./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label28.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label28.c -s /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer --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 f8826e63977e5204bfb153113fa32b1df4948bea 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Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 09:49:15,311 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 09:49:15,314 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 09:49:15,336 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 09:49:15,336 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 09:49:15,337 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 09:49:15,339 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 09:49:15,341 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 09:49:15,343 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 09:49:15,344 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 09:49:15,345 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 09:49:15,347 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 09:49:15,347 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 09:49:15,352 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 09:49:15,354 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 09:49:15,363 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 09:49:15,364 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 09:49:15,370 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 09:49:15,372 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 09:49:15,374 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 09:49:15,376 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 09:49:15,377 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 09:49:15,378 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 09:49:15,379 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 09:49:15,381 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 09:49:15,381 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 09:49:15,382 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 09:49:15,382 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 09:49:15,383 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 09:49:15,384 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 09:49:15,384 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 09:49:15,385 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 09:49:15,385 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 09:49:15,386 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 09:49:15,387 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 09:49:15,387 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 09:49:15,388 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 09:49:15,388 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 09:49:15,388 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 09:49:15,389 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 09:49:15,389 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 09:49:15,390 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-20 09:49:15,414 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 09:49:15,414 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 09:49:15,415 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 09:49:15,416 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 09:49:15,416 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 09:49:15,416 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-20 09:49:15,416 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-20 09:49:15,416 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-20 09:49:15,417 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-20 09:49:15,417 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-20 09:49:15,418 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-20 09:49:15,418 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 09:49:15,418 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 09:49:15,418 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-20 09:49:15,419 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 09:49:15,419 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 09:49:15,419 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 09:49:15,419 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-20 09:49:15,419 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-20 09:49:15,420 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-20 09:49:15,420 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 09:49:15,420 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 09:49:15,420 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-20 09:49:15,420 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 09:49:15,420 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-20 09:49:15,421 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 09:49:15,421 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 09:49:15,421 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-20 09:49:15,421 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 09:49:15,421 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 09:49:15,422 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-20 09:49:15,423 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-20 09:49:15,423 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer 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 -> f8826e63977e5204bfb153113fa32b1df4948bea [2019-11-20 09:49:15,562 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 09:49:15,573 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 09:49:15,576 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 09:49:15,577 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 09:49:15,578 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 09:49:15,578 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label28.c [2019-11-20 09:49:15,651 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/data/25dc971c0/7eab8869b5994484a7ca40070407895e/FLAGad81cc311 [2019-11-20 09:49:16,141 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 09:49:16,142 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/sv-benchmarks/c/eca-rers2012/Problem02_label28.c [2019-11-20 09:49:16,155 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/data/25dc971c0/7eab8869b5994484a7ca40070407895e/FLAGad81cc311 [2019-11-20 09:49:16,453 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/data/25dc971c0/7eab8869b5994484a7ca40070407895e [2019-11-20 09:49:16,455 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 09:49:16,456 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 09:49:16,459 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 09:49:16,459 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 09:49:16,461 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 09:49:16,462 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:49:16" (1/1) ... [2019-11-20 09:49:16,465 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@525ee995 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:16, skipping insertion in model container [2019-11-20 09:49:16,465 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:49:16" (1/1) ... [2019-11-20 09:49:16,472 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 09:49:16,527 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 09:49:16,950 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 09:49:16,955 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 09:49:17,061 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 09:49:17,083 INFO L192 MainTranslator]: Completed translation [2019-11-20 09:49:17,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:17 WrapperNode [2019-11-20 09:49:17,084 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 09:49:17,084 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 09:49:17,085 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 09:49:17,085 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 09:49:17,092 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:17" (1/1) ... [2019-11-20 09:49:17,107 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:17" (1/1) ... [2019-11-20 09:49:17,162 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 09:49:17,163 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 09:49:17,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 09:49:17,163 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 09:49:17,172 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:17" (1/1) ... [2019-11-20 09:49:17,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:17" (1/1) ... [2019-11-20 09:49:17,176 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:17" (1/1) ... [2019-11-20 09:49:17,176 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:17" (1/1) ... [2019-11-20 09:49:17,195 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:17" (1/1) ... [2019-11-20 09:49:17,206 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:17" (1/1) ... [2019-11-20 09:49:17,212 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:17" (1/1) ... [2019-11-20 09:49:17,220 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 09:49:17,221 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 09:49:17,221 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 09:49:17,221 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 09:49:17,222 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/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 [2019-11-20 09:49:17,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 09:49:17,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 09:49:18,660 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 09:49:18,660 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-20 09:49:18,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:49:18 BoogieIcfgContainer [2019-11-20 09:49:18,662 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 09:49:18,662 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-20 09:49:18,662 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-20 09:49:18,665 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-20 09:49:18,667 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 09:49:18,667 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 09:49:16" (1/3) ... [2019-11-20 09:49:18,668 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@38d3a4b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 09:49:18, skipping insertion in model container [2019-11-20 09:49:18,669 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 09:49:18,669 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:49:17" (2/3) ... [2019-11-20 09:49:18,669 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@38d3a4b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 09:49:18, skipping insertion in model container [2019-11-20 09:49:18,669 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 09:49:18,670 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:49:18" (3/3) ... [2019-11-20 09:49:18,672 INFO L371 chiAutomizerObserver]: Analyzing ICFG Problem02_label28.c [2019-11-20 09:49:18,713 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-20 09:49:18,714 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-20 09:49:18,714 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-20 09:49:18,715 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 09:49:18,715 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 09:49:18,716 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-20 09:49:18,716 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 09:49:18,716 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-20 09:49:18,749 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 226 states. [2019-11-20 09:49:18,796 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 221 [2019-11-20 09:49:18,796 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 09:49:18,797 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 09:49:18,804 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 09:49:18,804 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2019-11-20 09:49:18,804 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-20 09:49:18,805 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 226 states. [2019-11-20 09:49:18,812 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 221 [2019-11-20 09:49:18,812 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 09:49:18,812 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 09:49:18,813 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 09:49:18,814 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2019-11-20 09:49:18,819 INFO L794 eck$LassoCheckResult]: Stem: 78#ULTIMATE.startENTRYtrue ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 9#L-1true havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 164#L606-2true [2019-11-20 09:49:18,820 INFO L796 eck$LassoCheckResult]: Loop: 164#L606-2true assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 65#L611true assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 191#L30true assume ((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0;~a28~0 := 9;~a11~0 := 1;~a25~0 := 1;calculate_output_#res := -1; 206#L597true main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 164#L606-2true [2019-11-20 09:49:18,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:49:18,824 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2019-11-20 09:49:18,831 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:49:18,832 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120210174] [2019-11-20 09:49:18,832 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:49:18,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:18,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:18,927 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 09:49:18,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:49:18,928 INFO L82 PathProgramCache]: Analyzing trace with hash 1268139, now seen corresponding path program 1 times [2019-11-20 09:49:18,928 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:49:18,929 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632859346] [2019-11-20 09:49:18,929 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:49:18,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:18,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:18,956 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 09:49:18,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:49:18,958 INFO L82 PathProgramCache]: Analyzing trace with hash 889695341, now seen corresponding path program 1 times [2019-11-20 09:49:18,958 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:49:18,958 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450531957] [2019-11-20 09:49:18,958 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:49:18,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:49:19,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:49:19,018 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1450531957] [2019-11-20 09:49:19,019 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 09:49:19,019 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 09:49:19,020 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879449611] [2019-11-20 09:49:19,138 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 42 [2019-11-20 09:49:19,202 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 09:49:19,203 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 09:49:19,204 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 09:49:19,204 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 09:49:19,204 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 09:49:19,204 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:19,204 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 09:49:19,205 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 09:49:19,205 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem02_label28.c_Iteration1_Loop [2019-11-20 09:49:19,205 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 09:49:19,205 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 09:49:19,230 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:19,237 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:19,278 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:19,290 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:19,293 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:19,297 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:19,300 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:19,311 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:19,563 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 23 [2019-11-20 09:49:19,637 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 09:49:19,637 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:19,654 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 09:49:19,654 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 [2019-11-20 09:49:19,663 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 09:49:19,663 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a17~0=8} Honda state: {~a17~0=8} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/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 [2019-11-20 09:49:19,675 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 09:49:19,678 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 09:49:19,689 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 09:49:19,690 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a25~0=1, ~a28~0=9} Honda state: {~a25~0=1, ~a28~0=9} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/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 [2019-11-20 09:49:19,698 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 09:49:19,698 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 09:49:19,705 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 09:49:19,705 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_calculate_output_#res=-1, ULTIMATE.start_main_~output~0=-1} Honda state: {ULTIMATE.start_calculate_output_#res=-1, ULTIMATE.start_main_~output~0=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:19,726 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 09:49:19,726 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:19,731 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 09:49:19,731 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a19~0=1} Honda state: {~a19~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:19,771 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 09:49:19,772 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:19,782 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 09:49:19,782 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a21~0=1} Honda state: {~a21~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:19,798 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 09:49:19,798 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:19,804 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 09:49:19,804 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret3=0} Honda state: {ULTIMATE.start_main_#t~ret3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:19,816 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 09:49:19,816 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:19,826 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 09:49:19,827 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~input~0=4, ULTIMATE.start_main_#t~nondet2=4, ULTIMATE.start_calculate_output_~input=4, ULTIMATE.start_calculate_output_#in~input=4} Honda state: {ULTIMATE.start_main_~input~0=4, ULTIMATE.start_main_#t~nondet2=4, ULTIMATE.start_calculate_output_~input=4, ULTIMATE.start_calculate_output_#in~input=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:19,846 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 09:49:19,846 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:19,867 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 09:49:19,867 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:19,882 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-20 09:49:19,884 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 09:49:19,884 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 09:49:19,884 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 09:49:19,884 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 09:49:19,884 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 09:49:19,884 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:19,884 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 09:49:19,885 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 09:49:19,885 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem02_label28.c_Iteration1_Loop [2019-11-20 09:49:19,885 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 09:49:19,885 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 09:49:19,890 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:19,907 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:19,911 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:19,950 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:19,959 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:19,962 