tmp___4~0, init_~r242~0, init_~tmp___5~0, init_~r252~0, init_~tmp___6~0, init_~r312~0, init_~tmp___7~0, init_~r322~0, init_~tmp___8~0, init_~r342~0, init_~tmp___9~0, init_~r352~0, init_~tmp___10~0, init_~r412~0, init_~tmp___11~0, init_~r422~0, init_~tmp___12~0, init_~r432~0, init_~tmp___13~0, init_~r452~0, init_~tmp___14~0, init_~r512~0, init_~tmp___15~0, init_~r522~0, init_~tmp___16~0, init_~r532~0, init_~tmp___17~0, init_~r542~0, init_~tmp___18~0, init_~r123~0, init_~tmp___19~0, init_~r133~0, init_~tmp___20~0, init_~r143~0, init_~tmp___21~0, init_~r153~0, init_~tmp___22~0, init_~r213~0, init_~tmp___23~0, init_~r233~0, init_~tmp___24~0, init_~r243~0, init_~tmp___25~0, init_~r253~0, init_~tmp___26~0, init_~r313~0, init_~tmp___27~0, init_~r323~0, init_~tmp___28~0, init_~r343~0, init_~tmp___29~0, init_~r353~0, init_~tmp___30~0, init_~r413~0, init_~tmp___31~0, init_~r423~0, init_~tmp___32~0, init_~r433~0, init_~tmp___33~0, init_~r453~0, init_~tmp___34~0, init_~r513~0, init_~tmp___35~0, init_~r523~0, init_~tmp___36~0, init_~r533~0, init_~tmp___37~0, init_~r543~0, init_~tmp___38~0, init_~r124~0, init_~tmp___39~0, init_~r134~0, init_~tmp___40~0, init_~r144~0, init_~tmp___41~0, init_~r154~0, init_~tmp___42~0, init_~r214~0, init_~tmp___43~0, init_~r234~0, init_~tmp___44~0, init_~r244~0, init_~tmp___45~0, init_~r254~0, init_~tmp___46~0, init_~r314~0, init_~tmp___47~0, init_~r324~0, init_~tmp___48~0, init_~r344~0, init_~tmp___49~0, init_~r354~0, init_~tmp___50~0, init_~r414~0, init_~tmp___51~0, init_~r424~0, init_~tmp___52~0, init_~r434~0, init_~tmp___53~0, init_~r454~0, init_~tmp___54~0, init_~r514~0, init_~tmp___55~0, init_~r524~0, init_~tmp___56~0, init_~r534~0, init_~tmp___57~0, init_~r544~0, init_~tmp___58~0, init_~tmp___59~0;havoc init_~r121~0;havoc init_~r131~0;havoc init_~r141~0;havoc init_~r151~0;havoc init_~r211~0;havoc init_~r231~0;havoc init_~r241~0;havoc init_~r251~0;havoc init_~r311~0;havoc init_~r321~0;havoc init_~r341~0;havoc init_~r351~0;havoc init_~r411~0;havoc init_~r421~0;havoc init_~r431~0;havoc init_~r451~0;havoc init_~r511~0;havoc init_~r521~0;havoc init_~r531~0;havoc init_~r541~0;havoc init_~r122~0;havoc init_~tmp~0;havoc init_~r132~0;havoc init_~tmp___0~0;havoc init_~r142~0;havoc init_~tmp___1~0;havoc init_~r152~0;havoc init_~tmp___2~0;havoc init_~r212~0;havoc init_~tmp___3~0;havoc init_~r232~0;havoc init_~tmp___4~0;havoc init_~r242~0;havoc init_~tmp___5~0;havoc init_~r252~0;havoc init_~tmp___6~0;havoc init_~r312~0;havoc init_~tmp___7~0;havoc init_~r322~0;havoc init_~tmp___8~0;havoc init_~r342~0;havoc init_~tmp___9~0;havoc init_~r352~0;havoc init_~tmp___10~0;havoc init_~r412~0;havoc init_~tmp___11~0;havoc init_~r422~0;havoc init_~tmp___12~0;havoc init_~r432~0;havoc init_~tmp___13~0;havoc init_~r452~0;havoc init_~tmp___14~0;havoc init_~r512~0;havoc init_~tmp___15~0;havoc init_~r522~0;havoc init_~tmp___16~0;havoc init_~r532~0;havoc init_~tmp___17~0;havoc init_~r542~0;havoc init_~tmp___18~0;havoc init_~r123~0;havoc init_~tmp___19~0;havoc init_~r133~0;havoc init_~tmp___20~0;havoc init_~r143~0;havoc init_~tmp___21~0;havoc init_~r153~0;havoc init_~tmp___22~0;havoc init_~r213~0;havoc init_~tmp___23~0;havoc init_~r233~0;havoc init_~tmp___24~0;havoc init_~r243~0;havoc init_~tmp___25~0;havoc init_~r253~0;havoc init_~tmp___26~0;havoc init_~r313~0;havoc init_~tmp___27~0;havoc init_~r323~0;havoc init_~tmp___28~0;havoc init_~r343~0;havoc init_~tmp___29~0;havoc init_~r353~0;havoc init_~tmp___30~0;havoc init_~r413~0;havoc init_~tmp___31~0;havoc init_~r423~0;havoc init_~tmp___32~0;havoc init_~r433~0;havoc init_~tmp___33~0;havoc init_~r453~0;havoc init_~tmp___34~0;havoc init_~r513~0;havoc init_~tmp___35~0;havoc init_~r523~0;havoc init_~tmp___36~0;havoc init_~r533~0;havoc init_~tmp___37~0;havoc init_~r543~0;havoc init_~tmp___38~0;havoc init_~r124~0;havoc init_~tmp___39~0;havoc init_~r134~0;havoc init_~tmp___40~0;havoc init_~r144~0;havoc init_~tmp___41~0;havoc init_~r154~0;havoc init_~tmp___42~0;havoc init_~r214~0;havoc init_~tmp___43~0;havoc init_~r234~0;havoc init_~tmp___44~0;havoc init_~r244~0;havoc init_~tmp___45~0;havoc init_~r254~0;havoc init_~tmp___46~0;havoc init_~r314~0;havoc init_~tmp___47~0;havoc init_~r324~0;havoc init_~tmp___48~0;havoc init_~r344~0;havoc init_~tmp___49~0;havoc init_~r354~0;havoc init_~tmp___50~0;havoc init_~r414~0;havoc init_~tmp___51~0;havoc init_~r424~0;havoc init_~tmp___52~0;havoc init_~r434~0;havoc init_~tmp___53~0;havoc init_~r454~0;havoc init_~tmp___54~0;havoc init_~r514~0;havoc init_~tmp___55~0;havoc init_~r524~0;havoc init_~tmp___56~0;havoc init_~r534~0;havoc init_~tmp___57~0;havoc init_~r544~0;havoc init_~tmp___58~0;havoc init_~tmp___59~0;init_~r121~0 := ~ep12~0;init_~r131~0 := ~ep13~0;init_~r141~0 := ~ep14~0;init_~r151~0 := ~ep15~0;init_~r211~0 := ~ep21~0;init_~r231~0 := ~ep23~0;init_~r241~0 := ~ep24~0;init_~r251~0 := ~ep25~0;init_~r311~0 := ~ep31~0;init_~r321~0 := ~ep32~0;init_~r341~0 := ~ep34~0;init_~r351~0 := ~ep35~0;init_~r411~0 := ~ep41~0;init_~r421~0 := ~ep42~0;init_~r431~0 := ~ep43~0;init_~r451~0 := ~ep45~0;init_~r511~0 := ~ep51~0;init_~r521~0 := ~ep52~0;init_~r531~0 := ~ep53~0;init_~r541~0 := ~ep54~0; 2001#L623 assume 0 != init_~r121~0 % 256;init_~tmp~0 := 1; 1523#L642 init_~r122~0 := (if 0 == init_~tmp~0 then 0 else 1); 1589#L652 assume 0 != init_~r131~0 % 256;init_~tmp___0~0 := 1; 1994#L671 init_~r132~0 := (if 0 == init_~tmp___0~0 then 0 else 1); 2096#L681 assume 0 != init_~r141~0 % 256;init_~tmp___1~0 := 1; 1859#L700 init_~r142~0 := (if 0 == init_~tmp___1~0 then 0 else 1); 1648#L710 assume 0 != init_~r151~0 % 256;init_~tmp___2~0 := 1; 1635#L729 init_~r152~0 := (if 0 == init_~tmp___2~0 then 0 else 1); 1848#L739 assume 0 != init_~r211~0 % 256;init_~tmp___3~0 := 1; 1520#L758 init_~r212~0 := (if 0 == init_~tmp___3~0 then 0 else 1); 1467#L768 assume 0 != init_~r231~0 % 256;init_~tmp___4~0 := 1; 1468#L787 init_~r232~0 := (if 0 == init_~tmp___4~0 then 0 else 1); 1942#L797 assume 0 != init_~r241~0 % 256;init_~tmp___5~0 := 1; 1616#L816 init_~r242~0 := (if 0 == init_~tmp___5~0 then 0 else 1); 2046#L826 assume 0 != init_~r251~0 % 256;init_~tmp___6~0 := 1; 1666#L845 init_~r252~0 := (if 0 == init_~tmp___6~0 then 0 else 1); 2015#L855 assume 0 != init_~r311~0 % 256;init_~tmp___7~0 := 1; 1477#L874 init_~r312~0 := (if 0 == init_~tmp___7~0 then 0 else 1); 1934#L884 assume 0 != init_~r321~0 % 256;init_~tmp___8~0 := 1; 1506#L903 init_~r322~0 := (if 0 == init_~tmp___8~0 then 0 else 1); 1765#L913 assume 0 != init_~r341~0 % 256;init_~tmp___9~0 := 1; 1452#L932 init_~r342~0 := (if 0 == init_~tmp___9~0 then 0 else 1); 2069#L942 assume 0 != init_~r351~0 % 256;init_~tmp___10~0 := 1; 1844#L961 init_~r352~0 := (if 0 == init_~tmp___10~0 then 0 else 1); 1845#L971 assume 0 != init_~r411~0 % 256;init_~tmp___11~0 := 1; 1475#L990 init_~r412~0 := (if 0 == init_~tmp___11~0 then 0 else 1); 1721#L1000 assume 0 != init_~r421~0 % 256;init_~tmp___12~0 := 1; 1770#L1019 init_~r422~0 := (if 0 == init_~tmp___12~0 then 0 else 1); 2128#L1029 assume 0 != init_~r431~0 % 256;init_~tmp___13~0 := 1; 1628#L1048 init_~r432~0 := (if 0 == init_~tmp___13~0 then 0 else 1); 1839#L1058 assume 0 != init_~r451~0 % 256;init_~tmp___14~0 := 1; 1484#L1077 init_~r452~0 := (if 0 == init_~tmp___14~0 then 0 else 1); 1791#L1087 assume 0 != init_~r511~0 % 256;init_~tmp___15~0 := 1; 1631#L1106 init_~r512~0 := (if 0 == init_~tmp___15~0 then 0 else 1); 1960#L1116 assume 0 != init_~r521~0 % 256;init_~tmp___16~0 := 1; 1610#L1135 init_~r522~0 := (if 0 == init_~tmp___16~0 then 0 else 1); 2023#L1145 assume 0 != init_~r531~0 % 256;init_~tmp___17~0 := 1; 1479#L1164 init_~r532~0 := (if 0 == init_~tmp___17~0 then 0 else 1); 1968#L1174 assume 0 != init_~r541~0 % 256;init_~tmp___18~0 := 1; 1594#L1193 init_~r542~0 := (if 0 == init_~tmp___18~0 then 0 else 1); 1921#L1203 assume 0 != init_~r122~0 % 256;init_~tmp___19~0 := 1; 1673#L1222 init_~r123~0 := (if 0 == init_~tmp___19~0 then 0 else 1); 1849#L1232 assume 0 != init_~r132~0 % 256;init_~tmp___20~0 := 1; 1910#L1251 init_~r133~0 := (if 0 == init_~tmp___20~0 then 0 else 1); 1911#L1261 assume 0 != init_~r142~0 % 256;init_~tmp___21~0 := 1; 1892#L1280 init_~r143~0 := (if 0 == init_~tmp___21~0 then 0 else 1); 1920#L1290 assume 0 != init_~r152~0 % 256;init_~tmp___22~0 := 1; 1671#L1309 init_~r153~0 := (if 0 == init_~tmp___22~0 then 0 else 1); 1988#L1319 assume 0 != init_~r212~0 % 256;init_~tmp___23~0 := 1; 1753#L1338 init_~r213~0 := (if 0 == init_~tmp___23~0 then 0 else 1); 1853#L1348 assume 0 != init_~r232~0 % 256;init_~tmp___24~0 := 1; 1542#L1367 init_~r233~0 := (if 0 == init_~tmp___24~0 then 0 else 1); 2062#L1377 assume 0 != init_~r242~0 % 256;init_~tmp___25~0 := 1; 1598#L1396 init_~r243~0 := (if 0 == init_~tmp___25~0 then 0 else 1); 1642#L1406 assume 0 != init_~r252~0 % 256;init_~tmp___26~0 := 1; 1741#L1425 init_~r253~0 := (if 0 == init_~tmp___26~0 then 0 else 1); 2078#L1435 assume 0 != init_~r312~0 % 256;init_~tmp___27~0 := 1; 1543#L1454 init_~r313~0 := (if 0 == init_~tmp___27~0 then 0 else 1); 1925#L1464 assume 0 != init_~r322~0 % 256;init_~tmp___28~0 := 1; 1826#L1483 init_~r323~0 := (if 0 == init_~tmp___28~0 then 0 else 1); 2104#L1493 assume 0 != init_~r342~0 % 256;init_~tmp___29~0 := 1; 1732#L1512 init_~r343~0 := (if 0 == init_~tmp___29~0 then 0 else 1); 1733#L1522 assume 0 != init_~r352~0 % 256;init_~tmp___30~0 := 1; 1442#L1541 init_~r353~0 := (if 0 == init_~tmp___30~0 then 0 else 1); 1573#L1551 assume 0 != init_~r412~0 % 