./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f907dee3-1a64-408d-9ff1-fbb338492e72/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f907dee3-1a64-408d-9ff1-fbb338492e72/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f907dee3-1a64-408d-9ff1-fbb338492e72/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f907dee3-1a64-408d-9ff1-fbb338492e72/bin/uautomizer-Z5i5R5N3CC/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f907dee3-1a64-408d-9ff1-fbb338492e72/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f907dee3-1a64-408d-9ff1-fbb338492e72/bin/uautomizer-Z5i5R5N3CC --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 299675cd7d4407f694cbe325e25f9b11b568ca64 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:22:40,913 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:22:40,916 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:22:40,951 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:22:40,952 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:22:40,953 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:22:40,956 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:22:40,959 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:22:40,961 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:22:40,963 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:22:40,964 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:22:40,966 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:22:40,967 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:22:40,968 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:22:40,970 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:22:40,972 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:22:40,973 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:22:40,975 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:22:40,977 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:22:40,980 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:22:40,983 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:22:40,984 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:22:40,986 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:22:40,988 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:22:40,992 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:22:40,992 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:22:40,993 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:22:40,994 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:22:40,995 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:22:40,996 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:22:40,997 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:22:40,998 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:22:40,999 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:22:41,000 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:22:41,002 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:22:41,002 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:22:41,003 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:22:41,004 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:22:41,004 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:22:41,006 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:22:41,007 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:22:41,008 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f907dee3-1a64-408d-9ff1-fbb338492e72/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-11 00:22:41,037 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:22:41,038 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:22:41,039 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:22:41,040 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:22:41,040 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:22:41,041 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-11 00:22:41,041 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-11 00:22:41,042 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-11 00:22:41,042 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-11 00:22:41,043 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-11 00:22:41,043 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-11 00:22:41,044 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:22:41,044 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:22:41,045 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 00:22:41,045 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:22:41,045 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:22:41,046 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:22:41,046 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-11 00:22:41,047 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-11 00:22:41,047 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-11 00:22:41,048 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:22:41,048 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:22:41,049 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-11 00:22:41,049 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:22:41,049 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-11 00:22:41,050 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:22:41,050 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:22:41,051 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:22:41,051 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:22:41,052 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:22:41,053 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-11 00:22:41,053 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_f907dee3-1a64-408d-9ff1-fbb338492e72/bin/uautomizer-Z5i5R5N3CC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f907dee3-1a64-408d-9ff1-fbb338492e72/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 299675cd7d4407f694cbe325e25f9b11b568ca64 [2021-10-11 00:22:41,322 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:22:41,364 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:22:41,367 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:22:41,369 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:22:41,379 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:22:41,380 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f907dee3-1a64-408d-9ff1-fbb338492e72/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c [2021-10-11 00:22:41,478 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f907dee3-1a64-408d-9ff1-fbb338492e72/bin/uautomizer-Z5i5R5N3CC/data/6c91d482d/dbce014ec6d44e56b3598db5da2bf5fd/FLAG4beb51973 [2021-10-11 00:22:42,086 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:22:42,087 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f907dee3-1a64-408d-9ff1-fbb338492e72/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c [2021-10-11 00:22:42,107 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f907dee3-1a64-408d-9ff1-fbb338492e72/bin/uautomizer-Z5i5R5N3CC/data/6c91d482d/dbce014ec6d44e56b3598db5da2bf5fd/FLAG4beb51973 [2021-10-11 00:22:42,366 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f907dee3-1a64-408d-9ff1-fbb338492e72/bin/uautomizer-Z5i5R5N3CC/data/6c91d482d/dbce014ec6d44e56b3598db5da2bf5fd [2021-10-11 00:22:42,369 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:22:42,372 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:22:42,378 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:22:42,379 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:22:42,384 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:22:42,385 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:22:42" (1/1) ... [2021-10-11 00:22:42,387 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c7071c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:42, skipping insertion in model container [2021-10-11 00:22:42,388 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:22:42" (1/1) ... [2021-10-11 00:22:42,404 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:22:42,466 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:22:42,846 WARN