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:19,964 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:19,967 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:20,202 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 23 [2019-11-20 09:49:20,236 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 09:49:20,241 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:20,255 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 [2019-11-20 09:49:20,257 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:20,258 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:20,258 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 09:49:20,262 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 09:49:20,262 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:20,266 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:20,282 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 [2019-11-20 09:49:20,284 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:20,284 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:20,284 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 09:49:20,286 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 09:49:20,286 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:20,289 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:20,306 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 [2019-11-20 09:49:20,307 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:20,308 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,308 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-20 09:49:20,308 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:20,317 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 09:49:20,317 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 09:49:20,323 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:20,339 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 [2019-11-20 09:49:20,341 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:20,341 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:20,341 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 09:49:20,343 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 09:49:20,343 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:20,346 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:20,361 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 [2019-11-20 09:49:20,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:20,363 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:20,363 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 09:49:20,364 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 09:49:20,364 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:20,366 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:20,380 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 [2019-11-20 09:49:20,382 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:20,382 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:20,383 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 09:49:20,385 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 09:49:20,385 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:20,390 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:20,405 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 [2019-11-20 09:49:20,406 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:20,406 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,407 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,407 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:20,407 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 09:49:20,410 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 09:49:20,411 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:20,413 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/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 [2019-11-20 09:49:20,426 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 [2019-11-20 09:49:20,428 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:20,428 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,429 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,429 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 09:49:20,429 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 09:49:20,432 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:20,433 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 09:49:20,435 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 09:49:20,439 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 19 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 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:20,447 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 [2019-11-20 09:49:20,449 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:20,449 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,450 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:20,450 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 09:49:20,455 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 09:49:20,457 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 09:49:20,461 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:20,484 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 [2019-11-20 09:49:20,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:20,486 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:20,487 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 09:49:20,493 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 09:49:20,493 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:20,495 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:20,511 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 [2019-11-20 09:49:20,513 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:20,513 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,513 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-20 09:49:20,513 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 09:49:20,523 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-20 09:49:20,523 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:20,531 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:20,539 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 [2019-11-20 09:49:20,541 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:20,541 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:20,542 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 09:49:20,543 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 09:49:20,544 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:20,547 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:20,555 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 [2019-11-20 09:49:20,558 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:20,558 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:20,559 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 09:49:20,560 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 09:49:20,560 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:20,569 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:20,575 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 [2019-11-20 09:49:20,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:20,577 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:20,577 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 09:49:20,578 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 09:49:20,578 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:20,581 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:20,586 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 [2019-11-20 09:49:20,588 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:20,588 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:20,589 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 09:49:20,589 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 09:49:20,590 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:20,592 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:20,598 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 [2019-11-20 09:49:20,599 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:20,600 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,600 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 09:49:20,600 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 09:49:20,602 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 09:49:20,602 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:20,607 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 09:49:20,609 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:20,613 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 [2019-11-20 09:49:20,616 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:20,616 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,616 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:20,617 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:20,620 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:20,620 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:20,626 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:20,632 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 [2019-11-20 09:49:20,634 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:20,634 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:20,634 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:20,636 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:20,636 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:20,639 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:20,644 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 [2019-11-20 09:49:20,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:20,647 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,647 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-20 09:49:20,647 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:20,655 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 09:49:20,656 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:20,666 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:20,672 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 [2019-11-20 09:49:20,674 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:20,674 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:20,675 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:20,677 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:20,677 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:20,681 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:20,687 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 [2019-11-20 09:49:20,689 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:20,689 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,690 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:20,690 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:20,691 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:20,691 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:20,698 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:20,705 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 [2019-11-20 09:49:20,707 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:20,708 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:20,708 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:20,709 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:20,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:20,712 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:20,718 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 [2019-11-20 09:49:20,720 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:20,720 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:20,720 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:20,721 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:20,721 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:20,724 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:20,729 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 [2019-11-20 09:49:20,731 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:20,731 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,731 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,731 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 09:49:20,732 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:20,734 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 09:49:20,734 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:20,740 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 09:49:20,741 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:20,745 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 [2019-11-20 09:49:20,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:20,748 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:20,749 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 09:49:20,753 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 09:49:20,754 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:20,760 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:20,766 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 [2019-11-20 09:49:20,768 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:20,768 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:20,768 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 09:49:20,770 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 09:49:20,770 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:20,774 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:20,783 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 [2019-11-20 09:49:20,785 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:20,785 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,786 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-20 09:49:20,786 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 09:49:20,795 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-20 09:49:20,795 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:20,808 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:20,814 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 [2019-11-20 09:49:20,816 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:20,816 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:20,817 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 09:49:20,819 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 09:49:20,819 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:20,824 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:20,833 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 [2019-11-20 09:49:20,835 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:20,836 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:20,836 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 09:49:20,837 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 09:49:20,837 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:20,840 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:20,854 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 [2019-11-20 09:49:20,856 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:20,857 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,857 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,857 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:20,857 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 09:49:20,858 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 09:49:20,858 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:20,861 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:20,871 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 [2019-11-20 09:49:20,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:20,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:20,873 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 09:49:20,874 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 09:49:20,874 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:20,877 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:20,882 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 [2019-11-20 09:49:20,884 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:20,885 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,885 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 09:49:20,885 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 09:49:20,888 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-20 09:49:20,888 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:20,894 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 09:49:20,896 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:20,900 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 [2019-11-20 09:49:20,903 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:20,903 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 09:49:20,903 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:20,903 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 09:49:20,907 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 09:49:20,907 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:20,914 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:20,920 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 [2019-11-20 09:49:20,922 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:20,922 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 09:49:20,922 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:20,922 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 09:49:20,924 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 09:49:20,924 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:20,928 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:20,933 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 [2019-11-20 09:49:20,935 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:20,935 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 09:49:20,935 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,936 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,936 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-20 09:49:20,936 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 09:49:20,944 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-20 09:49:20,944 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 09:49:20,960 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 Starting monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:20,965 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 [2019-11-20 09:49:20,968 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:20,968 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 09:49:20,968 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:20,968 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 09:49:20,970 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 09:49:20,970 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:20,975 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:20,981 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 [2019-11-20 09:49:20,983 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:20,983 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 09:49:20,983 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:20,983 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 09:49:20,985 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 09:49:20,985 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:20,988 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:20,994 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 [2019-11-20 09:49:20,996 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:20,996 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 09:49:20,996 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:20,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:20,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:20,997 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 09:49:20,998 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 09:49:20,998 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:21,001 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:21,011 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 [2019-11-20 09:49:21,013 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:21,013 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 09:49:21,013 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:21,013 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:21,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:21,013 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 09:49:21,014 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 09:49:21,014 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:21,017 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:21,027 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 [2019-11-20 09:49:21,029 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:21,029 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 09:49:21,029 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:21,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:21,030 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 09:49:21,030 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 09:49:21,032 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 09:49:21,033 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:21,040 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 09:49:21,041 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:21,046 