256;init_~tmp___31~0 := 1; 1638#L1570 init_~r413~0 := (if 0 == init_~tmp___31~0 then 0 else 1); 1639#L1580 assume 0 != init_~r422~0 % 256;init_~tmp___32~0 := 1; 1777#L1599 init_~r423~0 := (if 0 == init_~tmp___32~0 then 0 else 1); 1508#L1609 assume 0 != init_~r432~0 % 256;init_~tmp___33~0 := 1; 1509#L1628 init_~r433~0 := (if 0 == init_~tmp___33~0 then 0 else 1); 1868#L1638 assume 0 != init_~r452~0 % 256;init_~tmp___34~0 := 1; 1446#L1657 init_~r453~0 := (if 0 == init_~tmp___34~0 then 0 else 1); 1727#L1667 assume 0 != init_~r512~0 % 256;init_~tmp___35~0 := 1; 1618#L1686 init_~r513~0 := (if 0 == init_~tmp___35~0 then 0 else 1); 1860#L1696 assume 0 != init_~r522~0 % 256;init_~tmp___36~0 := 1; 1819#L1715 init_~r523~0 := (if 0 == init_~tmp___36~0 then 0 else 1); 1882#L1725 assume 0 != init_~r532~0 % 256;init_~tmp___37~0 := 1; 1883#L1744 init_~r533~0 := (if 0 == init_~tmp___37~0 then 0 else 1); 2067#L1754 assume 0 != init_~r542~0 % 256;init_~tmp___38~0 := 1; 1851#L1773 init_~r543~0 := (if 0 == init_~tmp___38~0 then 0 else 1); 1852#L1783 assume 0 != init_~r123~0 % 256;init_~tmp___39~0 := 1; 1534#L1802 init_~r124~0 := (if 0 == init_~tmp___39~0 then 0 else 1); 2026#L1812 assume 0 != init_~r133~0 % 256;init_~tmp___40~0 := 1; 1933#L1831 init_~r134~0 := (if 0 == init_~tmp___40~0 then 0 else 1); 1688#L1841 assume 0 != init_~r143~0 % 256;init_~tmp___41~0 := 1; 1575#L1860 init_~r144~0 := (if 0 == init_~tmp___41~0 then 0 else 1); 1625#L1870 assume 0 != init_~r153~0 % 256;init_~tmp___42~0 := 1; 1626#L1889 init_~r154~0 := (if 0 == init_~tmp___42~0 then 0 else 1); 1846#L1899 assume 0 != init_~r213~0 % 256;init_~tmp___43~0 := 1; 1537#L1918 init_~r214~0 := (if 0 == init_~tmp___43~0 then 0 else 1); 1842#L1928 assume 0 != init_~r233~0 % 256;init_~tmp___44~0 := 1; 1843#L1947 init_~r234~0 := (if 0 == init_~tmp___44~0 then 0 else 1); 2052#L1957 assume 0 != init_~r243~0 % 256;init_~tmp___45~0 := 1; 2093#L1976 init_~r244~0 := (if 0 == init_~tmp___45~0 then 0 else 1); 1814#L1986 assume 0 != init_~r253~0 % 256;init_~tmp___46~0 := 1; 1701#L2005 init_~r254~0 := (if 0 == init_~tmp___46~0 then 0 else 1); 1854#L2015 assume 0 != init_~r313~0 % 256;init_~tmp___47~0 := 1; 1602#L2034 init_~r314~0 := (if 0 == init_~tmp___47~0 then 0 else 1); 2074#L2044 assume 0 != init_~r323~0 % 256;init_~tmp___48~0 := 1; 1554#L2063 init_~r324~0 := (if 0 == init_~tmp___48~0 then 0 else 1); 1898#L2073 assume 0 != init_~r343~0 % 256;init_~tmp___49~0 := 1; 1712#L2092 init_~r344~0 := (if 0 == init_~tmp___49~0 then 0 else 1); 1703#L2102 assume 0 != init_~r353~0 % 256;init_~tmp___50~0 := 1; 1591#L2121 init_~r354~0 := (if 0 == init_~tmp___50~0 then 0 else 1); 1787#L2131 assume 0 != init_~r413~0 % 256;init_~tmp___51~0 := 1; 1551#L2150 init_~r414~0 := (if 0 == init_~tmp___51~0 then 0 else 1); 1836#L2160 assume 0 != init_~r423~0 % 256;init_~tmp___52~0 := 1; 1561#L2179 init_~r424~0 := (if 0 == init_~tmp___52~0 then 0 else 1); 1562#L2189 assume 0 != init_~r433~0 % 256;init_~tmp___53~0 := 1; 1838#L2208 init_~r434~0 := (if 0 == init_~tmp___53~0 then 0 else 1); 1906#L2218 assume 0 != init_~r453~0 % 256;init_~tmp___54~0 := 1; 1532#L2237 init_~r454~0 := (if 0 == init_~tmp___54~0 then 0 else 1); 1996#L2247 assume 0 != init_~r513~0 % 256;init_~tmp___55~0 := 1; 1979#L2266 init_~r514~0 := (if 0 == init_~tmp___55~0 then 0 else 1); 1659#L2276 assume 0 != init_~r523~0 % 256;init_~tmp___56~0 := 1; 1661#L2295 init_~r524~0 := (if 0 == init_~tmp___56~0 then 0 else 1); 1850#L2305 assume 0 != init_~r533~0 % 256;init_~tmp___57~0 := 1; 1608#L2324 init_~r534~0 := (if 0 == init_~tmp___57~0 then 0 else 1); 1829#L2334 assume 0 != init_~r543~0 % 256;init_~tmp___58~0 := 1; 1481#L2353 init_~r544~0 := (if 0 == init_~tmp___58~0 then 0 else 1); 1482#L2363 assume !(~id1~0 != ~id2~0);init_~tmp___59~0 := 0; 1434#L2363-1 init_#res := init_~tmp___59~0; 2080#L2604 main_#t~ret82 := init_#res;main_~i2~0 := main_#t~ret82;havoc main_#t~ret82;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 2085#L21 assume !(0 == assume_abort_if_not_~cond); 1822#L20 ~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~nomsg~0;~p14_new~0 := ~nomsg~0;~p15_old~0 := ~nomsg~0;~p15_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~nomsg~0;~p24_new~0 := ~nomsg~0;~p25_old~0 := ~nomsg~0;~p25_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~nomsg~0;~p34_new~0 := ~nomsg~0;~p35_old~0 := ~nomsg~0;~p35_new~0 := ~nomsg~0;~p41_old~0 := ~nomsg~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~nomsg~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~nomsg~0;~p43_new~0 := ~nomsg~0;~p45_old~0 := ~nomsg~0;~p45_new~0 := ~nomsg~0;~p51_old~0 := ~nomsg~0;~p51_new~0 := ~nomsg~0;~p52_old~0 := ~nomsg~0;~p52_new~0 := ~nomsg~0;~p53_old~0 := ~nomsg~0;~p53_new~0 := ~nomsg~0;~p54_old~0 := ~nomsg~0;~p54_new~0 := ~nomsg~0;main_~i2~0 := 0; 1823#L2776-2 [2021-10-13 00:00:10,842 INFO L793 eck$LassoCheckResult]: Loop: 1823#L2776-2 assume !!(main_~i2~0 < 10);havoc node1_#t~ite7, node1_#t~ite8, node1_#t~ite9, node1_#t~ite10; 2035#L148 assume !(0 != ~mode1~0 % 256); 2036#L187 assume !(~r1~0 < 4); 2008#L187-1 ~mode1~0 := 1; 2034#L148-2 havoc node2_#t~ite11, node2_#t~ite12, node2_#t~ite13, node2_#t~ite14; 1970#L211 assume !(0 != ~mode2~0 % 256); 1949#L250 assume !(~r2~0 < 4); 1950#L250-1 ~mode2~0 := 1; 1690#L211-2 havoc node3_#t~ite15, node3_#t~ite16, node3_#t~ite17, node3_#t~ite18; 1691#L274 assume !(0 != ~mode3~0 % 256); 1525#L313 assume !(~r3~0 < 4); 1526#L313-1 ~mode3~0 := 1; 1771#L274-2 havoc node4_#t~ite19, node4_#t~ite20, node4_#t~ite21, node4_#t~ite22; 1926#L337 assume !(0 != ~mode4~0 % 256); 1927#L376 assume !(~r4~0 < 4); 1636#L376-1 ~mode4~0 := 1; 1637#L337-2 havoc node5_#t~ite23, node5_#t~ite24, node5_#t~ite25, node5_#t~ite26; 1774#L400 assume !(0 != ~mode5~0 % 256); 1888#L439 assume !(~r5~0 < 4); 1889#L439-1 ~mode5~0 := 1; 1742#L400-2 ~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~p14_new~0;~p14_new~0 := ~nomsg~0;~p15_old~0 := ~p15_new~0;~p15_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~p24_new~0;~p24_new~0 := ~nomsg~0;~p25_old~0 := ~p25_new~0;~p25_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~p34_new~0;~p34_new~0 := ~nomsg~0;~p35_old~0 := ~p35_new~0;~p35_new~0 := ~nomsg~0;~p41_old~0 := ~p41_new~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~p42_new~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~p43_new~0;~p43_new~0 := ~nomsg~0;~p45_old~0 := ~p45_new~0;~p45_new~0 := ~nomsg~0;~p51_old~0 := ~p51_new~0;~p51_new~0 := ~nomsg~0;~p52_old~0 := ~p52_new~0;~p52_new~0 := ~nomsg~0;~p53_old~0 := ~p53_new~0;~p53_new~0 := ~nomsg~0;~p54_old~0 := ~p54_new~0;~p54_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 1743#L2612 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 1973#L2613 assume ~st1~0 + ~nl1~0 <= 1; 1734#L2614 assume ~st2~0 + ~nl2~0 <= 1; 1465#L2615 assume ~st3~0 + ~nl3~0 <= 1; 1466#L2616 assume ~st4~0 + ~nl4~0 <= 1; 1861#L2617 assume ~st5~0 + ~nl5~0 <= 1; 2000#L2618 assume ~r1~0 >= 4; 1816#L2622 assume ~r1~0 < 4; 1958#L2627 assume ~r1~0 >= 4; 1435#L2632 assume ~r1~0 < 4;check_~tmp~1 := 1; 1436#L2612-1 check_#res := check_~tmp~1; 1952#L2668 main_#t~ret83 := check_#res;main_~c1~0 := main_#t~ret83;havoc main_#t~ret83;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 1954#L2836 assume !(0 == assert_~arg % 256); 1955#L2831 main_#t~post84 := main_~i2~0;main_~i2~0 := 1 + main_#t~post84;havoc main_#t~post84; 1823#L2776-2 [2021-10-13 00:00:10,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:00:10,843 INFO L82 PathProgramCache]: Analyzing trace with hash -1593308194, now seen corresponding path program 2 times [2021-10-13 00:00:10,844 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:00:10,844 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987048826] [2021-10-13 00:00:10,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:00:10,845 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:00:10,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:00:11,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:00:11,027 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:00:11,027 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987048826] [2021-10-13 00:00:11,027 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [987048826] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:00:11,028 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:00:11,028 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 00:00:11,028 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448697565] [2021-10-13 00:00:11,029 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-13 00:00:11,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:00:11,029 INFO L82 PathProgramCache]: Analyzing trace with hash 1856582015, now seen corresponding path program 1 times [2021-10-13 00:00:11,030 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:00:11,030 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125181719] [2021-10-13 00:00:11,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:00:11,030 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:00:11,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:00:11,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:00:11,055 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:00:11,055 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1125181719] [2021-10-13 00:00:11,056 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1125181719] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:00:11,056 