L226 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_f907dee3-1a64-408d-9ff1-fbb338492e72/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c[12792,12805] [2021-10-11 00:22:42,847 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:22:42,870 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:22:42,948 WARN L226 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_f907dee3-1a64-408d-9ff1-fbb338492e72/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c[12792,12805] [2021-10-11 00:22:42,959 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:22:42,984 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:22:42,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:42 WrapperNode [2021-10-11 00:22:42,990 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:22:42,991 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:22:42,991 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:22:42,991 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:22:42,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:42" (1/1) ... [2021-10-11 00:22:43,012 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:42" (1/1) ... [2021-10-11 00:22:43,063 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:22:43,076 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:22:43,076 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:22:43,076 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:22:43,088 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:42" (1/1) ... [2021-10-11 00:22:43,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:42" (1/1) ... [2021-10-11 00:22:43,106 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:42" (1/1) ... [2021-10-11 00:22:43,106 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:42" (1/1) ... [2021-10-11 00:22:43,115 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:42" (1/1) ... [2021-10-11 00:22:43,123 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:42" (1/1) ... [2021-10-11 00:22:43,127 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:42" (1/1) ... [2021-10-11 00:22:43,132 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:22:43,134 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:22:43,134 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:22:43,134 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:22:43,135 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:42" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f907dee3-1a64-408d-9ff1-fbb338492e72/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:43,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 00:22:43,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:22:43,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:22:43,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:22:44,070 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:22:44,073 INFO L299 CfgBuilder]: Removed 23 assume(true) statements. [2021-10-11 00:22:44,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:22:44 BoogieIcfgContainer [2021-10-11 00:22:44,076 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:22:44,078 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-11 00:22:44,079 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-11 00:22:44,083 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-11 00:22:44,083 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-11 00:22:44,084 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 11.10 12:22:42" (1/3) ... [2021-10-11 00:22:44,086 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@76cfed8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 11.10 12:22:44, skipping insertion in model container [2021-10-11 00:22:44,086 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-11 00:22:44,086 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:42" (2/3) ... [2021-10-11 00:22:44,087 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@76cfed8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 11.10 12:22:44, skipping insertion in model container [2021-10-11 00:22:44,087 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-11 00:22:44,087 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:22:44" (3/3) ... [2021-10-11 00:22:44,089 INFO L389 chiAutomizerObserver]: Analyzing ICFG pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c [2021-10-11 00:22:44,157 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-11 00:22:44,157 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-11 00:22:44,158 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-11 00:22:44,158 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:22:44,158 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:22:44,158 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-11 00:22:44,158 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:22:44,159 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-11 00:22:44,182 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 121 states. [2021-10-11 00:22:44,231 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 79 [2021-10-11 00:22:44,231 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-11 00:22:44,231 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-11 00:22:44,245 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:22:44,246 INFO L854 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] [2021-10-11 00:22:44,246 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-11 00:22:44,246 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 121 states. [2021-10-11 00:22:44,264 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 79 [2021-10-11 00:22:44,264 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-11 00:22:44,264 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-11 00:22:44,269 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:22:44,269 INFO L854 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] [2021-10-11 00:22:44,279 INFO L794 eck$LassoCheckResult]: Stem: 88#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(50);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~alive1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~alive2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~alive3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~alive4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~alive5~0 := 0; 8#L-1true havoc main_#res;havoc main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, 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~ret43, main_#t~ret44, main_#t~post45, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet17;havoc main_#t~nondet17;~id1~0 := main_#t~nondet18;havoc main_#t~nondet18;~st1~0 := main_#t~nondet19;havoc main_#t~nondet19;~send1~0 := main_#t~nondet20;havoc main_#t~nondet20;~mode1~0 := main_#t~nondet21;havoc main_#t~nondet21;~alive1~0 := main_#t~nondet22;havoc main_#t~nondet22;~id2~0 := main_#t~nondet23;havoc main_#t~nondet23;~st2~0 := main_#t~nondet24;havoc main_#t~nondet24;~send2~0 := main_#t~nondet25;havoc main_#t~nondet25;~mode2~0 := main_#t~nondet26;havoc main_#t~nondet26;~alive2~0 := main_#t~nondet27;havoc main_#t~nondet27;~id3~0 := main_#t~nondet28;havoc main_#t~nondet28;~st3~0 := main_#t~nondet29;havoc main_#t~nondet29;~send3~0 := main_#t~nondet30;havoc main_#t~nondet30;~mode3~0 := main_#t~nondet31;havoc main_#t~nondet31;~alive3~0 := main_#t~nondet32;havoc main_#t~nondet32;~id4~0 := main_#t~nondet33;havoc main_#t~nondet33;~st4~0 := main_#t~nondet34;havoc main_#t~nondet34;~send4~0 := main_#t~nondet35;havoc main_#t~nondet35;~mode4~0 := main_#t~nondet36;havoc main_#t~nondet36;~alive4~0 := main_#t~nondet37;havoc main_#t~nondet37;~id5~0 := main_#t~nondet38;havoc main_#t~nondet38;~st5~0 := main_#t~nondet39;havoc main_#t~nondet39;~send5~0 := main_#t~nondet40;havoc main_#t~nondet40;~mode5~0 := main_#t~nondet41;havoc main_#t~nondet41;~alive5~0 := main_#t~nondet42;havoc main_#t~nondet42;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 75#L248true assume !