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 [2019-11-20 09:49:21,049 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:21,049 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 09:49:21,050 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:21,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:21,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:21,050 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:21,055 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:21,055 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 09:49:21,090 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:21,103 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 [2019-11-20 09:49:21,105 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:21,105 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 09:49:21,105 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:21,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:21,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:21,106 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:21,107 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:21,108 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:21,113 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:21,122 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 [2019-11-20 09:49:21,125 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:21,125 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 09:49:21,125 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:21,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:21,125 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-20 09:49:21,126 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:21,140 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 09:49:21,140 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:21,175 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:21,182 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 [2019-11-20 09:49:21,185 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:21,185 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 09:49:21,185 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:21,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:21,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:21,186 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:21,188 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:21,188 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:21,196 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:21,203 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 [2019-11-20 09:49:21,206 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:21,206 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 09:49:21,206 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:21,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:21,206 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:21,206 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:21,208 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:21,208 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:21,213 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:21,223 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 [2019-11-20 09:49:21,225 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:21,226 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 09:49:21,226 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:21,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:21,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:21,226 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:21,227 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:21,227 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:21,234 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:21,241 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 [2019-11-20 09:49:21,243 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:21,243 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 09:49:21,243 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:21,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:21,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:21,244 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:21,245 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:21,245 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:21,249 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:21,257 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 [2019-11-20 09:49:21,260 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:21,260 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 09:49:21,260 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:21,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:21,261 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 09:49:21,261 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:21,264 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 09:49:21,264 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:21,274 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 09:49:21,276 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:21,280 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 [2019-11-20 09:49:21,285 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:21,285 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 09:49:21,285 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:21,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:21,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:21,286 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 09:49:21,291 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 09:49:21,291 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:21,307 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:21,313 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 [2019-11-20 09:49:21,315 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:21,316 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 09:49:21,316 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:21,316 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:21,316 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:21,316 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 09:49:21,318 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 09:49:21,318 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:21,326 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:21,332 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 [2019-11-20 09:49:21,335 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:21,335 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 09:49:21,335 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:21,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:21,335 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-20 09:49:21,335 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 09:49:21,346 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-20 09:49:21,347 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:21,382 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:21,388 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 [2019-11-20 09:49:21,390 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:21,391 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 09:49:21,391 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:21,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:21,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:21,391 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 09:49:21,394 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 09:49:21,394 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:21,404 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:21,411 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 [2019-11-20 09:49:21,413 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:21,413 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 09:49:21,413 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:21,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:21,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:21,414 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 09:49:21,415 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 09:49:21,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:21,422 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:21,428 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 [2019-11-20 09:49:21,430 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:21,431 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 09:49:21,431 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:21,431 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:21,431 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:21,431 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 09:49:21,433 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 09:49:21,433 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:21,440 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:21,445 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 [2019-11-20 09:49:21,448 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:21,448 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 09:49:21,448 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:21,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:21,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:21,448 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 09:49:21,450 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 09:49:21,450 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:21,455 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:21,460 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 [2019-11-20 09:49:21,463 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:21,463 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 09:49:21,463 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:21,463 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:21,463 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 09:49:21,463 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 09:49:21,467 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-20 09:49:21,467 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 09:49:21,481 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:21,483 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:21,487 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 [2019-11-20 09:49:21,489 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:21,489 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 09:49:21,490 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:21,490 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:21,490 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:21,490 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:21,493 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:21,493 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:21,500 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:21,506 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 [2019-11-20 09:49:21,507 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:21,508 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 09:49:21,508 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:21,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:21,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:21,508 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:21,509 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:21,509 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:21,513 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:21,518 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 [2019-11-20 09:49:21,520 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:21,520 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 09:49:21,520 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:21,521 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:21,521 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-20 09:49:21,521 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:21,528 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 09:49:21,528 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:21,544 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:21,549 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 [2019-11-20 09:49:21,551 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:21,552 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 09:49:21,552 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:21,552 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:21,552 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:21,552 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:21,554 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:21,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:21,559 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:21,565 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 [2019-11-20 09:49:21,567 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:21,567 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 09:49:21,567 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:21,567 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:21,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:21,568 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:21,569 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:21,569 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:21,572 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:21,577 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 [2019-11-20 09:49:21,579 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:21,579 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 09:49:21,579 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:21,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:21,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:21,580 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:21,581 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:21,581 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:21,584 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:21,590 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 [2019-11-20 09:49:21,591 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:21,592 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 09:49:21,592 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:21,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:21,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:21,592 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:21,593 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:21,593 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:21,596 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:21,605 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 [2019-11-20 09:49:21,607 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:21,607 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 09:49:21,607 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:21,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:21,608 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 09:49:21,608 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:21,610 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 09:49:21,610 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:21,617 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 09:49:21,619 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:21,627 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 [2019-11-20 09:49:21,630 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:21,630 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 09:49:21,630 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:21,630 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:21,630 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:21,631 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 09:49:21,635 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 09:49:21,636 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:21,648 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:21,654 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 [2019-11-20 09:49:21,656 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:21,657 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 09:49:21,657 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:21,657 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:21,657 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:21,657 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 09:49:21,659 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 09:49:21,659 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:21,663 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:21,669 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 [2019-11-20 09:49:21,671 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:21,672 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 09:49:21,672 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:21,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:21,672 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-20 09:49:21,672 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 09:49:21,688 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-20 09:49:21,689 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:21,722 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:21,731 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 [2019-11-20 09:49:21,733 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:21,733 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 09:49:21,733 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:21,734 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:21,734 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:21,734 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 09:49:21,736 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 09:49:21,737 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:21,744 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:21,750 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 [2019-11-20 09:49:21,752 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:21,752 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 09:49:21,752 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:21,752 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:21,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:21,752 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 09:49:21,754 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 09:49:21,754 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:21,759 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:21,764 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 [2019-11-20 09:49:21,766 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:21,767 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 09:49:21,767 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:21,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:21,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:21,767 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 09:49:21,769 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 09:49:21,769 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:21,774 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 81 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 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:21,779 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 [2019-11-20 09:49:21,781 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:21,781 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 09:49:21,781 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:21,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:21,781 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:21,781 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 09:49:21,782 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 09:49:21,783 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 09:49:21,787 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:21,792 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 [2019-11-20 09:49:21,794 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:21,794 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 09:49:21,794 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:21,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:21,795 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 09:49:21,795 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 09:49:21,799 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 09:49:21,799 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:21,814 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 09:49:21,816 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:49:21,831 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 09:49:21,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 09:49:21,833 INFO L87 Difference]: Start difference. First operand 226 states. Second operand 3 states. [2019-11-20 09:49:22,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:49:22,675 INFO L93 Difference]: Finished difference Result 374 states and 489 