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:00:11,056 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:00:11,056 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662804286] [2021-10-13 00:00:11,057 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-10-13 00:00:11,057 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:00:11,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:00:11,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:00:11,058 INFO L87 Difference]: Start difference. First operand 700 states and 1284 transitions. cyclomatic complexity: 585 Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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) [2021-10-13 00:00:11,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:00:11,115 INFO L93 Difference]: Finished difference Result 827 states and 1492 transitions. [2021-10-13 00:00:11,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:00:11,116 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 827 states and 1492 transitions. [2021-10-13 00:00:11,125 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 281 [2021-10-13 00:00:11,134 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 827 states to 827 states and 1492 transitions. [2021-10-13 00:00:11,135 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 827 [2021-10-13 00:00:11,136 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 827 [2021-10-13 00:00:11,137 INFO L73 IsDeterministic]: Start isDeterministic. Operand 827 states and 1492 transitions. [2021-10-13 00:00:11,138 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-13 00:00:11,138 INFO L681 BuchiCegarLoop]: Abstraction has 827 states and 1492 transitions. [2021-10-13 00:00:11,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 827 states and 1492 transitions. [2021-10-13 00:00:11,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 827 to 827. [2021-10-13 00:00:11,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 827 states, 827 states have (on average 1.8041112454655381) internal successors, (1492), 826 states have internal predecessors, (1492), 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) [2021-10-13 00:00:11,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 827 states and 1492 transitions. [2021-10-13 00:00:11,160 INFO L704 BuchiCegarLoop]: Abstraction has 827 states and 1492 transitions. [2021-10-13 00:00:11,161 INFO L587 BuchiCegarLoop]: Abstraction has 827 states and 1492 transitions. [2021-10-13 00:00:11,161 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-13 00:00:11,161 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 827 states and 1492 transitions. [2021-10-13 00:00:11,168 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 281 [2021-10-13 00:00:11,168 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:00:11,168 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:00:11,172 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:00:11,172 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:00:11,173 INFO L791 eck$LassoCheckResult]: Stem: 3676#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(40);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p14~0 := 0;~p14_old~0 := 0;~p14_new~0 := 0;~ep14~0 := 0;~p15~0 := 0;~p15_old~0 := 0;~p15_new~0 := 0;~ep15~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p24~0 := 0;~p24_old~0 := 0;~p24_new~0 := 0;~ep24~0 := 0;~p25~0 := 0;~p25_old~0 := 0;~p25_new~0 := 0;~ep25~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~p34~0 := 0;~p34_old~0 := 0;~p34_new~0 := 0;~ep34~0 := 0;~p35~0 := 0;~p35_old~0 := 0;~p35_new~0 := 0;~ep35~0 := 0;~p41~0 := 0;~p41_old~0 := 0;~p41_new~0 := 0;~ep41~0 := 0;~p42~0 := 0;~p42_old~0 := 0;~p42_new~0 := 0;~ep42~0 := 0;~p43~0 := 0;~p43_old~0 := 0;~p43_new~0 := 0;~ep43~0 := 0;~p45~0 := 0;~p45_old~0 := 0;~p45_new~0 := 0;~ep45~0 := 0;~p51~0 := 0;~p51_old~0 := 0;~p51_new~0 := 0;~ep51~0 := 0;~p52~0 := 0;~p52_old~0 := 0;~p52_new~0 := 0;~ep52~0 := 0;~p53~0 := 0;~p53_old~0 := 0;~p53_new~0 := 0;~ep53~0 := 0;~p54~0 := 0;~p54_old~0 := 0;~p54_new~0 := 0;~ep54~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 0;~id5~0 := 0;~r5~0 := 0;~st5~0 := 0;~nl5~0 := 0;~m5~0 := 0;~max5~0 := 0;~mode5~0 := 0; 3661#L-1 havoc main_#res;havoc main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~nondet36, main_#t~nondet37, main_#t~nondet38, main_#t~nondet39, main_#t~nondet40, main_#t~nondet41, main_#t~nondet42, main_#t~nondet43, main_#t~nondet44, main_#t~nondet45, main_#t~nondet46, main_#t~nondet47, main_#t~nondet48, main_#t~nondet49, main_#t~nondet50, main_#t~nondet51, main_#t~nondet52, main_#t~nondet53, main_#t~nondet54, main_#t~nondet55, main_#t~nondet56, main_#t~nondet57, main_#t~nondet58, main_#t~nondet59, main_#t~nondet60, main_#t~nondet61, main_#t~nondet62, main_#t~nondet63, main_#t~nondet64, main_#t~nondet65, main_#t~nondet66, main_#t~nondet67, main_#t~nondet68, main_#t~nondet69, main_#t~nondet70, main_#t~nondet71, main_#t~nondet72, main_#t~nondet73, main_#t~nondet74, main_#t~nondet75, main_#t~nondet76, main_#t~nondet77, main_#t~nondet78, main_#t~nondet79, main_#t~nondet80, main_#t~nondet81, main_#t~ret82, main_#t~ret83, main_#t~post84, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~ep12~0 := main_#t~nondet27;havoc main_#t~nondet27;~ep13~0 := main_#t~nondet28;havoc main_#t~nondet28;~ep14~0 := main_#t~nondet29;havoc main_#t~nondet29;~ep15~0 := main_#t~nondet30;havoc main_#t~nondet30;~ep21~0 := main_#t~nondet31;havoc main_#t~nondet31;~ep23~0 := main_#t~nondet32;havoc main_#t~nondet32;~ep24~0 := main_#t~nondet33;havoc main_#t~nondet33;~ep25~0 := main_#t~nondet34;havoc main_#t~nondet34;~ep31~0 := main_#t~nondet35;havoc main_#t~nondet35;~ep32~0 := main_#t~nondet36;havoc main_#t~nondet36;~ep34~0 := main_#t~nondet37;havoc main_#t~nondet37;~ep35~0 := main_#t~nondet38;havoc main_#t~nondet38;~ep41~0 := main_#t~nondet39;havoc main_#t~nondet39;~ep42~0 := main_#t~nondet40;havoc main_#t~nondet40;~ep43~0 := main_#t~nondet41;havoc main_#t~nondet41;~ep45~0 := main_#t~nondet42;havoc main_#t~nondet42;~ep51~0 := main_#t~nondet43;havoc main_#t~nondet43;~ep52~0 := main_#t~nondet44;havoc main_#t~nondet44;~ep53~0 := main_#t~nondet45;havoc main_#t~nondet45;~ep54~0 := main_#t~nondet46;havoc main_#t~nondet46;~id1~0 := main_#t~nondet47;havoc main_#t~nondet47;~r1~0 := main_#t~nondet48;havoc main_#t~nondet48;~st1~0 := main_#t~nondet49;havoc main_#t~nondet49;~nl1~0 := main_#t~nondet50;havoc main_#t~nondet50;~m1~0 := main_#t~nondet51;havoc main_#t~nondet51;~max1~0 := main_#t~nondet52;havoc main_#t~nondet52;~mode1~0 := main_#t~nondet53;havoc main_#t~nondet53;~id2~0 := main_#t~nondet54;havoc main_#t~nondet54;~r2~0 := main_#t~nondet55;havoc main_#t~nondet55;~st2~0 := main_#t~nondet56;havoc main_#t~nondet56;~nl2~0 := main_#t~nondet57;havoc main_#t~nondet57;~m2~0 := main_#t~nondet58;havoc main_#t~nondet58;~max2~0 := main_#t~nondet59;havoc main_#t~nondet59;~mode2~0 := main_#t~nondet60;havoc main_#t~nondet60;~id3~0 := main_#t~nondet61;havoc main_#t~nondet61;~r3~0 := main_#t~nondet62;havoc main_#t~nondet62;~st3~0 := main_#t~nondet63;havoc main_#t~nondet63;~nl3~0 := main_#t~nondet64;havoc main_#t~nondet64;~m3~0 := main_#t~nondet65;havoc main_#t~nondet65;~max3~0 := main_#t~nondet66;havoc main_#t~nondet66;~mode3~0 := main_#t~nondet67;havoc main_#t~nondet67;~id4~0 := main_#t~nondet68;havoc main_#t~nondet68;~r4~0 := main_#t~nondet69;havoc main_#t~nondet69;~st4~0 := main_#t~nondet70;havoc main_#t~nondet70;~nl4~0 := main_#t~nondet71;havoc main_#t~nondet71;~m4~0 := main_#t~nondet72;havoc main_#t~nondet72;~max4~0 := main_#t~nondet73;havoc main_#t~nondet73;~mode4~0 := main_#t~nondet74;havoc main_#t~nondet74;~id5~0 := main_#t~nondet75;havoc main_#t~nondet75;~r5~0 := main_#t~nondet76;havoc main_#t~nondet76;~st5~0 := main_#t~nondet77;havoc main_#t~nondet77;~nl5~0 := main_#t~nondet78;havoc main_#t~nondet78;~m5~0 := main_#t~nondet79;havoc main_#t~nondet79;~max5~0 := main_#t~nondet80;havoc main_#t~nondet80;~mode5~0 := main_#t~nondet81;havoc main_#t~nondet81;havoc init_#res;havoc init_~r121~0, init_~r131~0, init_~r141~0, init_~r151~0, init_~r211~0, init_~r231~0, init_~r241~0, init_~r251~0, init_~r311~0, init_~r321~0, init_~r341~0, init_~r351~0, init_~r411~0, init_~r421~0, init_~r431~0, init_~r451~0, init_~r511~0, init_~r521~0, init_~r531~0, init_~r541~0, init_~r122~0, init_~tmp~0, init_~r132~0, init_~tmp___0~0, init_~r142~0, init_~tmp___1~0, init_~r152~0, init_~tmp___2~0, init_~r212~0, init_~tmp___3~0, init_~r232~0, init_~tmp___4~0, init_~r242~0, init_~tmp___5~0, init_~r252~0, init_~tmp___6~0, init_~r312~0, init_~tmp___7~0, init_~r322~0, init_~tmp___8~0, init_~r342~0, init_~tmp___9~0, init_~r352~0, init_~tmp___10~0, init_~r412~0, init_~tmp___11~0, init_~r422~0, init_~tmp___12~0, init_~r432~0, init_~tmp___13~0, init_~r452~0, init_~tmp___14~0, init_~r512~0, init_~tmp___15~0, init_~r522~0, init_~tmp___16~0, init_~r532~0, init_~tmp___17~0, init_~r542~0, init_~tmp___18~0, init_~r123~0, init_~tmp___19~0, init_~r133~0, init_~tmp___20~0, init_~r143~0, init_~tmp___21~0, init_~r153~0, init_~tmp___22~0, init_~r213~0, init_~tmp___23~0, init_~r233~0, init_~tmp___24~0, init_~r243~0, init_~tmp___25~0, init_~r253~0, init_~tmp___26~0, init_~r313~0, init_~tmp___27~0, init_~r323~0, init_~tmp___28~0, init_~r343~0, init_~tmp___29~0, init_~r353~0, init_~tmp___30~0, init_~r413~0, init_~tmp___31~0, init_~r423~0, init_~tmp___32~0, init_~r433~0, init_~tmp___33~0, init_~r453~0, init_~tmp___34~0, init_~r513~0, init_~tmp___35~0, init_~r523~0, init_~tmp___36~0, init_~r533~0, init_~tmp___37~0, init_~r543~0, init_~tmp___38~0, init_~r124~0, init_~tmp___39~0, init_~r134~0, init_~tmp___40~0, init_~r144~0, init_~tmp___41~0, init_~r154~0, init_~tmp___42~0, init_~r214~0, init_~tmp___43~0, init_~r234~0, init_~tmp___44~0, init_~r244~0, init_~tmp___45~0, init_~r254~0, init_~tmp___46~0, init_~r314~0, init_~tmp___47~0, init_~r324~0, init_~tmp___48~0, init_~r344~0, init_~tmp___49~0, init_~r354~0, init_~tmp___50~0, init_~r414~0, init_~tmp___51~0, init_~r424~0, init_~tmp___52~0, init_~r434~0, init_~tmp___53~0, init_~r454~0, init_~tmp___54~0, init_~r514~0, init_~tmp___55~0, init_~r524~0, init_~tmp___56~0, init_~r534~0, init_~tmp___57~0, init_~r544~0, init_~tmp___58~0, init_~tmp___59~0;havoc