(0 == ~r1~0);init_~tmp~0 := 0; 71#L248-1true init_#res := init_~tmp~0; 80#L377true main_#t~ret43 := init_#res;main_~i2~0 := main_#t~ret43;havoc main_#t~ret43;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; 91#L22true assume !(0 == assume_abort_if_not_~cond); 12#L21true ~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0 := 0; 72#L446-2true [2021-10-11 00:22:44,281 INFO L796 eck$LassoCheckResult]: Loop: 72#L446-2true assume !!(main_~i2~0 < 10);havoc node1_#t~ite7, node1_#t~ite8, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 15#L76true assume 0 != ~mode1~0 % 256;~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256);node1_~m1~0 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 63#L80true assume !(node1_~m1~0 != ~nomsg~0); 61#L80-1true ~mode1~0 := 0; 10#L76-2true havoc node2_#t~ite9, node2_#t~ite10, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 65#L113true assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 54#L116true assume !(node2_~m2~0 != ~nomsg~0); 53#L116-1true ~mode2~0 := 0; 62#L113-2true havoc node3_#t~ite11, node3_#t~ite12, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 22#L147true assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 26#L150true assume !(node3_~m3~0 != ~nomsg~0); 25#L150-1true ~mode3~0 := 0; 20#L147-2true havoc node4_#t~ite13, node4_#t~ite14, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 118#L181true assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 110#L184true assume !(node4_~m4~0 != ~nomsg~0); 109#L184-1true ~mode4~0 := 0; 103#L181-2true havoc node5_#t~ite15, node5_#t~ite16, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 74#L215true assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 47#L218true assume !(node5_~m5~0 != ~nomsg~0); 60#L218-1true ~mode5~0 := 0; 70#L215-2true ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 102#L385true assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);check_~tmp~1 := 0; 104#L385-1true check_#res := check_~tmp~1; 50#L397true main_#t~ret44 := check_#res;main_~c1~0 := main_#t~ret44;havoc main_#t~ret44;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 94#L476true assume !(0 == assert_~arg % 256); 66#L471true main_#t~post45 := main_~i2~0;main_~i2~0 := 1 + main_#t~post45;havoc main_#t~post45; 72#L446-2true [2021-10-11 00:22:44,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:44,289 INFO L82 PathProgramCache]: Analyzing trace with hash 1984313218, now seen corresponding path program 1 times [2021-10-11 00:22:44,300 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:44,301 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473299300] [2021-10-11 00:22:44,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:44,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:44,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:22:44,623 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1473299300] [2021-10-11 00:22:44,624 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:22:44,624 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:22:44,625 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392203219] [2021-10-11 00:22:44,629 INFO L799 eck$LassoCheckResult]: stem already infeasible [2021-10-11 00:22:44,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:44,632 INFO L82 PathProgramCache]: Analyzing trace with hash 738213390, now seen corresponding path program 1 times [2021-10-11 00:22:44,633 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:44,633 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767475582] [2021-10-11 00:22:44,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:44,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:44,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:22:44,891 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [767475582] [2021-10-11 00:22:44,891 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:22:44,891 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:22:44,891 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878140754] [2021-10-11 00:22:44,893 INFO L811 eck$LassoCheckResult]: loop already infeasible [2021-10-11 00:22:44,894 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:22:44,915 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:22:44,916 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:22:44,917 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 5 states. [2021-10-11 00:22:45,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:22:45,064 INFO L93 Difference]: Finished difference Result 124 states and 203 transitions. [2021-10-11 00:22:45,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 00:22:45,066 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 124 states and 203 transitions. [2021-10-11 00:22:45,077 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 78 [2021-10-11 00:22:45,085 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 124 states to 116 states and 164 transitions. [2021-10-11 00:22:45,087 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 116 [2021-10-11 00:22:45,089 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 116 [2021-10-11 00:22:45,090 INFO L73 IsDeterministic]: Start isDeterministic. Operand 116 states and 164 transitions. [2021-10-11 00:22:45,092 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-11 00:22:45,092 INFO L692 BuchiCegarLoop]: Abstraction has 116 states and 164 transitions. [2021-10-11 00:22:45,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states and 164 transitions. [2021-10-11 00:22:45,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2021-10-11 00:22:45,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2021-10-11 00:22:45,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 164 transitions. [2021-10-11 00:22:45,135 INFO L715 BuchiCegarLoop]: Abstraction has 116 states and 164 transitions. [2021-10-11 00:22:45,135 INFO L595 BuchiCegarLoop]: Abstraction has 116 states and 164 transitions. [2021-10-11 00:22:45,135 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-11 00:22:45,135 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 116 states and 164 transitions. [2021-10-11 00:22:45,136 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 78 [2021-10-11 00:22:45,136 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-11 00:22:45,137 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-11 00:22:45,143 INFO L853 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] [2021-10-11 00:22:45,143 INFO L854 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] [2021-10-11 00:22:45,144 INFO L794 eck$LassoCheckResult]: Stem: 371#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(50);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~alive1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~alive2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~alive3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~alive4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~alive5~0 := 0; 275#L-1 havoc main_#res;havoc main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, 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~ret43, main_#t~ret44, main_#t~post45, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet17;havoc main_#t~nondet17;~id1~0 := main_#t~nondet18;havoc main_#t~nondet18;~st1~0 := main_#t~nondet19;havoc main_#t~nondet19;~send1~0 := main_#t~nondet20;havoc main_#t~nondet20;~mode1~0 := main_#t~nondet21;havoc main_#t~nondet21;~alive1~0 := main_#t~nondet22;havoc main_#t~nondet22;~id2~0 := main_#t~nondet23;havoc main_#t~nondet23;~st2~0 := main_#t~nondet24;havoc main_#t~nondet24;~send2~0 := main_#t~nondet25;havoc main_#t~nondet25;~mode2~0 := main_#t~nondet26;havoc main_#t~nondet26;~alive2~0 := main_#t~nondet27;havoc main_#t~nondet27;~id3~0 := main_#t~nondet28;havoc main_#t~nondet28;~st3~0 := main_#t~nondet29;havoc main_#t~nondet29;~send3~0 := main_#t~nondet30;havoc main_#t~nondet30;~mode3~0 := main_#t~nondet31;havoc main_#t~nondet31;~alive3~0 := main_#t~nondet32;havoc main_#t~nondet32;~id4~0 := main_#t~nondet33;havoc main_#t~nondet33;~st4~0 := main_#t~nondet34;havoc main_#t~nondet34;~send4~0 := main_#t~nondet35;havoc