transitions. [2019-11-20 09:49:22,676 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 09:49:22,677 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 374 states and 489 transitions. [2019-11-20 09:49:22,684 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 305 [2019-11-20 09:49:22,692 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 374 states to 307 states and 409 transitions. [2019-11-20 09:49:22,693 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 307 [2019-11-20 09:49:22,695 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 307 [2019-11-20 09:49:22,695 INFO L73 IsDeterministic]: Start isDeterministic. Operand 307 states and 409 transitions. [2019-11-20 09:49:22,698 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 09:49:22,698 INFO L688 BuchiCegarLoop]: Abstraction has 307 states and 409 transitions. [2019-11-20 09:49:22,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 307 states and 409 transitions. [2019-11-20 09:49:22,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 307 to 305. [2019-11-20 09:49:22,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 305 states. [2019-11-20 09:49:22,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 305 states and 405 transitions. [2019-11-20 09:49:22,772 INFO L711 BuchiCegarLoop]: Abstraction has 305 states and 405 transitions. [2019-11-20 09:49:22,772 INFO L591 BuchiCegarLoop]: Abstraction has 305 states and 405 transitions. [2019-11-20 09:49:22,772 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-20 09:49:22,772 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 305 states and 405 transitions. [2019-11-20 09:49:22,775 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 303 [2019-11-20 09:49:22,775 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 09:49:22,775 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 09:49:22,776 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 09:49:22,777 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 09:49:22,777 INFO L794 eck$LassoCheckResult]: Stem: 765#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 630#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 631#L606-2 [2019-11-20 09:49:22,777 INFO L796 eck$LassoCheckResult]: Loop: 631#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 720#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 756#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 760#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 776#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 712#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 713#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 705#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 633#L54 assume (((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0);~a28~0 := 7;~a11~0 := 1;~a25~0 := 0;calculate_output_#res := -1; 634#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 631#L606-2 [2019-11-20 09:49:22,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:49:22,778 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 2 times [2019-11-20 09:49:22,778 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:49:22,778 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846561673] [2019-11-20 09:49:22,778 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:49:22,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:22,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:22,791 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 09:49:22,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:49:22,791 INFO L82 PathProgramCache]: Analyzing trace with hash 1948456188, now seen corresponding path program 1 times [2019-11-20 09:49:22,791 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:49:22,792 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650920940] [2019-11-20 09:49:22,792 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:49:22,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:22,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:22,815 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 09:49:22,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:49:22,815 INFO L82 PathProgramCache]: Analyzing trace with hash -141898178, now seen corresponding path program 1 times [2019-11-20 09:49:22,816 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:49:22,816 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577878351] [2019-11-20 09:49:22,816 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:49:22,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:49:22,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:49:22,846 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577878351] [2019-11-20 09:49:22,846 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 09:49:22,846 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 09:49:22,847 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302283143] [2019-11-20 09:49:22,970 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 41 [2019-11-20 09:49:23,002 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 09:49:23,002 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 09:49:23,002 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 09:49:23,002 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 09:49:23,002 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 09:49:23,002 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,003 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 09:49:23,003 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 09:49:23,003 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem02_label28.c_Iteration2_Loop [2019-11-20 09:49:23,003 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 09:49:23,003 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 09:49:23,005 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:23,008 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:23,013 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:23,015 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:23,017 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:23,024 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:23,030 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:23,039 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:23,235 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 09:49:23,235 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:23,246 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 09:49:23,246 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,251 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 09:49:23,251 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a17~0=8} Honda state: {~a17~0=8} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:23,258 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 09:49:23,258 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,264 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 09:49:23,264 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_calculate_output_#res=-1, ULTIMATE.start_main_~output~0=-1} Honda state: {ULTIMATE.start_calculate_output_#res=-1, ULTIMATE.start_main_~output~0=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:23,271 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 09:49:23,271 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,275 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 09:49:23,275 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a19~0=-2} Honda state: {~a19~0=-2} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:23,282 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 09:49:23,282 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,286 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 09:49:23,286 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret3=0} Honda state: {ULTIMATE.start_main_#t~ret3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 87 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 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,294 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 09:49:23,294 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 09:49:23,297 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 09:49:23,297 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a21~0=1} Honda state: {~a21~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:23,303 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 09:49:23,303 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:23,316 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 09:49:23,316 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,334 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-20 09:49:23,336 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 09:49:23,336 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 09:49:23,336 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 09:49:23,336 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 09:49:23,337 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 09:49:23,337 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,337 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 09:49:23,337 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 09:49:23,337 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem02_label28.c_Iteration2_Loop [2019-11-20 09:49:23,337 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 09:49:23,337 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 09:49:23,339 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:23,343 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:23,346 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:23,348 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:23,351 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:23,357 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:23,372 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:23,381 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:23,551 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 09:49:23,551 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:23,559 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 [2019-11-20 09:49:23,561 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:23,561 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:23,561 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:23,561 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:23,561 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 09:49:23,562 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 09:49:23,562 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,564 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:23,569 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 [2019-11-20 09:49:23,571 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:23,571 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:23,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:23,571 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 09:49:23,571 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 09:49:23,572 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:23,572 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,574 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:23,583 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 [2019-11-20 09:49:23,584 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:23,584 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:23,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:23,584 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:23,585 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 09:49:23,585 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 09:49:23,585 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,587 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:23,592 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 [2019-11-20 09:49:23,594 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:23,594 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:23,594 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:23,594 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:23,594 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 09:49:23,595 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 09:49:23,595 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,597 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:23,602 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 [2019-11-20 09:49:23,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:23,603 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:23,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:23,603 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 09:49:23,604 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 09:49:23,605 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:23,605 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 09:49:23,608 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Waiting until toolchain timeout for monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 Starting monitored process 95 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 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,612 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 [2019-11-20 09:49:23,613 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:23,613 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:23,613 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:23,613 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 09:49:23,613 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 09:49:23,615 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:23,615 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 09:49:23,618 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 96 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 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,622 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 [2019-11-20 09:49:23,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:23,623 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:23,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:23,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:23,623 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 09:49:23,627 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 09:49:23,627 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 09:49:23,629 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 97 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 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,633 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 [2019-11-20 09:49:23,634 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:23,634 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:23,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:23,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:23,635 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 09:49:23,635 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 09:49:23,635 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 09:49:23,637 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 09:49:23,638 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 98 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 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,641 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 [2019-11-20 09:49:23,642 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:23,642 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:23,642 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:23,642 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:23,642 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 09:49:23,643 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 09:49:23,643 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 09:49:23,644 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 99 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 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,648 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 [2019-11-20 09:49:23,649 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:23,649 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:23,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:23,649 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 09:49:23,650 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 09:49:23,650 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 09:49:23,650 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 09:49:23,652 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 100 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 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,656 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 [2019-11-20 09:49:23,657 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:23,657 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:23,657 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:23,657 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:23,657 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 09:49:23,658 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 09:49:23,658 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 09:49:23,659 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 101 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 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,671 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 [2019-11-20 09:49:23,672 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:23,672 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:23,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:23,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:23,672 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 09:49:23,673 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 09:49:23,673 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 09:49:23,674 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 102 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 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,678 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 [2019-11-20 09:49:23,680 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:23,680 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:23,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:23,680 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 09:49:23,680 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 09:49:23,681 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 09:49:23,681 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 09:49:23,686 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 103 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 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,691 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 [2019-11-20 09:49:23,692 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:23,692 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:23,692 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:23,692 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 09:49:23,692 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 09:49:23,695 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 09:49:23,695 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 09:49:23,699 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:23,710 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 [2019-11-20 09:49:23,712 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:23,713 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:23,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:23,713 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:23,713 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 09:49:23,715 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 09:49:23,715 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,719 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:23,725 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 [2019-11-20 09:49:23,727 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:23,727 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:23,727 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:23,727 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:23,727 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 09:49:23,728 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 09:49:23,728 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,731 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 09:49:23,733 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 106 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 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,739 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 [2019-11-20 09:49:23,740 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:23,741 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:23,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:23,741 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:23,741 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:23,741 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:23,742 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 09:49:23,746 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:23,763 