init_~r121~0;havoc init_~r131~0;havoc init_~r141~0;havoc init_~r151~0;havoc init_~r211~0;havoc init_~r231~0;havoc init_~r241~0;havoc init_~r251~0;havoc init_~r311~0;havoc init_~r321~0;havoc init_~r341~0;havoc init_~r351~0;havoc init_~r411~0;havoc init_~r421~0;havoc init_~r431~0;havoc init_~r451~0;havoc init_~r511~0;havoc init_~r521~0;havoc init_~r531~0;havoc init_~r541~0;havoc init_~r122~0;havoc init_~tmp~0;havoc init_~r132~0;havoc init_~tmp___0~0;havoc init_~r142~0;havoc init_~tmp___1~0;havoc init_~r152~0;havoc init_~tmp___2~0;havoc init_~r212~0;havoc init_~tmp___3~0;havoc init_~r232~0;havoc init_~tmp___4~0;havoc init_~r242~0;havoc init_~tmp___5~0;havoc init_~r252~0;havoc init_~tmp___6~0;havoc init_~r312~0;havoc init_~tmp___7~0;havoc init_~r322~0;havoc init_~tmp___8~0;havoc init_~r342~0;havoc init_~tmp___9~0;havoc init_~r352~0;havoc init_~tmp___10~0;havoc init_~r412~0;havoc init_~tmp___11~0;havoc init_~r422~0;havoc init_~tmp___12~0;havoc init_~r432~0;havoc init_~tmp___13~0;havoc init_~r452~0;havoc init_~tmp___14~0;havoc init_~r512~0;havoc init_~tmp___15~0;havoc init_~r522~0;havoc init_~tmp___16~0;havoc init_~r532~0;havoc init_~tmp___17~0;havoc init_~r542~0;havoc init_~tmp___18~0;havoc init_~r123~0;havoc init_~tmp___19~0;havoc init_~r133~0;havoc init_~tmp___20~0;havoc init_~r143~0;havoc init_~tmp___21~0;havoc init_~r153~0;havoc init_~tmp___22~0;havoc init_~r213~0;havoc init_~tmp___23~0;havoc init_~r233~0;havoc init_~tmp___24~0;havoc init_~r243~0;havoc init_~tmp___25~0;havoc init_~r253~0;havoc init_~tmp___26~0;havoc init_~r313~0;havoc init_~tmp___27~0;havoc init_~r323~0;havoc init_~tmp___28~0;havoc init_~r343~0;havoc init_~tmp___29~0;havoc init_~r353~0;havoc init_~tmp___30~0;havoc init_~r413~0;havoc init_~tmp___31~0;havoc init_~r423~0;havoc init_~tmp___32~0;havoc init_~r433~0;havoc init_~tmp___33~0;havoc init_~r453~0;havoc init_~tmp___34~0;havoc init_~r513~0;havoc init_~tmp___35~0;havoc init_~r523~0;havoc init_~tmp___36~0;havoc init_~r533~0;havoc init_~tmp___37~0;havoc init_~r543~0;havoc init_~tmp___38~0;havoc init_~r124~0;havoc init_~tmp___39~0;havoc init_~r134~0;havoc init_~tmp___40~0;havoc init_~r144~0;havoc init_~tmp___41~0;havoc init_~r154~0;havoc init_~tmp___42~0;havoc init_~r214~0;havoc init_~tmp___43~0;havoc init_~r234~0;havoc init_~tmp___44~0;havoc init_~r244~0;havoc init_~tmp___45~0;havoc init_~r254~0;havoc init_~tmp___46~0;havoc init_~r314~0;havoc init_~tmp___47~0;havoc init_~r324~0;havoc init_~tmp___48~0;havoc init_~r344~0;havoc init_~tmp___49~0;havoc init_~r354~0;havoc init_~tmp___50~0;havoc init_~r414~0;havoc init_~tmp___51~0;havoc init_~r424~0;havoc init_~tmp___52~0;havoc init_~r434~0;havoc init_~tmp___53~0;havoc init_~r454~0;havoc init_~tmp___54~0;havoc init_~r514~0;havoc init_~tmp___55~0;havoc init_~r524~0;havoc init_~tmp___56~0;havoc init_~r534~0;havoc init_~tmp___57~0;havoc init_~r544~0;havoc init_~tmp___58~0;havoc init_~tmp___59~0;init_~r121~0 := ~ep12~0;init_~r131~0 := ~ep13~0;init_~r141~0 := ~ep14~0;init_~r151~0 := ~ep15~0;init_~r211~0 := ~ep21~0;init_~r231~0 := ~ep23~0;init_~r241~0 := ~ep24~0;init_~r251~0 := ~ep25~0;init_~r311~0 := ~ep31~0;init_~r321~0 := ~ep32~0;init_~r341~0 := ~ep34~0;init_~r351~0 := ~ep35~0;init_~r411~0 := ~ep41~0;init_~r421~0 := ~ep42~0;init_~r431~0 := ~ep43~0;init_~r451~0 := ~ep45~0;init_~r511~0 := ~ep51~0;init_~r521~0 := ~ep52~0;init_~r531~0 := ~ep53~0;init_~r541~0 := ~ep54~0; 3543#L623 assume 0 != init_~r121~0 % 256;init_~tmp~0 := 1; 3058#L642 init_~r122~0 := (if 0 == init_~tmp~0 then 0 else 1); 3124#L652 assume 0 != init_~r131~0 % 256;init_~tmp___0~0 := 1; 3536#L671 init_~r132~0 := (if 0 == init_~tmp___0~0 then 0 else 1); 3640#L681 assume 0 != init_~r141~0 % 256;init_~tmp___1~0 := 1; 3396#L700 init_~r142~0 := (if 0 == init_~tmp___1~0 then 0 else 1); 3184#L710 assume 0 != init_~r151~0 % 256;init_~tmp___2~0 := 1; 3171#L729 init_~r152~0 := (if 0 == init_~tmp___2~0 then 0 else 1); 3385#L739 assume 0 != init_~r211~0 % 256;init_~tmp___3~0 := 1; 3055#L758 init_~r212~0 := (if 0 == init_~tmp___3~0 then 0 else 1); 3000#L768 assume 0 != init_~r231~0 % 256;init_~tmp___4~0 := 1; 3001#L787 init_~r232~0 := (if 0 == init_~tmp___4~0 then 0 else 1); 3481#L797 assume 0 != init_~r241~0 % 256;init_~tmp___5~0 := 1; 3150#L816 init_~r242~0 := (if 0 == init_~tmp___5~0 then 0 else 1); 3589#L826 assume 0 != init_~r251~0 % 256;init_~tmp___6~0 := 1; 3199#L845 init_~r252~0 := (if 0 == init_~tmp___6~0 then 0 else 1); 3557#L855 assume 0 != init_~r311~0 % 256;init_~tmp___7~0 := 1; 3012#L874 init_~r312~0 := (if 0 == init_~tmp___7~0 then 0 else 1); 3473#L884 assume 0 != init_~r321~0 % 256;init_~tmp___8~0 := 1; 3041#L903 init_~r322~0 := (if 0 == init_~tmp___8~0 then 0 else 1); 3302#L913 assume 0 != init_~r341~0 % 256;init_~tmp___9~0 := 1; 2987#L932 init_~r342~0 := (if 0 == init_~tmp___9~0 then 0 else 1); 3613#L942 assume 0 != init_~r351~0 % 256;init_~tmp___10~0 := 1; 3381#L961 init_~r352~0 := (if 0 == init_~tmp___10~0 then 0 else 1); 3382#L971 assume 0 != init_~r411~0 % 256;init_~tmp___11~0 := 1; 3010#L990 init_~r412~0 := (if 0 == init_~tmp___11~0 then 0 else 1); 3257#L1000 assume 0 != init_~r421~0 % 256;init_~tmp___12~0 := 1; 3305#L1019 init_~r422~0 := (if 0 == init_~tmp___12~0 then 0 else 1); 3673#L1029 assume 0 != init_~r431~0 % 256;init_~tmp___13~0 := 1; 3162#L1048 init_~r432~0 := (if 0 == init_~tmp___13~0 then 0 else 1); 3376#L1058 assume 0 != init_~r451~0 % 256;init_~tmp___14~0 := 1; 3017#L1077 init_~r452~0 := (if 0 == init_~tmp___14~0 then 0 else 1); 3328#L1087 assume 0 != init_~r511~0 % 256;init_~tmp___15~0 := 1; 3165#L1106 init_~r512~0 := (if 0 == init_~tmp___15~0 then 0 else 1); 3500#L1116 assume 0 != init_~r521~0 % 256;init_~tmp___16~0 := 1; 3145#L1135 init_~r522~0 := (if 0 == init_~tmp___16~0 then 0 else 1); 3565#L1145 assume 0 != init_~r531~0 % 256;init_~tmp___17~0 := 1; 3014#L1164 init_~r532~0 := (if 0 == init_~tmp___17~0 then 0 else 1); 3507#L1174 assume 0 != init_~r541~0 % 256;init_~tmp___18~0 := 1; 3129#L1193 init_~r542~0 := (if 0 == init_~tmp___18~0 then 0 else 1); 3459#L1203 assume 0 != init_~r122~0 % 256;init_~tmp___19~0 := 1; 3209#L1222 init_~r123~0 := (if 0 == init_~tmp___19~0 then 0 else 1); 3386#L1232 assume 0 != init_~r132~0 % 256;init_~tmp___20~0 := 1; 3447#L1251 init_~r133~0 := (if 0 == init_~tmp___20~0 then 0 else 1); 3448#L1261 assume 0 != init_~r142~0 % 256;init_~tmp___21~0 := 1; 3427#L1280 init_~r143~0 := (if 0 == init_~tmp___21~0 then 0 else 1); 3458#L1290 assume 0 != init_~r152~0 % 256;init_~tmp___22~0 := 1; 3207#L1309 init_~r153~0 := (if 0 == init_~tmp___22~0 then 0 else 1); 3530#L1319 assume 0 != init_~r212~0 % 256;init_~tmp___23~0 := 1; 3290#L1338 init_~r213~0 := (if 0 == init_~tmp___23~0 then 0 else 1); 3388#L1348 assume 0 != init_~r232~0 % 256;init_~tmp___24~0 := 1; 3077#L1367 init_~r233~0 := (if 0 == init_~tmp___24~0 then 0 else 1); 3606#L1377 assume 0 != init_~r242~0 % 256;init_~tmp___25~0 := 1; 3133#L1396 init_~r243~0 := (if 0 == init_~tmp___25~0 then 0 else 1); 3178#L1406 assume 0 != init_~r252~0 % 256;init_~tmp___26~0 := 1; 3278#L1425 init_~r253~0 := (if 0 == init_~tmp___26~0 then 0 else 1); 3622#L1435 assume 0 != init_~r312~0 % 256;init_~tmp___27~0 := 1; 3078#L1454 init_~r313~0 := (if 0 == init_~tmp___27~0 then 0 else 1); 3463#L1464 assume 0 != init_~r322~0 % 256;init_~tmp___28~0 := 1; 3363#L1483 init_~r323~0 := (if 0 == init_~tmp___28~0 then 0 else 1); 3648#L1493 assume 0 != init_~r342~0 % 256;init_~tmp___29~0 := 1; 3267#L1512 init_~r343~0 := (if 0 == init_~tmp___29~0 then 0 else 1); 3270#L1522 assume 0 != init_~r352~0 % 256;init_~tmp___30~0 := 1; 2977#L1541 init_~r353~0 := (if 0 == init_~tmp___30~0 then 0 else 1); 3108#L1551 assume 0 != init_~r412~0 % 256;init_~tmp___31~0 := 1; 3172#L1570 init_~r413~0 := (if 0 == init_~tmp___31~0 then 0 else 1); 3173#L1580 assume 0 != init_~r422~0 % 256;init_~tmp___32~0 := 1; 3313#L1599 init_~r423~0 := (if 0 == init_~tmp___32~0 then 0 else 1); 3043#L1609 assume 0 != init_~r432~0 % 256;init_~tmp___33~0 := 1; 3044#L1628 init_~r433~0 := (if 0 == init_~tmp___33~0 then 0 else 1); 3406#L1638 assume 0 != init_~r452~0 % 256;init_~tmp___34~0 := 1; 2981#L1657 init_~r453~0 := (if 0 == init_~tmp___34~0 then 0 else 1); 3261#L1667 assume 0 != init_~r512~0 % 256;init_~tmp___35~0 := 1; 3154#L1686 init_~r513~0 := (if 0 == init_~tmp___35~0 then 0 else 1); 3397#L1696 assume 0 != init_~r522~0 % 256;init_~tmp___36~0 := 1; 3357#L1715 init_~r523~0 := (if 0 == init_~tmp___36~0 then 0 else 1); 3419#L1725 assume 0 != init_~r532~0 % 256;init_~tmp___37~0 := 1; 3420#L1744 init_~r533~0 := (if 0 == init_~tmp___37~0 then 0 else 1); 3611#L1754 assume 0 != init_~r542~0 % 256;init_~tmp___38~0 := 1; 3389#L1773 init_~r543~0 := (if 0 == init_~tmp___38~0 then 0 else 1); 3390#L1783 assume 0 != init_~r123~0 % 256;init_~tmp___39~0 := 1; 3069#L1802 init_~r124~0 := (if 0 == init_~tmp___39~0 then 0 else 1); 3568#L1812 assume 0 != init_~r133~0 % 256;init_~tmp___40~0 := 1; 3472#L1831 init_~r134~0 := (if 0 == init_~tmp___40~0 then 0 else 1); 3224#L1841 assume 0 != init_~r143~0 % 256;init_~tmp___41~0 := 1; 3110#L1860 init_~r144~0 := (if 0 == init_~tmp___41~0 then 0 else 1); 3167#L1870 assume 0 != init_~r153~0 % 256;init_~tmp___42~0 := 1; 3168#L1889 init_~r154~0 := (if 0 == init_~tmp___42~0 then 0 else 1); 3383#L1899 assume 0 != init_~r213~0 % 256;init_~tmp___43~0 := 1; 3072#L1918 init_~r214~0 := (if 0 == init_~tmp___43~0 then 0 else 1); 3379#L1928 assume 0 != init_~r233~0 % 256;init_~tmp___44~0 := 1; 3380#L1947 init_~r234~0 := (if 0 == init_~tmp___44~0 then 0 else 1); 3596#L1957 assume 0 != init_~r243~0 % 256;init_~tmp___45~0 := 1; 3637#L1976 init_~r244~0 := (if 0 == init_~tmp___45~0 then 0 else 1); 3351#L1986 assume 0 != init_~r253~0 % 256;init_~tmp___46~0 := 1; 3237#L2005 init_~r254~0 := (if 0 == init_~tmp___46~0 then 0 else 1); 3391#L2015 assume 0 != init_~r313~0 % 256;init_~tmp___47~0 := 1; 3137#L2034 init_~r314~0 := (if 0 == init_~tmp___47~0 then 0 else 1); 3618#L2044 assume 0 != init_~r323~0 % 256;init_~tmp___48~0 := 1; 3089#L2063 init_~r324~0 := (if 0 == init_~tmp___48~0 then 0 else 1); 3438#L2073 assume 0 != init_~r343~0 % 256;init_~tmp___49~0 := 1; 3249#L2092 init_~r344~0 := (if 0 == init_~tmp___49~0 then 0 else 1); 3239#L2102 assume 0 != init_~r353~0 % 256;init_~tmp___50~0 := 1; 3126#L2121 init_~r354~0 := (if 0 == init_~tmp___50~0 then 0 else 1); 3324#L2131 assume 0 != init_~r413~0 % 256;init_~tmp___51~0 := 1; 3086#L2150 init_~r414~0 := (if 0 == init_~tmp___51~0 then 0 else 1); 3373#L2160 assume 0 != init_~r423~0 % 256;init_~tmp___52~0 := 1; 3096#L2179 init_~r424~0 := (if 0 == init_~tmp___52~0 then 0 else 1); 3097#L2189 assume 0 != init_~r433~0 % 256;init_~tmp___53~0 := 1; 3375#L2208 init_~r434~0 := (if 0 == init_~tmp___53~0 then 0 else 1); 3444#L2218 assume 0 != init_~r453~0 % 256;init_~tmp___54~0 := 1; 3067#L2237 init_~r454~0 := (if 0 == init_~tmp___54~0 then 0 else 1); 3538#L2247 assume 0 != init_~r513~0 % 256;init_~tmp___55~0 := 1; 3521#L2266 init_~r514~0 := (if 0 == init_~tmp___55~0 then 0 else 1); 3195#L2276 assume 0 != init_~r523~0 % 256;init_~tmp___56~0 := 1; 3197#L2295 init_~r524~0 := (if 0 == init_~tmp___56~0 then 0 else 1); 3387#L2305 assume 0 != init_~r533~0 % 256;init_~tmp___57~0 := 1; 3143#L2324 init_~r534~0 := (if 0 == init_~tmp___57~0 then 0 else 1); 3366#L2334 assume 0 != init_~r543~0 % 256;init_~tmp___58~0 := 1; 3019#L2353 init_~r544~0 := (if 0 == init_~tmp___58~0 then 0 else 1); 3020#L2363 assume !(~id1~0 != ~id2~0);init_~tmp___59~0 := 0; 2970#L2363-1 init_#res := init_~tmp___59~0; 3624#L2604 main_#t~ret82 := init_#res;main_~i2~0 := main_#t~ret82;havoc main_#t~ret82;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 3629#L21 assume !(0 == assume_abort_if_not_~cond); 3359#L20 ~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~nomsg~0;~p14_new~0 := ~nomsg~0;~p15_old~0 := ~nomsg~0;~p15_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~nomsg~0;~p24_new~0 := ~nomsg~0;~p25_old~0 := ~nomsg~0;~p25_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~nomsg~0;~p34_new~0 := ~nomsg~0;~p35_old~0 := ~nomsg~0;~p35_new~0 := ~nomsg~0;~p41_old~0 := ~nomsg~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~nomsg~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~nomsg~0;~p43_new~0 := ~nomsg~0;~p45_old~0 := ~nomsg~0;~p45_new~0 := ~nomsg~0;~p51_old~0 := ~nomsg~0;~p51_new~0 := ~nomsg~0;~p52_old~0 := ~nomsg~0;~p52_new~0 := ~nomsg~0;~p53_old~0 := ~nomsg~0;~p53_new~0 := ~nomsg~0;~p54_old~0 := ~nomsg~0;~p54_new~0 := ~nomsg~0;main_~i2~0 := 0; 3360#L2776-2 [2021-10-13 00:00:11,173 INFO L793 eck$LassoCheckResult]: Loop: 3360#L2776-2 assume !!(main_~i2~0 < 10);havoc node1_#t~ite7, node1_#t~ite8, node1_#t~ite9, node1_#t~ite10; 3792#L148 assume 0 != ~mode1~0 % 256;~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); 3508#L150 assume !(0 != ~ep21~0 % 256); 3006#L150-1 assume !(0 != ~ep31~0 % 256); 2994#L157 assume !(0 != ~ep41~0 % 256); 2996#L164 assume !(0 != ~ep51~0 % 256); 3522#L171 assume !(3 == ~r1~0); 3523#L178 ~mode1~0 := 0; 3576#L148-2 havoc node2_#t~ite11, node2_#t~ite12, node2_#t~ite13, node2_#t~ite14; 3778#L211 assume !(0 != ~mode2~0 % 256); 3763#L250 assume !(~r2~0 < 4); 3751#L250-1 ~mode2~0 := 1; 3746#L211-2 havoc node3_#t~ite15, node3_#t~ite16, node3_#t~ite17, node3_#t~ite18; 3744#L274 assume !(0 != ~mode3~0 % 256); 3745#L313 assume !(~r3~0 < 4); 3732#L313-1 ~mode3~0 := 1; 3731#L274-2 havoc node4_#t~ite19, node4_#t~ite20, node4_#t~ite21, node4_#t~ite22; 3728#L337 assume !(0 != ~mode4~0 % 256); 3717#L376 assume !(~r4~0 < 4); 3707#L376-1 ~mode4~0 := 1; 3706#L337-2 havoc node5_#t~ite23, node5_#t~ite24, node5_#t~ite25, node5_#t~ite26; 3705#L400 assume !(0 != ~mode5~0 % 256); 3689#L439 assume !(~r5~0 < 4); 3685#L439-1 ~mode5~0 := 1; 3684#L400-2 ~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~p14_new~0;~p14_new~0 := ~nomsg~0;~p15_old~0 := ~p15_new~0;~p15_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~p24_new~0;~p24_new~0 := ~nomsg~0;~p25_old~0 := ~p25_new~0;~p25_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~p34_new~0;~p34_new~0 := ~nomsg~0;~p35_old~0 := ~p35_new~0;~p35_new~0 := ~nomsg~0;~p41_old~0 := ~p41_new~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~p42_new~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~p43_new~0;~p43_new~0 := ~nomsg~0;~p45_old~0 := ~p45_new~0;~p45_new~0 := ~nomsg~0;~p51_old~0 := ~p51_new~0;~p51_new~0 := ~nomsg~0;~p52_old~0 := ~p52_new~0;~p52_new~0 := ~nomsg~0;~p53_old~0 := ~p53_new~0;~p53_new~0 := ~nomsg~0;~p54_old~0 := ~p54_new~0;~p54_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 3683#L2612 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 3682#L2613 assume ~st1~0 + ~nl1~0 <= 1; 3681#L2614 assume ~st2~0 + ~nl2~0 <= 1; 3680#L2615 assume ~st3~0 + ~nl3~0 <= 1; 3679#L2616 assume ~st4~0 + ~nl4~0 <= 1; 3678#L2617 assume ~st5~0 + ~nl5~0 <= 1; 3677#L2618 assume !(~r1~0 >= 4); 3352#L2621 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 3353#L2622 assume ~r1~0 < 4; 3780#L2627 assume !(~r1~0 >= 4); 3401#L2631 assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0 + ~nl4~0 + ~nl5~0; 3402#L2632 assume ~r1~0 < 4;check_~tmp~1 := 1; 3492#L2612-1 check_#res := check_~tmp~1; 3493#L2668 main_#t~ret83 := check_#res;main_~c1~0 := main_#t~ret83;havoc main_#t~ret83;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 3794#L2836 assume !(0 == assert_~arg % 256); 3793#L2831 main_#t~post84 := main_~i2~0;main_~i2~0 := 1 + main_#t~post84;havoc main_#t~post84; 3360#L2776-2 [2021-10-13 00:00:11,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:00:11,174 INFO L82 PathProgramCache]: Analyzing trace with hash -1593308194, now seen corresponding path program 3 times [2021-10-13 00:00:11,174 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:00:11,175 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008884716] [2021-10-13 00:00:11,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:00:11,175 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:00:11,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:00:11,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:00:11,323 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:00:11,323 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008884716] [2021-10-13 00:00:11,323 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2008884716] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:00:11,323 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:00:11,324 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 00:00:11,324 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857405404] [2021-10-13 00:00:11,325 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-13 00:00:11,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:00:11,325 INFO L82 PathProgramCache]: Analyzing trace with hash 807067366, now seen corresponding path program 1 times [2021-10-13 00:00:11,325 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:00:11,326 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666970599] [2021-10-13 00:00:11,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:00:11,326 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:00:11,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:00:11,338 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:00:11,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:00:11,378 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:00:13,814 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 00:00:13,814 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 00:00:13,815 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 00:00:13,815 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 00:00:13,815 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-13 00:00:13,815 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:00:13,815 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 00:00:13,815 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 00:00:13,815 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_floodmax.5.2.ufo.BOUNDED-10.pals.c_Iteration3_Loop [2021-10-13 00:00:13,816 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 