main_#t~nondet35;~mode4~0 := main_#t~nondet36;havoc main_#t~nondet36;~alive4~0 := main_#t~nondet37;havoc main_#t~nondet37;~id5~0 := main_#t~nondet38;havoc main_#t~nondet38;~st5~0 := main_#t~nondet39;havoc main_#t~nondet39;~send5~0 := main_#t~nondet40;havoc main_#t~nondet40;~mode5~0 := main_#t~nondet41;havoc main_#t~nondet41;~alive5~0 := main_#t~nondet42;havoc main_#t~nondet42;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 276#L248 assume 0 == ~r1~0; 314#L249 assume ~alive1~0 % 256 + ~alive2~0 % 256 + ~alive3~0 % 256 + ~alive4~0 % 256 + ~alive5~0 % 256 >= 1; 315#L250 assume ~id1~0 >= 0; 344#L251 assume 0 == ~st1~0; 269#L252 assume ~send1~0 == ~id1~0; 270#L253 assume 0 == ~mode1~0 % 256; 326#L254 assume ~id2~0 >= 0; 277#L255 assume 0 == ~st2~0; 278#L256 assume ~send2~0 == ~id2~0; 331#L257 assume 0 == ~mode2~0 % 256; 332#L258 assume ~id3~0 >= 0; 365#L259 assume 0 == ~st3~0; 316#L260 assume ~send3~0 == ~id3~0; 317#L261 assume 0 == ~mode3~0 % 256; 347#L262 assume ~id4~0 >= 0; 271#L263 assume 0 == ~st4~0; 272#L264 assume ~send4~0 == ~id4~0; 327#L265 assume 0 == ~mode4~0 % 256; 279#L266 assume ~id5~0 >= 0; 280#L267 assume 0 == ~st5~0; 333#L268 assume ~send5~0 == ~id5~0; 334#L269 assume 0 == ~mode5~0 % 256; 366#L270 assume ~id1~0 != ~id2~0; 296#L271 assume ~id1~0 != ~id3~0; 297#L272 assume ~id1~0 != ~id4~0; 349#L273 assume ~id1~0 != ~id5~0; 273#L274 assume ~id2~0 != ~id3~0; 274#L275 assume ~id2~0 != ~id4~0; 328#L276 assume ~id2~0 != ~id5~0; 283#L277 assume ~id3~0 != ~id4~0; 284#L278 assume ~id3~0 != ~id5~0; 335#L279 assume ~id4~0 != ~id5~0;init_~tmp~0 := 1; 336#L248-1 init_#res := init_~tmp~0; 363#L377 main_#t~ret43 := init_#res;main_~i2~0 := main_#t~ret43;havoc main_#t~ret43;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; 367#L22 assume !(0 == assume_abort_if_not_~cond); 285#L21 ~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0 := 0; 286#L446-2 [2021-10-11 00:22:45,144 INFO L796 eck$LassoCheckResult]: Loop: 286#L446-2 assume !!(main_~i2~0 < 10);havoc node1_#t~ite7, node1_#t~ite8, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 289#L76 assume 0 != ~mode1~0 % 256;~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256);node1_~m1~0 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 291#L80 assume !(node1_~m1~0 != ~nomsg~0); 299#L80-1 ~mode1~0 := 0; 281#L76-2 havoc node2_#t~ite9, node2_#t~ite10, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 282#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 350#L116 assume !(node2_~m2~0 != ~nomsg~0); 310#L116-1 ~mode2~0 := 0; 339#L113-2 havoc node3_#t~ite11, node3_#t~ite12, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 305#L147 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 306#L150 assume !(node3_~m3~0 != ~nomsg~0); 312#L150-1 ~mode3~0 := 0; 301#L147-2 havoc node4_#t~ite13, node4_#t~ite14, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 302#L181 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 375#L184 assume !(node4_~m4~0 != ~nomsg~0); 265#L184-1 ~mode4~0 := 0; 359#L181-2 havoc node5_#t~ite15, node5_#t~ite16, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 364#L215 assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 343#L218 assume !(node5_~m5~0 != ~nomsg~0); 267#L218-1 ~mode5~0 := 0; 308#L215-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 362#L385 assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);check_~tmp~1 := 0; 341#L385-1 check_#res := check_~tmp~1; 345#L397 main_#t~ret44 := check_#res;main_~c1~0 := main_#t~ret44;havoc main_#t~ret44;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 346#L476 assume !(0 == assert_~arg % 256); 358#L471 main_#t~post45 := main_~i2~0;main_~i2~0 := 1 + main_#t~post45;havoc main_#t~post45; 286#L446-2 [2021-10-11 00:22:45,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:45,145 INFO L82 PathProgramCache]: Analyzing trace with hash -1707437673, now seen corresponding path program 1 times [2021-10-11 00:22:45,145 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:45,145 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008864582] [2021-10-11 00:22:45,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:45,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:45,224 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:45,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:45,260 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:45,297 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:22:45,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:45,298 INFO L82 PathProgramCache]: Analyzing trace with hash 738213390, now seen corresponding path program 2 times [2021-10-11 00:22:45,298 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:45,298 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787078482] [2021-10-11 00:22:45,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:45,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:45,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:22:45,376 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1787078482] [2021-10-11 00:22:45,376 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:22:45,377 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:22:45,377 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297572745] [2021-10-11 00:22:45,377 INFO L811 eck$LassoCheckResult]: loop already infeasible [2021-10-11 00:22:45,377 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:22:45,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:22:45,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:22:45,378 INFO L87 Difference]: Start difference. First operand 116 states and 164 transitions. cyclomatic complexity: 49 Second operand 5 states. [2021-10-11 00:22:45,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:22:45,438 INFO L93 Difference]: Finished difference Result 119 states and 166 transitions. [2021-10-11 00:22:45,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 00:22:45,438 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 119 states and 166 transitions. [2021-10-11 00:22:45,443 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 78 [2021-10-11 00:22:45,447 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 119 states to 116 states and 162 transitions. [2021-10-11 00:22:45,448 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 116 [2021-10-11 00:22:45,449 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 116 [2021-10-11 00:22:45,450 INFO L73 IsDeterministic]: Start isDeterministic. Operand 116 states and 162 transitions. [2021-10-11 00:22:45,452 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-11 00:22:45,455 INFO L692 BuchiCegarLoop]: Abstraction has 116 states and 162 transitions. [2021-10-11 00:22:45,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states and 162 transitions. [2021-10-11 00:22:45,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2021-10-11 00:22:45,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2021-10-11 00:22:45,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 162 transitions. [2021-10-11 00:22:45,462 INFO L715 BuchiCegarLoop]: Abstraction has 116 states and 162 transitions. [2021-10-11 00:22:45,462 INFO L595 BuchiCegarLoop]: Abstraction has 116 states and 162 transitions. [2021-10-11 00:22:45,463 INFO L427 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-11 00:22:45,463 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 116 states and 162 transitions. [2021-10-11 00:22:45,464 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 78 [2021-10-11 00:22:45,464 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-11 00:22:45,464 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-11 00:22:45,466 INFO L853 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] [2021-10-11 00:22:45,466 INFO L854 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] [2021-10-11 00:22:45,466 INFO L794 eck$LassoCheckResult]: Stem: 