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 [2019-11-20 09:49:23,765 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:23,765 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:23,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:23,766 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 09:49:23,766 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:23,767 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 09:49:23,768 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,770 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:23,776 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 [2019-11-20 09:49:23,778 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:23,778 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:23,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:23,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:23,779 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:23,779 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:23,779 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,781 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:23,789 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 [2019-11-20 09:49:23,791 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:23,791 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:23,792 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:23,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:23,792 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,793 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:23,793 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 09:49:23,795 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 110 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 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,799 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 [2019-11-20 09:49:23,800 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:23,800 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:23,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:23,801 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 09:49:23,801 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:23,802 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 09:49:23,802 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 09:49:23,806 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 111 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 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,811 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 [2019-11-20 09:49:23,813 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:23,813 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:23,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:23,813 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 09:49:23,813 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:23,822 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 09:49:23,822 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 09:49:23,830 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:23,842 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 [2019-11-20 09:49:23,845 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:23,845 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:23,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:23,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:23,845 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:23,848 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:23,849 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,854 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:23,859 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 [2019-11-20 09:49:23,861 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:23,861 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:23,861 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:23,862 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:23,862 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:23,863 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:23,863 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,867 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 09:49:23,868 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:23,872 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 [2019-11-20 09:49:23,874 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:23,874 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:23,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:23,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:23,875 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 09:49:23,876 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 09:49:23,876 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,879 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 115 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:23,884 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 [2019-11-20 09:49:23,886 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:23,886 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:23,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:23,887 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 09:49:23,887 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 09:49:23,888 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-20 09:49:23,888 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 115 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,892 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 116 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 116 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,897 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 [2019-11-20 09:49:23,898 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:23,899 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:23,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:23,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:23,899 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 09:49:23,899 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 09:49:23,900 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 09:49:23,902 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 117 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 117 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,907 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 [2019-11-20 09:49:23,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:23,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:23,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:23,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:23,909 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 09:49:23,910 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 09:49:23,911 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 09:49:23,913 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 118 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 118 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,916 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 [2019-11-20 09:49:23,918 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:23,918 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:23,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:23,918 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 09:49:23,918 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 09:49:23,920 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-20 09:49:23,920 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 09:49:23,924 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 119 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 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,928 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 [2019-11-20 09:49:23,929 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:23,929 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:23,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:23,929 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 09:49:23,930 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 09:49:23,934 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-20 09:49:23,934 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 09:49:23,942 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 120 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 120 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,968 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 [2019-11-20 09:49:23,970 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:23,970 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:23,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:23,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:23,971 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 09:49:23,973 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 09:49:23,973 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 09:49:23,977 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 121 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:23,985 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 [2019-11-20 09:49:23,987 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 09:49:23,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:23,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:23,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:23,988 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 09:49:23,990 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 09:49:23,990 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 121 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,994 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 09:49:23,996 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 122 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 122 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:23,999 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 [2019-11-20 09:49:24,000 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,000 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 09:49:24,000 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:24,000 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 09:49:24,001 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 09:49:24,001 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 09:49:24,004 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 123 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 123 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,008 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 [2019-11-20 09:49:24,009 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,010 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 09:49:24,010 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,010 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,010 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 09:49:24,010 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 09:49:24,014 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 09:49:24,015 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 09:49:24,017 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 124 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 124 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,029 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 [2019-11-20 09:49:24,030 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,030 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 09:49:24,030 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,031 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,031 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:24,031 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 09:49:24,031 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 09:49:24,031 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 09:49:24,033 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 125 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 125 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,038 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 [2019-11-20 09:49:24,039 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,039 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 09:49:24,039 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,040 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:24,040 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 09:49:24,040 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 09:49:24,040 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 09:49:24,043 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 126 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 126 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,047 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 [2019-11-20 09:49:24,048 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,048 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 09:49:24,048 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,048 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 09:49:24,048 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 09:49:24,050 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 09:49:24,050 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 09:49:24,054 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 127 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 127 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,058 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 [2019-11-20 09:49:24,060 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,060 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 09:49:24,060 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,061 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,061 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 09:49:24,061 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 09:49:24,069 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 09:49:24,069 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 09:49:24,082 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:24,092 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 [2019-11-20 09:49:24,094 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,094 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 09:49:24,094 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:24,095 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 09:49:24,097 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 09:49:24,097 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,104 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:24,113 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 [2019-11-20 09:49:24,115 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,115 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 09:49:24,115 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:24,115 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 09:49:24,116 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 09:49:24,117 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,121 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 09:49:24,124 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:24,128 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 [2019-11-20 09:49:24,130 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,130 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 09:49:24,130 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,131 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:24,131 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:24,132 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:24,132 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,138 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:24,143 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 [2019-11-20 09:49:24,145 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,145 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 09:49:24,146 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,146 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 09:49:24,146 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:24,147 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 09:49:24,147 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,154 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:24,160 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 [2019-11-20 09:49:24,162 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,162 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 09:49:24,162 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,162 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,162 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:24,162 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:24,163 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:24,163 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,167 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:24,172 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 [2019-11-20 09:49:24,174 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,175 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 09:49:24,175 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,175 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,175 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:24,175 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:24,176 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:24,176 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,182 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:24,187 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 [2019-11-20 09:49:24,189 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,189 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 09:49:24,189 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,189 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 09:49:24,190 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:24,192 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 09:49:24,192 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,202 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 135 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:24,207 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 [2019-11-20 09:49:24,210 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,210 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 09:49:24,210 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,210 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 09:49:24,210 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:24,215 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 09:49:24,215 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 135 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,232 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:24,238 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 [2019-11-20 09:49:24,240 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,241 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 09:49:24,241 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:24,241 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:24,244 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:24,244 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,255 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 137 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:24,261 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 [2019-11-20 09:49:24,263 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,263 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 09:49:24,263 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:24,263 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:24,266 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:24,266 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 137 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,273 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 09:49:24,274 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:24,278 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 [2019-11-20 09:49:24,281 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,281 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 09:49:24,281 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,281 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,281 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:24,281 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 09:49:24,283 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 09:49:24,283 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,291 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 139 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:24,297 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 [2019-11-20 09:49:24,299 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,300 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 09:49:24,300 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,300 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 09:49:24,300 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 09:49:24,302 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-20 09:49:24,302 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 139 