00:00:13,816 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 00:00:13,846 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:13,860 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:13,863 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:13,865 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:13,867 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:13,869 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:13,872 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:13,874 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:13,876 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:13,878 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:13,883 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:13,885 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:13,890 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:13,892 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:13,894 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:13,897 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:13,899 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:13,901 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:13,903 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:13,907 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:13,996 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:14,004 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:14,006 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:14,008 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:14,010 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:14,017 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:14,019 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:14,020 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:14,025 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:14,030 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:14,033 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:14,035 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:14,037 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:14,061 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:14,077 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:14,079 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:14,092 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:14,094 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:14,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:14,103 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:14,106 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,262 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 00:00:15,263 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-13 00:00:15,265 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:00:15,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:00:15,275 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:00:15,287 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 00:00:15,287 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 00:00:15,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-13 00:00:15,331 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2021-10-13 00:00:15,331 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:00:15,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:00:15,333 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:00:15,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-13 00:00:15,335 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-13 00:00:15,335 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 00:00:15,484 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-13 00:00:15,490 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-13 00:00:15,490 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 00:00:15,490 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 00:00:15,490 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 00:00:15,490 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 00:00:15,491 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-13 00:00:15,491 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:00:15,491 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 00:00:15,491 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 00:00:15,491 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_floodmax.5.2.ufo.BOUNDED-10.pals.c_Iteration3_Loop [2021-10-13 00:00:15,491 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 00:00:15,491 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 00:00:15,496 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,508 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,511 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,513 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,515 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,517 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,519 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,522 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,524 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,527 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,533 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,536 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,541 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,544 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,546 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,549 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,551 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,553 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,556 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,562 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,568 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,570 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,572 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,578 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,580 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,583 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,585 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,589 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,594 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,597 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,698 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,701 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,703 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,704 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,718 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,720 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,733 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,735 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,743 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:15,746 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:00:16,855 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 00:00:16,860 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-13 00:00:16,861 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:00:16,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:00:16,865 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:00:16,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-13 00:00:16,870 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:00:16,877 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:00:16,877 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:00:16,878 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:00:16,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:00:16,878 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:00:16,881 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:00:16,881 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:00:16,883 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:00:16,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-10-13 00:00:16,906 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:00:16,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:00:16,906 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:00:16,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-13 00:00:16,908 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:00:16,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:00:16,915 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:00:16,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:00:16,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:00:16,915 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:00:16,916 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:00:16,916 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:00:16,917 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:00:16,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-10-13 00:00:16,940 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:00:16,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:00:16,941 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:00:16,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-13 00:00:16,945 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:00:16,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:00:16,952 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:00:16,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:00:16,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:00:16,952 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:00:16,953 