618#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(50);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~alive1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~alive2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~alive3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~alive4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~alive5~0 := 0; 522#L-1 havoc main_#res;havoc main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, 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~ret43, main_#t~ret44, main_#t~post45, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet17;havoc main_#t~nondet17;~id1~0 := main_#t~nondet18;havoc main_#t~nondet18;~st1~0 := main_#t~nondet19;havoc main_#t~nondet19;~send1~0 := main_#t~nondet20;havoc main_#t~nondet20;~mode1~0 := main_#t~nondet21;havoc main_#t~nondet21;~alive1~0 := main_#t~nondet22;havoc main_#t~nondet22;~id2~0 := main_#t~nondet23;havoc main_#t~nondet23;~st2~0 := main_#t~nondet24;havoc main_#t~nondet24;~send2~0 := main_#t~nondet25;havoc main_#t~nondet25;~mode2~0 := main_#t~nondet26;havoc main_#t~nondet26;~alive2~0 := main_#t~nondet27;havoc main_#t~nondet27;~id3~0 := main_#t~nondet28;havoc main_#t~nondet28;~st3~0 := main_#t~nondet29;havoc main_#t~nondet29;~send3~0 := main_#t~nondet30;havoc main_#t~nondet30;~mode3~0 := main_#t~nondet31;havoc main_#t~nondet31;~alive3~0 := main_#t~nondet32;havoc main_#t~nondet32;~id4~0 := main_#t~nondet33;havoc main_#t~nondet33;~st4~0 := main_#t~nondet34;havoc main_#t~nondet34;~send4~0 := main_#t~nondet35;havoc main_#t~nondet35;~mode4~0 := main_#t~nondet36;havoc main_#t~nondet36;~alive4~0 := main_#t~nondet37;havoc main_#t~nondet37;~id5~0 := main_#t~nondet38;havoc main_#t~nondet38;~st5~0 := main_#t~nondet39;havoc main_#t~nondet39;~send5~0 := main_#t~nondet40;havoc main_#t~nondet40;~mode5~0 := main_#t~nondet41;havoc main_#t~nondet41;~alive5~0 := main_#t~nondet42;havoc main_#t~nondet42;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 523#L248 assume 0 == ~r1~0; 561#L249 assume ~alive1~0 % 256 + ~alive2~0 % 256 + ~alive3~0 % 256 + ~alive4~0 % 256 + ~alive5~0 % 256 >= 1; 562#L250 assume ~id1~0 >= 0; 591#L251 assume 0 == ~st1~0; 516#L252 assume ~send1~0 == ~id1~0; 517#L253 assume 0 == ~mode1~0 % 256; 573#L254 assume ~id2~0 >= 0; 524#L255 assume 0 == ~st2~0; 525#L256 assume ~send2~0 == ~id2~0; 578#L257 assume 0 == ~mode2~0 % 256; 579#L258 assume ~id3~0 >= 0; 612#L259 assume 0 == ~st3~0; 563#L260 assume ~send3~0 == ~id3~0; 564#L261 assume 0 == ~mode3~0 % 256; 592#L262 assume ~id4~0 >= 0; 518#L263 assume 0 == ~st4~0; 519#L264 assume ~send4~0 == ~id4~0; 574#L265 assume 0 == ~mode4~0 % 256; 526#L266 assume ~id5~0 >= 0; 527#L267 assume 0 == ~st5~0; 580#L268 assume ~send5~0 == ~id5~0; 581#L269 assume 0 == ~mode5~0 % 256; 613#L270 assume ~id1~0 != ~id2~0; 543#L271 assume ~id1~0 != ~id3~0; 544#L272 assume ~id1~0 != ~id4~0; 595#L273 assume ~id1~0 != ~id5~0; 520#L274 assume ~id2~0 != ~id3~0; 521#L275 assume ~id2~0 != ~id4~0; 575#L276 assume ~id2~0 != ~id5~0; 530#L277 assume ~id3~0 != ~id4~0; 531#L278 assume ~id3~0 != ~id5~0; 582#L279 assume ~id4~0 != ~id5~0;init_~tmp~0 := 1; 583#L248-1 init_#res := init_~tmp~0; 610#L377 main_#t~ret43 := init_#res;main_~i2~0 := main_#t~ret43;havoc main_#t~ret43;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; 614#L22 assume !(0 == assume_abort_if_not_~cond); 532#L21 ~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0 := 0; 533#L446-2 [2021-10-11 00:22:45,467 INFO L796 eck$LassoCheckResult]: Loop: 533#L446-2 assume !!(main_~i2~0 < 10);havoc node1_#t~ite7, node1_#t~ite8, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 536#L76 assume 0 != ~mode1~0 % 256;~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256);node1_~m1~0 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 538#L80 assume !(node1_~m1~0 != ~nomsg~0); 546#L80-1 ~mode1~0 := 0; 528#L76-2 havoc node2_#t~ite9, node2_#t~ite10, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 529#L113 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 597#L116 assume !(node2_~m2~0 != ~nomsg~0); 557#L116-1 ~mode2~0 := 0; 586#L113-2 havoc node3_#t~ite11, node3_#t~ite12, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 552#L147 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 553#L150 assume !(node3_~m3~0 != ~nomsg~0); 559#L150-1 ~mode3~0 := 0; 548#L147-2 havoc node4_#t~ite13, node4_#t~ite14, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 549#L181 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 622#L184 assume !(node4_~m4~0 != ~nomsg~0); 512#L184-1 ~mode4~0 := 0; 606#L181-2 havoc node5_#t~ite15, node5_#t~ite16, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 611#L215 assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 590#L218 assume !(node5_~m5~0 != ~nomsg~0); 514#L218-1 ~mode5~0 := 0; 555#L215-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 609#L385 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 596#L386 assume ~r1~0 < 5;check_~tmp~1 := 1; 588#L385-1 check_#res := check_~tmp~1; 593#L397 main_#t~ret44 := check_#res;main_~c1~0 := main_#t~ret44;havoc main_#t~ret44;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 594#L476 assume !(0 == assert_~arg % 256); 605#L471 main_#t~post45 := main_~i2~0;main_~i2~0 := 1 + main_#t~post45;havoc main_#t~post45; 533#L446-2 [2021-10-11 00:22:45,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:45,468 INFO L82 PathProgramCache]: Analyzing trace with hash -1707437673, now seen corresponding path program 2 times [2021-10-11 00:22:45,468 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:45,468 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562021496] [2021-10-11 00:22:45,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:45,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:45,502 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:45,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:45,533 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:45,553 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:22:45,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:45,556 INFO L82 PathProgramCache]: Analyzing trace with hash 1026451556, now seen corresponding path program 1 times [2021-10-11 00:22:45,556 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:45,556 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131337881] [2021-10-11 00:22:45,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:45,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:45,586 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:45,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:45,603 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:45,620 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:22:45,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:45,625 INFO L82 PathProgramCache]: Analyzing trace with hash -1906603762, now seen corresponding path program 1 times [2021-10-11 00:22:45,625 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:45,625 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541634931] [2021-10-11 00:22:45,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:45,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:45,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:22:45,784 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [541634931] [2021-10-11 00:22:45,785 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:22:45,785 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:22:45,785 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999457595] [2021-10-11 00:22:46,318 WARN L197 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 137 [2021-10-11 00:22:46,795 WARN L197 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 116 [2021-10-11 00:22:46,811 INFO L210 LassoAnalysis]: Preferences: [2021-10-11 00:22:46,811 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-11 00:22:46,811 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-11 00:22:46,812 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-11 00:22:46,812 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-11 00:22:46,812 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:46,812 