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,309 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 140 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 140 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,318 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 [2019-11-20 09:49:24,319 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,320 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 09:49:24,320 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:24,320 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 09:49:24,321 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 09:49:24,321 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 09:49:24,326 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 141 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 141 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,330 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 [2019-11-20 09:49:24,334 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,334 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 09:49:24,334 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:24,334 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 09:49:24,337 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 09:49:24,337 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 09:49:24,346 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 142 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:24,355 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 142 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,357 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,357 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 09:49:24,357 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,357 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 09:49:24,357 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 09:49:24,361 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-20 09:49:24,361 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 09:49:24,375 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 143 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:24,383 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 [2019-11-20 09:49:24,385 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,385 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 09:49:24,385 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,386 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 09:49:24,386 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 09:49:24,392 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-20 09:49:24,393 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 143 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,416 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 144 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:24,423 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 [2019-11-20 09:49:24,426 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,426 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 09:49:24,426 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,426 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,426 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:24,426 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 09:49:24,431 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 09:49:24,431 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 144 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,446 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 145 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:24,453 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 [2019-11-20 09:49:24,456 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,456 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 09:49:24,456 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,456 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,456 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:24,456 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 09:49:24,459 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 09:49:24,459 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 145 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,470 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 09:49:24,471 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 146 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:24,477 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 [2019-11-20 09:49:24,479 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,479 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 09:49:24,479 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:24,480 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:24,481 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:24,481 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 146 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,484 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 147 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:24,490 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 [2019-11-20 09:49:24,492 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,492 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 09:49:24,492 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,492 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,492 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 09:49:24,493 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:24,494 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 09:49:24,494 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 147 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,498 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 148 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:24,510 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 [2019-11-20 09:49:24,513 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,513 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 09:49:24,513 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,513 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:24,513 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:24,514 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:24,514 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 148 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,517 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 149 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:24,523 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 [2019-11-20 09:49:24,525 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,525 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 09:49:24,525 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,525 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:24,526 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:24,527 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:24,527 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 149 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,530 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 150 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:24,535 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 [2019-11-20 09:49:24,537 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,538 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 09:49:24,538 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,538 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 09:49:24,538 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:24,540 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 09:49:24,540 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 150 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,547 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 151 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:24,553 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 [2019-11-20 09:49:24,554 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,554 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 09:49:24,555 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,555 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 09:49:24,555 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:24,559 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 09:49:24,559 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 151 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,569 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 152 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:24,575 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 [2019-11-20 09:49:24,577 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,577 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 09:49:24,577 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:24,577 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:24,580 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:24,580 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 152 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,587 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 153 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:24,592 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 [2019-11-20 09:49:24,594 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,594 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 09:49:24,594 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,594 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,594 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:24,594 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 09:49:24,596 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 09:49:24,596 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 153 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,601 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 09:49:24,602 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 154 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:24,606 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 [2019-11-20 09:49:24,608 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,609 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 09:49:24,609 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:24,609 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 09:49:24,610 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 09:49:24,611 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 154 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,615 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 155 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:24,620 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 [2019-11-20 09:49:24,622 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,622 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 09:49:24,623 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,623 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 09:49:24,623 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 09:49:24,625 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 09:49:24,625 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 155 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,631 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 156 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:24,636 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 [2019-11-20 09:49:24,638 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,638 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 09:49:24,638 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,639 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:24,639 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 09:49:24,640 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 09:49:24,640 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 156 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,644 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 157 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:24,649 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 [2019-11-20 09:49:24,652 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,652 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 09:49:24,652 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:24,653 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 09:49:24,654 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 09:49:24,654 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 157 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,659 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 158 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:24,664 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 [2019-11-20 09:49:24,666 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,667 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 09:49:24,667 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,667 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,667 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 09:49:24,667 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 09:49:24,671 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 09:49:24,671 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 158 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,684 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 159 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:24,690 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 [2019-11-20 09:49:24,692 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,692 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 09:49:24,692 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,693 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 09:49:24,693 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 09:49:24,700 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 09:49:24,700 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 159 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,721 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 160 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:24,726 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 [2019-11-20 09:49:24,729 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,729 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 09:49:24,729 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:24,729 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 09:49:24,733 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. Waiting until toolchain timeout for monitored process 160 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,734 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 09:49:24,746 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 161 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:24,755 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 [2019-11-20 09:49:24,757 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 09:49:24,757 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 09:49:24,757 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 09:49:24,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 09:49:24,758 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 09:49:24,758 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 09:49:24,761 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 09:49:24,761 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 161 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:24,769 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 09:49:24,771 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:49:24,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 09:49:24,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 09:49:24,771 INFO L87 Difference]: Start difference. First operand 305 states and 405 transitions. cyclomatic complexity: 101 Second operand 3 states. [2019-11-20 09:49:25,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:49:25,311 INFO L93 Difference]: Finished difference Result 590 states and 749 transitions. [2019-11-20 09:49:25,311 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 09:49:25,311 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 590 states and 749 transitions. [2019-11-20 09:49:25,317 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 588 [2019-11-20 09:49:25,323 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 590 states to 590 states and 749 transitions. [2019-11-20 09:49:25,323 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 590 [2019-11-20 09:49:25,324 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 590 [2019-11-20 09:49:25,325 INFO L73 IsDeterministic]: Start isDeterministic. Operand 590 states and 749 transitions. [2019-11-20 09:49:25,328 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 09:49:25,328 INFO L688 BuchiCegarLoop]: Abstraction has 590 states and 749 transitions. [2019-11-20 09:49:25,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states and 749 transitions. [2019-11-20 09:49:25,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 590. [2019-11-20 09:49:25,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 590 states. [2019-11-20 09:49:25,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 590 states and 749 transitions. [2019-11-20 09:49:25,356 INFO L711 BuchiCegarLoop]: Abstraction has 590 states and 749 transitions. [2019-11-20 09:49:25,356 INFO L591 BuchiCegarLoop]: Abstraction has 590 states and 749 transitions. [2019-11-20 09:49:25,356 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-11-20 09:49:25,356 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 590 states and 749 transitions. [2019-11-20 09:49:25,360 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 588 [2019-11-20 09:49:25,360 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 09:49:25,360 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 09:49:25,361 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 09:49:25,361 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 1, 1, 1] [2019-11-20 09:49:25,361 INFO L794 eck$LassoCheckResult]: Stem: 1676#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 1534#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 1535#L606-2 [2019-11-20 09:49:25,362 INFO L796 eck$LassoCheckResult]: Loop: 1535#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 2015#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 2014#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 2013#L35 assume 8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0);~a28~0 := 10;calculate_output_#res := 22; 1531#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 1626#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 1627#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 1662#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 1669#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 1688#L38 assume 1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0;~a28~0 := 7;~a25~0 := 1;calculate_output_#res := 22; 1567#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 1535#L606-2 [2019-11-20 09:49:25,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:49:25,362 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 3 times [2019-11-20 09:49:25,362 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:49:25,362 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697752766] [2019-11-20 09:49:25,363 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:49:25,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:25,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:25,372 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 09:49:25,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:49:25,373 INFO L82 PathProgramCache]: Analyzing trace with hash 1689438932, now seen corresponding path program 1 times [2019-11-20 09:49:25,373 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:49:25,373 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644807120] [2019-11-20 09:49:25,373 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:49:25,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:49:25,396 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:49:25,396 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644807120] [2019-11-20 09:49:25,396 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 09:49:25,396 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 09:49:25,396 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811118979] [2019-11-20 09:49:25,397 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-20 09:49:25,397 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:49:25,397 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 09:49:25,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 09:49:25,397 INFO L87 Difference]: Start difference. First operand 590 states and 749 transitions. cyclomatic complexity: 160 Second operand 3 states. [2019-11-20 09:49:25,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:49:25,872 INFO L93 Difference]: Finished difference Result 1149 states and 1416 transitions. [2019-11-20 09:49:25,872 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 09:49:25,872 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1149 states and 1416 transitions. [2019-11-20 09:49:25,881 