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:00:16,953 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:00:16,959 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:00:16,979 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-10-13 00:00:16,979 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:00:16,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:00:16,980 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:00:16,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-13 00:00:16,981 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:00:16,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:00:16,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:00:16,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:00:16,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:00:16,989 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:00:16,989 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:00:16,989 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:00:16,995 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:00:17,017 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-13 00:00:17,017 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:00:17,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:00:17,018 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:00:17,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-13 00:00:17,023 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 [2021-10-13 00:00:17,030 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:00:17,030 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:00:17,030 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:00:17,030 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:00:17,030 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:00:17,031 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:00:17,031 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:00:17,034 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:00:17,057 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-13 00:00:17,059 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:00:17,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:00:17,061 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:00:17,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-13 00:00:17,064 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:00:17,071 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:00:17,071 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:00:17,071 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:00:17,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:00:17,071 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:00:17,072 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:00:17,072 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:00:17,073 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:00:17,095 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-13 00:00:17,095 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:00:17,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:00:17,096 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:00:17,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-13 00:00:17,101 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:00:17,108 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:00:17,108 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:00:17,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:00:17,108 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:00:17,108 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:00:17,109 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:00:17,109 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:00:17,118 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:00:17,138 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-10-13 00:00:17,138 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:00:17,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:00:17,139 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:00:17,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-13 00:00:17,141 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:00:17,148 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:00:17,148 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:00:17,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:00:17,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:00:17,148 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:00:17,149 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:00:17,150 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:00:17,151 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:00:17,171 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-13 00:00:17,171 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:00:17,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:00:17,172 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:00:17,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-13 00:00:17,176 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:00:17,183 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:00:17,183 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:00:17,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:00:17,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:00:17,183 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:00:17,184 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:00:17,184 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:00:17,187 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:00:17,206 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-13 00:00:17,207 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:00:17,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:00:17,207 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:00:17,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-13 00:00:17,209 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:00:17,216 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:00:17,216 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:00:17,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:00:17,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:00:17,216 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:00:17,217 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:00:17,217 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:00:17,219 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:00:17,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-10-13 00:00:17,239 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:00:17,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:00:17,240 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:00:17,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-13 00:00:17,241 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:00:17,248 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:00:17,248 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:00:17,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:00:17,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:00:17,248 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:00:17,249 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:00:17,249 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:00:17,258 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:00:17,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-13 00:00:17,278 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:00:17,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:00:17,279 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:00:17,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-13 00:00:17,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:00:17,298 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:00:17,298 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:00:17,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:00:17,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:00:17,298 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:00:17,299 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:00:17,299 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:00:17,301 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-13 00:00:17,328 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-13 00:00:17,329 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-10-13 00:00:17,330 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:00:17,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:00:17,336 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:00:17,340 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-13 00:00:17,340 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-13 00:00:17,340 INFO L513 LassoAnalysis]: Proved termination. [2021-10-13 00:00:17,340 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i2~0) = -2*ULTIMATE.start_main_~i2~0 + 19 Supporting invariants [] [2021-10-13 00:00:17,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-13 00:00:17,372 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-13 00:00:17,373 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-13 00:00:17,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:00:17,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:00:17,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 810 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 