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-11 00:22:46,812 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-11 00:22:46,812 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_Iteration3_Loop [2021-10-11 00:22:46,812 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-11 00:22:46,813 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2021-10-11 00:22:46,849 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:46,862 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:46,866 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:46,870 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:46,872 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:46,875 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:46,885 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:46,920 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:46,927 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:46,929 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:46,933 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:46,936 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:46,938 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:46,941 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:46,948 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:46,955 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:46,959 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:47,012 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:47,021 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:47,027 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:47,031 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:47,033 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:47,036 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:47,426 WARN L197 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-10-11 00:22:47,766 WARN L197 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-10-11 00:22:47,822 INFO L292 LassoAnalysis]: Preprocessing complete. [2021-10-11 00:22:47,823 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f907dee3-1a64-408d-9ff1-fbb338492e72/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:47,837 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-11 00:22:47,837 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f907dee3-1a64-408d-9ff1-fbb338492e72/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:47,877 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-11 00:22:47,877 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-11 00:22:48,033 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-11 00:22:48,035 INFO L210 LassoAnalysis]: Preferences: [2021-10-11 00:22:48,035 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-11 00:22:48,035 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-11 00:22:48,035 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-11 00:22:48,035 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-11 00:22:48,035 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:48,036 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-11 00:22:48,036 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-11 00:22:48,036 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_Iteration3_Loop [2021-10-11 00:22:48,036 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-11 00:22:48,036 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2021-10-11 00:22:48,038 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:48,051 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:48,053 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:48,055 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:48,057 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:48,060 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:48,101 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:48,109 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:48,130 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:48,136 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:48,138 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:48,141 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:48,153 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:48,159 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:48,161 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:48,166 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:48,168 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:48,188 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:48,194 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:48,196 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:48,201 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:48,204 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:48,209 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:48,433 WARN L197 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-10-11 00:22:48,843 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-10-11 00:22:48,980 INFO L292 LassoAnalysis]: Preprocessing complete. [2021-10-11 00:22:48,985 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f907dee3-1a64-408d-9ff1-fbb338492e72/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:49,001 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:49,016 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:49,017 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:49,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:49,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:49,017 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:49,021 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:49,021 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:49,031 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f907dee3-1a64-408d-9ff1-fbb338492e72/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:49,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:49,078 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:49,078 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:49,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:49,078 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:49,078 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:49,079 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:49,079 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:49,103 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f907dee3-1a64-408d-9ff1-fbb338492e72/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:49,141 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:49,142 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:49,142 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:49,143 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:49,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:49,143 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:49,144 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:49,144 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:49,164 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f907dee3-1a64-408d-9ff1-fbb338492e72/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:49,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:49,210 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:49,210 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:49,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:49,210 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:49,211 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:49,211 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:49,212 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:49,223 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f907dee3-1a64-408d-9ff1-fbb338492e72/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:49,255 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:49,256 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:49,256 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:49,256 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:49,256 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:49,256 