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1147 [2019-11-20 09:49:25,890 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1149 states to 1149 states and 1416 transitions. [2019-11-20 09:49:25,891 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1149 [2019-11-20 09:49:25,892 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1149 [2019-11-20 09:49:25,892 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1149 states and 1416 transitions. [2019-11-20 09:49:25,894 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 09:49:25,895 INFO L688 BuchiCegarLoop]: Abstraction has 1149 states and 1416 transitions. [2019-11-20 09:49:25,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1149 states and 1416 transitions. [2019-11-20 09:49:25,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1149 to 1149. [2019-11-20 09:49:25,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1149 states. [2019-11-20 09:49:25,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 1149 states and 1416 transitions. [2019-11-20 09:49:25,921 INFO L711 BuchiCegarLoop]: Abstraction has 1149 states and 1416 transitions. [2019-11-20 09:49:25,921 INFO L591 BuchiCegarLoop]: Abstraction has 1149 states and 1416 transitions. [2019-11-20 09:49:25,922 INFO L424 BuchiCegarLoop]: ======== Iteration 4============ [2019-11-20 09:49:25,922 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1149 states and 1416 transitions. [2019-11-20 09:49:25,928 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1147 [2019-11-20 09:49:25,928 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 09:49:25,929 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 09:49:25,930 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 09:49:25,930 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 09:49:25,931 INFO L794 eck$LassoCheckResult]: Stem: 3407#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 3278#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 3279#L606-2 [2019-11-20 09:49:25,931 INFO L796 eck$LassoCheckResult]: Loop: 3279#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 3366#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 3399#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 3402#L35 assume 8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0);~a28~0 := 10;calculate_output_#res := 22; 3275#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 3645#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 3642#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 3639#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 3636#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 3633#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 3630#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 3627#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 3624#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 3621#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 3618#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 3615#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 3612#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 3609#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 3606#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 3602#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 3599#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 3596#L99 assume (!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0;~a17~0 := 7;~a25~0 := 0;~a11~0 := 1;~a28~0 := 10;~a19~0 := 0;calculate_output_#res := -1; 3560#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 3644#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 3641#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 3638#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 3635#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 3632#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 3629#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 3626#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 3623#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 3620#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 3617#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 3614#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 3611#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 3608#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 3604#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 3601#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 3598#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 3595#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 3592#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 3589#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 3586#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 3583#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 3580#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 3577#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 3573#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 3570#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 3567#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 3564#L154 assume 1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0;~a25~0 := 1;~a19~0 := 1;~a28~0 := 7;calculate_output_#res := -1; 3421#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 3279#L606-2 [2019-11-20 09:49:25,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:49:25,932 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 4 times [2019-11-20 09:49:25,932 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:49:25,932 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187252744] [2019-11-20 09:49:25,933 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:49:25,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:25,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:25,941 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 09:49:25,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:49:25,942 INFO L82 PathProgramCache]: Analyzing trace with hash -1352924138, now seen corresponding path program 1 times [2019-11-20 09:49:25,942 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:49:25,942 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1109331632] [2019-11-20 09:49:25,942 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:49:25,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:49:25,989 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 09:49:25,989 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1109331632] [2019-11-20 09:49:25,989 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 09:49:25,989 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 09:49:25,990 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099041225] [2019-11-20 09:49:25,990 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-20 09:49:25,990 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:49:25,990 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 09:49:25,991 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 09:49:25,991 INFO L87 Difference]: Start difference. First operand 1149 states and 1416 transitions. cyclomatic complexity: 268 Second operand 3 states. [2019-11-20 09:49:26,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:49:26,508 INFO L93 Difference]: Finished difference Result 1996 states and 2450 transitions. [2019-11-20 09:49:26,509 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 09:49:26,509 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1996 states and 2450 transitions. [2019-11-20 09:49:26,523 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1994 [2019-11-20 09:49:26,537 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1996 states to 1996 states and 2450 transitions. [2019-11-20 09:49:26,538 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1996 [2019-11-20 09:49:26,540 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1996 [2019-11-20 09:49:26,540 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1996 states and 2450 transitions. [2019-11-20 09:49:26,543 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 09:49:26,543 INFO L688 BuchiCegarLoop]: Abstraction has 1996 states and 2450 transitions. [2019-11-20 09:49:26,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1996 states and 2450 transitions. [2019-11-20 09:49:26,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1996 to 1710. [2019-11-20 09:49:26,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1710 states. [2019-11-20 09:49:26,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 1710 states and 2146 transitions. [2019-11-20 09:49:26,575 INFO L711 BuchiCegarLoop]: Abstraction has 1710 states and 2146 transitions. [2019-11-20 09:49:26,575 INFO L591 BuchiCegarLoop]: Abstraction has 1710 states and 2146 transitions. [2019-11-20 09:49:26,575 INFO L424 BuchiCegarLoop]: ======== Iteration 5============ [2019-11-20 09:49:26,576 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1710 states and 2146 transitions. [2019-11-20 09:49:26,584 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1708 [2019-11-20 09:49:26,585 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 09:49:26,585 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 09:49:26,588 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 09:49:26,588 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 09:49:26,588 INFO L794 eck$LassoCheckResult]: Stem: 6571#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 6429#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 6430#L606-2 [2019-11-20 09:49:26,589 INFO L796 eck$LassoCheckResult]: Loop: 6430#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 6521#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 6563#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 6566#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 6582#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 6513#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 6514#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 6506#L50 assume 1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0;~a28~0 := 11;~a25~0 := 1;calculate_output_#res := 26; 6443#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 6994#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 6992#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 6990#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 6988#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 6986#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 6984#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 6982#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 6980#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 6978#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 6976#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 6974#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 6972#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 6970#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 6968#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 6966#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 6964#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 6962#L99 assume (!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0;~a17~0 := 7;~a25~0 := 0;~a11~0 := 1;~a28~0 := 10;~a19~0 := 0;calculate_output_#res := -1; 6879#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 7193#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 7188#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 7183#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 7178#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 7173#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 7168#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 7164#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 7160#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 7155#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 7150#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 7145#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 7140#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 7135#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 7129#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 7124#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 7118#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 7112#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 7106#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 7100#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 6937#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 6806#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 6801#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 6795#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 6789#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 6783#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 6776#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 6775#L154 assume 1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0;~a25~0 := 1;~a19~0 := 1;~a28~0 := 7;calculate_output_#res := -1; 6587#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 6430#L606-2 [2019-11-20 09:49:26,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:49:26,589 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 5 times [2019-11-20 09:49:26,589 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:49:26,590 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027277657] [2019-11-20 09:49:26,590 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:49:26,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:26,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:26,613 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 09:49:26,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:49:26,617 INFO L82 PathProgramCache]: Analyzing trace with hash -879392628, now seen corresponding path program 1 times [2019-11-20 09:49:26,617 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:49:26,618 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608556165] [2019-11-20 09:49:26,618 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:49:26,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:49:26,706 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 09:49:26,707 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [608556165] [2019-11-20 09:49:26,707 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 09:49:26,707 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 09:49:26,707 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224681041] [2019-11-20 09:49:26,708 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-20 09:49:26,709 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:49:26,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 09:49:26,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 09:49:26,709 INFO L87 Difference]: Start difference. First operand 1710 states and 2146 transitions. cyclomatic complexity: 437 Second operand 3 states. [2019-11-20 09:49:27,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:49:27,219 INFO L93 Difference]: Finished difference Result 1709 states and 1964 transitions. [2019-11-20 09:49:27,219 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 09:49:27,220 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1709 states and 1964 transitions. [2019-11-20 09:49:27,233 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1707 [2019-11-20 09:49:27,245 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1709 states to 1709 states and 1964 transitions. [2019-11-20 09:49:27,246 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1709 [2019-11-20 09:49:27,248 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1709 [2019-11-20 09:49:27,248 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1709 states and 1964 transitions. [2019-11-20 09:49:27,251 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 09:49:27,251 INFO L688 BuchiCegarLoop]: Abstraction has 1709 states and 1964 transitions. [2019-11-20 09:49:27,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1709 states and 1964 transitions. [2019-11-20 09:49:27,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1709 to 1429. [2019-11-20 09:49:27,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1429 states. [2019-11-20 09:49:27,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 1429 states and 1654 transitions. [2019-11-20 09:49:27,276 INFO L711 BuchiCegarLoop]: Abstraction has 1429 states and 1654 transitions. [2019-11-20 09:49:27,276 INFO L591 BuchiCegarLoop]: Abstraction has 1429 states and 1654 transitions. [2019-11-20 09:49:27,276 INFO L424 BuchiCegarLoop]: ======== Iteration 6============ [2019-11-20 09:49:27,276 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1429 states and 1654 transitions. [2019-11-20 09:49:27,284 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1427 [2019-11-20 09:49:27,284 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 09:49:27,284 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 09:49:27,287 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 09:49:27,288 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 09:49:27,288 INFO L794 eck$LassoCheckResult]: Stem: 9998#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 9854#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 9855#L606-2 [2019-11-20 09:49:27,288 INFO L796 eck$LassoCheckResult]: Loop: 9855#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 10437#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 10431#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 10415#L35 assume 8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0);~a28~0 := 10;calculate_output_#res := 22; 9851#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 10406#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 10404#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 10402#L30 assume ((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0;~a28~0 := 9;~a11~0 := 1;~a25~0 := 1;calculate_output_#res := -1; 9925#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 11190#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 9985#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 9986#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 11076#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 11077#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 9940#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 9941#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 9934#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 9857#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 9858#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 9859#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 9860#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 9960#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 10012#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 9961#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 9879#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 9880#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 10001#L106 assume (1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0;~a17~0 := 8;~a25~0 := 0;~a19~0 := 0;~a28~0 := 11;~a11~0 := 0;calculate_output_#res := 23; 9932#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 10320#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 10318#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 10316#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 10314#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 10261#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 10257#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 10252#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 10247#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 10242#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 10237#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 10232#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 10227#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 10222#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 10215#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 10212#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 10209#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 10206#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 10203#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 10200#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 10196#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 10192#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 10188#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 10184#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 10180#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 10176#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 10172#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 10168#L154 assume 1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0;~a25~0 := 1;~a19~0 := 1;~a28~0 := 7;calculate_output_#res := -1; 10134#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 9855#L606-2 [2019-11-20 09:49:27,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:49:27,289 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 6 times [2019-11-20 09:49:27,289 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:49:27,289 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117263139] [2019-11-20 