00:00:17,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:00:18,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:00:18,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 00:00:18,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:00:18,171 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-13 00:00:18,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:00:18,378 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 [2021-10-13 00:00:18,379 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 827 states and 1492 transitions. cyclomatic complexity: 666 Second operand has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 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) [2021-10-13 00:00:18,508 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 827 states and 1492 transitions. cyclomatic complexity: 666. Second operand has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 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 1107 states and 1958 transitions. Complement of second has 4 states. [2021-10-13 00:00:18,508 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 [2021-10-13 00:00:18,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 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) [2021-10-13 00:00:18,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1284 transitions. [2021-10-13 00:00:18,513 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 1284 transitions. Stem has 127 letters. Loop has 41 letters. [2021-10-13 00:00:18,516 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:00:18,517 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 1284 transitions. Stem has 168 letters. Loop has 41 letters. [2021-10-13 00:00:18,521 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:00:18,522 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 1284 transitions. Stem has 127 letters. Loop has 82 letters. [2021-10-13 00:00:18,522 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:00:18,523 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1107 states and 1958 transitions. [2021-10-13 00:00:18,536 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-13 00:00:18,536 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1107 states to 0 states and 0 transitions. [2021-10-13 00:00:18,536 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-13 00:00:18,537 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-13 00:00:18,537 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-13 00:00:18,537 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-13 00:00:18,537 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:00:18,537 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:00:18,537 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:00:18,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 00:00:18,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:00:18,538 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 5 states, 5 states have (on average 25.4) internal successors, (127), 5 states have internal predecessors, (127), 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) [2021-10-13 00:00:18,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:00:18,539 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-10-13 00:00:18,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 00:00:18,539 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-10-13 00:00:18,539 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-13 00:00:18,539 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 00:00:18,539 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-13 00:00:18,539 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-13 00:00:18,540 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-13 00:00:18,540 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-13 00:00:18,540 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:00:18,540 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:00:18,540 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:00:18,540 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-10-13 00:00:18,540 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-13 00:00:18,540 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-13 00:00:18,540 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-13 00:00:18,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.10 12:00:18 BoogieIcfgContainer [2021-10-13 00:00:18,546 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-13 00:00:18,547 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:00:18,547 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:00:18,547 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:00:18,548 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:00:09" (3/4) ... [2021-10-13 00:00:18,550 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-13 00:00:18,551 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:00:18,553 INFO L168 Benchmark]: Toolchain (without parser) took 12333.02 ms. Allocated memory was 113.2 MB in the beginning and 247.5 MB in the end (delta: 134.2 MB). Free memory was 80.0 MB in the beginning and 155.6 MB in the end (delta: -75.7 MB). Peak memory consumption was 58.9 MB. Max. memory is 16.1 GB. [2021-10-13 00:00:18,557 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 83.9 MB. Free memory was 40.8 MB in the beginning and 40.7 MB in the end (delta: 42.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:00:18,558 INFO L168 Benchmark]: CACSL2BoogieTranslator took 754.36 ms. Allocated memory is still 113.2 MB. Free memory was 79.7 MB in the beginning and 65.2 MB in the end (delta: 14.5 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-13 00:00:18,559 INFO L168 Benchmark]: Boogie Procedure Inliner took 140.76 ms. Allocated memory is still 113.2 MB. Free memory was 65.2 MB in the beginning and 57.0 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:00:18,559 INFO L168 Benchmark]: Boogie Preprocessor took 145.37 ms. Allocated memory is still 113.2 MB. Free memory was 57.0 MB in the beginning and 49.7 MB in the end (delta: 7.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:00:18,560 INFO L168 Benchmark]: RCFGBuilder took 2157.28 ms. Allocated memory was 113.2 MB in the beginning and 165.7 MB in the end (delta: 52.4 MB). Free memory was 49.7 MB in the beginning and 127.4 MB in the end (delta: -77.8 MB). Peak memory consumption was 29.0 MB. Max. memory is 16.1 GB. [2021-10-13 00:00:18,563 INFO L168 Benchmark]: BuchiAutomizer took 9125.40 ms. Allocated memory was 165.7 MB in the beginning and 247.5 MB in the end (delta: 81.8 MB). Free memory was 127.4 MB in the beginning and 155.6 MB in the end (delta: -28.2 MB). Peak memory consumption was 53.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:00:18,564 INFO L168 Benchmark]: Witness Printer took 3.89 ms. Allocated memory is still 247.5 MB. Free memory is still 155.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:00:18,568 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 83.9 MB. Free memory was 40.8 MB in the beginning and 40.7 MB in the end (delta: 42.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 754.36 ms. Allocated memory is still 113.2 MB. Free memory was 79.7 MB in the beginning and 65.2 MB in the end (delta: 14.5 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 140.76 ms. Allocated memory is still 113.2 MB. Free memory was 65.2 MB in the beginning and 57.0 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 145.37 ms. Allocated memory is still 113.2 MB. Free memory was 57.0 MB in the beginning and 49.7 MB in the end (delta: 7.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2157.28 ms. Allocated memory was 113.2 MB in the beginning and 165.7 MB in the end (delta: 52.4 MB). Free memory was 49.7 MB in the beginning and 127.4 MB in the end (delta: -77.8 MB). Peak memory consumption was 29.0 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 9125.40 ms. Allocated memory was 165.7 MB in the beginning and 247.5 MB in the end (delta: 81.8 MB). Free memory was 127.4 MB in the beginning and 155.6 MB in the end (delta: -28.2 MB). Peak memory consumption was 53.5 MB. Max. memory is 16.1 GB. * Witness Printer took 3.89 ms. Allocated memory is still 247.5 MB. Free memory is still 155.6 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 4 terminating modules (3 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function 19 + -2 * i2 and consists of 3 locations. 3 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 9.0s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 7.2s. Construction of modules took 0.0s. Büchi inclusion checks took 1.3s. Highest rank in rank-based complementation 3. Minimization of det autom 4. Minimization of nondet autom 0. Automata minimization 97.1ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 827 states and ocurred in iteration 2. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 3860 SDtfs, 1470 SDslu, 5397 SDs, 0 SdLazy, 36 SolverSat, 19 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 57.1ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI2 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital291 mio100 ax100 hnf100 lsp41 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq231 hnf85 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 22ms VariablesStem: 0 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-13 00:00:18,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82b60122-0a09-443d-b2b8-9c45d50fdf48/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...