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:49,257 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:49,257 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:49,259 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f907dee3-1a64-408d-9ff1-fbb338492e72/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:49,281 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:49,283 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:49,283 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:49,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:49,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:49,284 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:49,299 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:49,299 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:49,323 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f907dee3-1a64-408d-9ff1-fbb338492e72/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:49,352 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:49,353 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:49,353 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:49,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:49,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:49,354 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:49,355 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:49,355 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:49,363 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f907dee3-1a64-408d-9ff1-fbb338492e72/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:49,386 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:49,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:49,387 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:49,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:49,387 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-11 00:22:49,387 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:49,390 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-11 00:22:49,390 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:49,394 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f907dee3-1a64-408d-9ff1-fbb338492e72/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:49,417 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:49,418 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:49,418 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:49,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:49,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:49,418 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:49,420 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:49,420 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:49,435 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f907dee3-1a64-408d-9ff1-fbb338492e72/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:49,462 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:49,463 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:49,463 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:49,463 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:49,463 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:49,463 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:49,464 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:49,464 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:49,484 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f907dee3-1a64-408d-9ff1-fbb338492e72/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:49,506 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:49,508 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:49,508 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:49,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:49,509 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:49,509 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:49,509 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:49,509 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:49,535 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f907dee3-1a64-408d-9ff1-fbb338492e72/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:49,573 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:49,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:49,574 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:49,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:49,575 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:49,575 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:49,575 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:49,575 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:49,576 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f907dee3-1a64-408d-9ff1-fbb338492e72/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:49,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:49,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:49,625 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:49,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:49,625 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:49,625 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:49,626 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:49,627 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:49,629 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f907dee3-1a64-408d-9ff1-fbb338492e72/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:49,652 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:49,656 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:49,656 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:49,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:49,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:49,656 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:49,657 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:49,657 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:49,658 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f907dee3-1a64-408d-9ff1-fbb338492e72/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:49,682 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:49,683 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:49,683 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:49,683 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:49,683 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:49,683 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:49,684 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:49,684 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:49,686 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-11 00:22:49,716 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-11 00:22:49,716 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f907dee3-1a64-408d-9ff1-fbb338492e72/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:49,726 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-11 00:22:49,726 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-11 00:22:49,726 INFO L510 LassoAnalysis]: Proved termination. [2021-10-11 00:22:49,727 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i2~0) = -2*ULTIMATE.start_main_~i2~0 + 19 Supporting invariants [] Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:49,761 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-11 00:22:49,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:49,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:49,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 00:22:49,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:22:50,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:50,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 00:22:50,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:22:50,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:22:50,113 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 [2021-10-11 00:22:50,114 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 116 states and 162 transitions. cyclomatic complexity: 47 Second operand 3 states. [2021-10-11 00:22:50,205 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 116 states and 162 transitions. cyclomatic complexity: 47. Second operand 3 states. Result 194 states and 287 transitions. Complement of second has 4 states. [2021-10-11 00:22:50,206 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 [2021-10-11 00:22:50,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-10-11 00:22:50,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 162 transitions. [2021-10-11 00:22:50,210 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 162 transitions. Stem has 38 letters. Loop has 27 letters. [2021-10-11 00:22:50,212 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-11 00:22:50,213 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 162 transitions. Stem has 65 letters. Loop has 27 letters. [2021-10-11 00:22:50,216 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-11 00:22:50,216 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 162 transitions. Stem has 38 letters. Loop has 54 letters. [2021-10-11 00:22:50,221 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-11 00:22:50,221 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 194 states and 287 transitions. [2021-10-11 00:22:50,226 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-11 00:22:50,226 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 194 states to 0 states and 0 transitions. [2021-10-11 00:22:50,227 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-11 00:22:50,227 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-11 00:22:50,227 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-11 00:22:50,227 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-11 00:22:50,227 INFO L692 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:22:50,227 INFO L715 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:22:50,228 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:22:50,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:22:50,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:22:50,230 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2021-10-11 00:22:50,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:22:50,231 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-10-11 00:22:50,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 00:22:50,231 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-10-11 00:22:50,231 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-11 00:22:50,231 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 00:22:50,232 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-11 00:22:50,232 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-11 00:22:50,232 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-11 00:22:50,232 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-11 00:22:50,232 INFO L692 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:22:50,232 INFO L715 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:22:50,232 INFO L595 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:22:50,233 INFO L427 BuchiCegarLoop]: ======== Iteration 4============ [2021-10-11 00:22:50,233 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-11 00:22:50,233 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-11 00:22:50,233 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-11 00:22:50,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 11.10 12:22:50 BoogieIcfgContainer [2021-10-11 00:22:50,239 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-11 00:22:50,240 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:22:50,240 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:22:50,240 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:22:50,241 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:22:44" (3/4) ... [2021-10-11 00:22:50,246 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-11 00:22:50,246 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:22:50,254 INFO L168 Benchmark]: Toolchain (without parser) took 7875.13 ms. Allocated memory was 107.0 MB in the beginning and 188.7 MB in the end (delta: 81.8 MB). Free memory was 73.2 MB in the beginning and 110.0 MB in the end (delta: -36.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:50,255 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 107.0 MB. Free memory is still 61.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:22:50,256 INFO L168 Benchmark]: CACSL2BoogieTranslator took 611.86 ms. Allocated memory is still 107.0 MB. Free memory was 73.0 MB in the beginning and 76.8 MB in the end (delta: -3.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:50,257 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.98 ms. Allocated memory is still 107.0 MB. Free memory was 76.8 MB in the beginning and 74.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:50,258 INFO L168 Benchmark]: Boogie Preprocessor took 57.27 ms. Allocated memory is still 107.0 MB. Free memory was 74.1 MB in the beginning and 71.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:50,262 INFO L168 Benchmark]: RCFGBuilder took 943.04 ms. Allocated memory was 107.0 MB in the beginning and 151.0 MB in the end (delta: 44.0 MB). Free memory was 71.8 MB in the beginning and 104.1 MB in the end (delta: -32.3 MB). Peak memory consumption was 30.5 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:50,263 INFO L168 Benchmark]: BuchiAutomizer took 6160.98 ms. Allocated memory was 151.0 MB in the beginning and 188.7 MB in the end (delta: 37.7 MB). Free memory was 104.1 MB in the beginning and 110.0 MB in the end (delta: -5.9 MB). Peak memory consumption was 32.9 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:50,263 INFO L168 Benchmark]: Witness Printer took 6.44 ms. Allocated memory is still 188.7 MB. Free memory is still 110.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:22:50,272 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 107.0 MB. Free memory is still 61.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 611.86 ms. Allocated memory is still 107.0 MB. Free memory was 73.0 MB in the beginning and 76.8 MB in the end (delta: -3.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 83.98 ms. Allocated memory is still 107.0 MB. Free memory was 76.8 MB in the beginning and 74.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 57.27 ms. Allocated memory is still 107.0 MB. Free memory was 74.1 MB in the beginning and 71.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 943.04 ms. Allocated memory was 107.0 MB in the beginning and 151.0 MB in the end (delta: 44.0 MB). Free memory was 71.8 MB in the beginning and 104.1 MB in the end (delta: -32.3 MB). Peak memory consumption was 30.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 6160.98 ms. Allocated memory was 151.0 MB in the beginning and 188.7 MB in the end (delta: 37.7 MB). Free memory was 104.1 MB in the beginning and 110.0 MB in the end (delta: -5.9 MB). Peak memory consumption was 32.9 MB. Max. memory is 16.1 GB. * Witness Printer took 6.44 ms. Allocated memory is still 188.7 MB. Free memory is still 110.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (3 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * i2 + 19 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 6.0s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 5.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.6s. Highest rank in rank-based complementation 3. Minimization of det autom 4. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 116 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 521 SDtfs, 165 SDslu, 1164 SDs, 0 SdLazy, 26 SolverSat, 34 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT1 SILN0 SILU0 SILI1 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital166 mio100 ax100 hnf100 lsp37 ukn100 mio100 lsp100 div103 bol100 ite100 ukn100 eq221 hnf85 smp100 dnf100 smp100 tf101 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 10ms VariablesStem: 0 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 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! Received shutdown request...