09:49:27,289 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:49:27,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:27,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:27,307 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 09:49:27,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:49:27,309 INFO L82 PathProgramCache]: Analyzing trace with hash 274284660, now seen corresponding path program 1 times [2019-11-20 09:49:27,310 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:49:27,310 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329442849] [2019-11-20 09:49:27,310 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:49:27,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:49:27,395 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 09:49:27,396 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329442849] [2019-11-20 09:49:27,396 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 09:49:27,396 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 09:49:27,396 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1159321852] [2019-11-20 09:49:27,396 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-20 09:49:27,396 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:49:27,397 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 09:49:27,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 09:49:27,397 INFO L87 Difference]: Start difference. First operand 1429 states and 1654 transitions. cyclomatic complexity: 226 Second operand 3 states. [2019-11-20 09:49:27,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:49:27,905 INFO L93 Difference]: Finished difference Result 1851 states and 2102 transitions. [2019-11-20 09:49:27,906 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 09:49:27,906 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1851 states and 2102 transitions. [2019-11-20 09:49:27,920 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1846 [2019-11-20 09:49:27,933 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1851 states to 1851 states and 2102 transitions. [2019-11-20 09:49:27,933 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1851 [2019-11-20 09:49:27,935 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1851 [2019-11-20 09:49:27,935 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1851 states and 2102 transitions. [2019-11-20 09:49:27,938 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 09:49:27,938 INFO L688 BuchiCegarLoop]: Abstraction has 1851 states and 2102 transitions. [2019-11-20 09:49:27,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1851 states and 2102 transitions. [2019-11-20 09:49:27,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1851 to 1849. [2019-11-20 09:49:27,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1849 states. [2019-11-20 09:49:27,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 1849 states and 2099 transitions. [2019-11-20 09:49:27,968 INFO L711 BuchiCegarLoop]: Abstraction has 1849 states and 2099 transitions. [2019-11-20 09:49:27,968 INFO L591 BuchiCegarLoop]: Abstraction has 1849 states and 2099 transitions. [2019-11-20 09:49:27,968 INFO L424 BuchiCegarLoop]: ======== Iteration 7============ [2019-11-20 09:49:27,968 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1849 states and 2099 transitions. [2019-11-20 09:49:27,977 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1844 [2019-11-20 09:49:27,977 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 09:49:27,977 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 09:49:27,981 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 09:49:27,982 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 09:49:27,982 INFO L794 eck$LassoCheckResult]: Stem: 13279#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 13140#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 13141#L606-2 [2019-11-20 09:49:27,984 INFO L796 eck$LassoCheckResult]: Loop: 13141#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 14669#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 14667#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 14665#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 14663#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 14661#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 14659#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 14614#L50 assume 1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0;~a28~0 := 11;~a25~0 := 1;calculate_output_#res := 26; 13154#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 13488#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 13486#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 13484#L30 assume ((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0;~a28~0 := 9;~a11~0 := 1;~a25~0 := 1;calculate_output_#res := -1; 13337#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 14108#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 14106#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 14104#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 14102#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 14099#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 14100#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 14136#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 14134#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 14132#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 13511#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 13512#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 14445#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 14443#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 14020#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 14019#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 14017#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 14015#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 14013#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 14011#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 14009#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 14007#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 14005#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 14003#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 14001#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 13999#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 13997#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 13995#L154 assume !(1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0); 13993#L159 assume !((9 == ~a17~0 && (8 == ~a28~0 && (1 == calculate_output_~input && 1 == ~a19~0) && !(1 == ~a25~0)) && 1 == ~a11~0) && 1 == ~a21~0); 13991#L165 assume !((1 == ~a21~0 && 1 == ~a19~0 && 7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 3 == calculate_output_~input) && !(1 == ~a11~0)); 13989#L169 assume !(11 == ~a28~0 && (8 == ~a17~0 && ((6 == calculate_output_~input && 1 == ~a21~0) && 1 == ~a19~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)); 13987#L175 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && 1 == ~a21~0 && 3 == calculate_output_~input && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a25~0); 13985#L179 assume !((1 == ~a21~0 && (1 == ~a19~0 && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0)) && 4 == calculate_output_~input) && 1 == ~a11~0) && 9 == ~a17~0); 13977#L185 assume !(((!(1 == ~a11~0) && 8 == ~a17~0 && (4 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a28~0) && 1 == ~a21~0) && 1 == ~a25~0); 13973#L187 assume !(1 == ~a19~0 && ((((4 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 13969#L189 assume !(8 == ~a17~0 && ((((1 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a11~0)) && 1 == ~a19~0) && !(1 == ~a25~0)) && 9 == ~a28~0); 13965#L191 assume !((((((4 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a21~0) && 8 == ~a17~0) && 10 == ~a28~0) && 1 == ~a19~0); 13961#L194 assume !((!(1 == ~a25~0) && 1 == ~a11~0 && 8 == ~a28~0 && (9 == ~a17~0 && 4 == calculate_output_~input) && 1 == ~a19~0) && 1 == ~a21~0); 13957#L198 assume !(!(1 == ~a19~0) && 8 == ~a17~0 && 10 == ~a28~0 && (1 == ~a25~0 && !(1 == ~a11~0) && 5 == calculate_output_~input) && 1 == ~a21~0); 13953#L202 assume !((((1 == ~a21~0 && 1 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 8 == ~a17~0) && !(1 == ~a11~0)) && 1 == ~a19~0); 13949#L212 assume !(1 == ~a21~0 && ((1 == ~a19~0 && 1 == ~a25~0 && 11 == ~a28~0 && 6 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 13945#L215 assume !(!(1 == ~a11~0) && 1 == ~a19~0 && 10 == ~a28~0 && (((1 == ~a25~0 || !(1 == ~a25~0)) && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0); 13941#L218 assume !((((9 == ~a17~0 && ((1 == ~a25~0 || !(1 == ~a25~0)) && 6 == calculate_output_~input) && 1 == ~a11~0) && 1 == ~a19~0) && 1 == ~a21~0) && 9 == ~a28~0); 13937#L223 assume !((8 == ~a17~0 && (((6 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a19~0)) && !(1 == ~a11~0)) && 10 == ~a28~0) && 1 == ~a21~0); 13933#L225 assume !((!(1 == ~a19~0) && 8 == ~a17~0 && !(1 == ~a11~0) && 1 == calculate_output_~input && (((10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 1 == ~a21~0); 13929#L232 assume !((((((1 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && !(1 == ~a25~0)) && 8 == ~a17~0) && !(1 == ~a11~0)); 13764#L234 assume !(8 == ~a17~0 && ((!(1 == ~a11~0) && (!(1 == ~a25~0) && 4 == calculate_output_~input) && 1 == ~a19~0) && 7 == ~a28~0) && 1 == ~a21~0); 13765#L237 assume !(!(1 == ~a11~0) && (8 == ~a17~0 && (((!(1 == ~a25~0) && 11 == ~a28~0) || (!(1 == ~a25~0) && 10 == ~a28~0) || (11 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)); 13664#L248 assume !((((!(1 == ~a11~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 5 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)) && 8 == ~a17~0); 13665#L253 assume (9 == ~a17~0 && (((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && 1 == ~a11~0) && 1 == ~a21~0) && 1 == ~a19~0) && 9 == ~a28~0;~a28~0 := 7;~a17~0 := 8;~a25~0 := 0;~a11~0 := 0;calculate_output_#res := -1; 13394#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 13141#L606-2 [2019-11-20 09:49:27,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:49:27,984 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 7 times [2019-11-20 09:49:27,985 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:49:27,985 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688264262] [2019-11-20 09:49:27,985 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:49:27,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:27,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:27,990 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 09:49:27,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:49:27,991 INFO L82 PathProgramCache]: Analyzing trace with hash -917902191, now seen corresponding path program 1 times [2019-11-20 09:49:27,991 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:49:27,991 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600671015] [2019-11-20 09:49:27,991 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:49:27,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:49:28,021 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 09:49:28,021 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1600671015] [2019-11-20 09:49:28,021 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 09:49:28,021 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 09:49:28,021 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519623650] [2019-11-20 09:49:28,022 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-20 09:49:28,022 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:49:28,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 09:49:28,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 09:49:28,022 INFO L87 Difference]: Start difference. First operand 1849 states and 2099 transitions. cyclomatic complexity: 252 Second operand 3 states. [2019-11-20 09:49:28,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:49:28,496 INFO L93 Difference]: Finished difference Result 1989 states and 2244 transitions. [2019-11-20 09:49:28,497 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 09:49:28,497 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1989 states and 2244 transitions. [2019-11-20 09:49:28,510 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1984 [2019-11-20 09:49:28,523 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1989 states to 1989 states and 2244 transitions. [2019-11-20 09:49:28,523 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1989 [2019-11-20 09:49:28,526 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1989 [2019-11-20 09:49:28,526 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1989 states and 2244 transitions. [2019-11-20 09:49:28,529 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 09:49:28,529 INFO L688 BuchiCegarLoop]: Abstraction has 1989 states and 2244 transitions. [2019-11-20 09:49:28,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1989 states and 2244 transitions. [2019-11-20 09:49:28,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1989 to 1989. [2019-11-20 09:49:28,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1989 states. [2019-11-20 09:49:28,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1989 states to 1989 states and 2244 transitions. [2019-11-20 09:49:28,564 INFO L711 BuchiCegarLoop]: Abstraction has 1989 states and 2244 transitions. [2019-11-20 09:49:28,564 INFO L591 BuchiCegarLoop]: Abstraction has 1989 states and 2244 transitions. [2019-11-20 09:49:28,564 INFO L424 BuchiCegarLoop]: ======== Iteration 8============ [2019-11-20 09:49:28,565 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1989 states and 2244 transitions. [2019-11-20 09:49:28,573 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1984 [2019-11-20 09:49:28,574 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 09:49:28,574 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 09:49:28,577 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 09:49:28,577 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 09:49:28,577 INFO L794 eck$LassoCheckResult]: Stem: 17120#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 16984#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 16985#L606-2 [2019-11-20 09:49:28,577 INFO L796 eck$LassoCheckResult]: Loop: 16985#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 17073#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 17110#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 17114#L35 assume 8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0);~a28~0 := 10;calculate_output_#res := 22; 16983#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 18289#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 18287#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 18285#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 18283#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 18281#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 18279#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 18277#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 18275#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 18273#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 18271#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 18269#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 18267#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 18265#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 18263#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 18261#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 18259#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 18257#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 18255#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 18253#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 18251#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 18249#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 18247#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 18245#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 18243#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 18241#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 18239#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 18237#L154 assume !(1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0); 18235#L159 assume !((9 == ~a17~0 && (8 == ~a28~0 && (1 == calculate_output_~input && 1 == ~a19~0) && !(1 == ~a25~0)) && 1 == ~a11~0) && 1 == ~a21~0); 18233#L165 assume !((1 == ~a21~0 && 1 == ~a19~0 && 7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 3 == calculate_output_~input) && !(1 == ~a11~0)); 18220#L169 assume !(11 == ~a28~0 && (8 == ~a17~0 && ((6 == calculate_output_~input && 1 == ~a21~0) && 1 == ~a19~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)); 18221#L175 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && 1 == ~a21~0 && 3 == calculate_output_~input && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a25~0); 18497#L179 assume !((1 == ~a21~0 && (1 == ~a19~0 && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0)) && 4 == calculate_output_~input) && 1 == ~a11~0) && 9 == ~a17~0); 18493#L185 assume !(((!(1 == ~a11~0) && 8 == ~a17~0 && (4 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a28~0) && 1 == ~a21~0) && 1 == ~a25~0); 18488#L187 assume !(1 == ~a19~0 && ((((4 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 18482#L189 assume !(8 == ~a17~0 && ((((1 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a11~0)) && 1 == ~a19~0) && !(1 == ~a25~0)) && 9 == ~a28~0); 17321#L191 assume !((((((4 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a21~0) && 8 == ~a17~0) && 10 == ~a28~0) && 1 == ~a19~0); 17322#L194 assume !((!(1 == ~a25~0) && 1 == ~a11~0 && 8 == ~a28~0 && (9 == ~a17~0 && 4 == calculate_output_~input) && 1 == ~a19~0) && 1 == ~a21~0); 18494#L198 assume !(!(1 == ~a19~0) && 8 == ~a17~0 && 10 == ~a28~0 && (1 == ~a25~0 && !(1 == ~a11~0) && 5 == calculate_output_~input) && 1 == ~a21~0); 18489#L202 assume !((((1 == ~a21~0 && 1 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 8 == ~a17~0) && !(1 == ~a11~0)) && 1 == ~a19~0); 18483#L212 assume !(1 == ~a21~0 && ((1 == ~a19~0 && 1 == ~a25~0 && 11 == ~a28~0 && 6 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 17323#L215 assume !(!(1 == ~a11~0) && 1 == ~a19~0 && 10 == ~a28~0 && (((1 == ~a25~0 || !(1 == ~a25~0)) && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0); 17324#L218 assume !((((9 == ~a17~0 && ((1 == ~a25~0 || !(1 == ~a25~0)) && 6 == calculate_output_~input) && 1 == ~a11~0) && 1 == ~a19~0) && 1 == ~a21~0) && 9 == ~a28~0); 18333#L223 assume !((8 == ~a17~0 && (((6 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a19~0)) && !(1 == ~a11~0)) && 10 == ~a28~0) && 1 == ~a21~0); 18331#L225 assume !((!(1 == ~a19~0) && 8 == ~a17~0 && !(1 == ~a11~0) && 1 == calculate_output_~input && (((10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 1 == ~a21~0); 18329#L232 assume !((((((1 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && !(1 == ~a25~0)) && 8 == ~a17~0) && !(1 == ~a11~0)); 18327#L234 assume !(8 == ~a17~0 && ((!(1 == ~a11~0) && (!(1 == ~a25~0) && 4 == calculate_output_~input) && 1 == ~a19~0) && 7 == ~a28~0) && 1 == ~a21~0); 18325#L237 assume !(!(1 == ~a11~0) && (8 == ~a17~0 && (((!(1 == ~a25~0) && 11 == ~a28~0) || (!(1 == ~a25~0) && 10 == ~a28~0) || (11 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)); 18323#L248 assume !((((!(1 == ~a11~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 5 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)) && 8 == ~a17~0); 18321#L253 assume !((9 == ~a17~0 && (((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && 1 == ~a11~0) && 1 == ~a21~0) && 1 == ~a19~0) && 9 == ~a28~0); 18319#L259 assume !(!(1 == ~a11~0) && 1 == ~a19~0 && (((9 == ~a28~0 && 6 == calculate_output_~input) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a25~0)); 18317#L261 assume !(9 == ~a17~0 && 1 == ~a21~0 && 1 == ~a11~0 && (3 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && 1 == ~a19~0); 18315#L276 assume !(7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 1 == ~a21~0 && 1 == ~a19~0 && 5 == calculate_output_~input && !(1 == ~a11~0)); 18313#L280 assume !(8 == ~a28~0 && 1 == ~a21~0 && (!(1 == ~a11~0) && (1 == calculate_output_~input && 8 == ~a17~0) && 1 == ~a19~0) && 1 == ~a25~0); 18292#L283 assume !((((8 == ~a17~0 && (6 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && 1 == ~a21~0) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a19~0); 18293#L286 assume !((!(1 == ~a11~0) && (!(1 == ~a19~0) && ((!(1 == ~a25~0) && 11 == ~a28~0) || (10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0); 18463#L291 assume !(8 == ~a17~0 && (1 == ~a21~0 && !(1 == ~a11~0) && 1 == ~a25~0 && 8 == ~a28~0 && 6 == calculate_output_~input) && 1 == ~a19~0); 18462#L293 assume (1 == ~a19~0 && 8 == ~a17~0 && ((!(1 == ~a25~0) && 5 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a11~0)) && 11 == ~a28~0;~a28~0 := 7;~a25~0 := 1;calculate_output_#res := -1; 17133#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 16985#L606-2 [2019-11-20 09:49:28,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:49:28,578 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 8 times [2019-11-20 09:49:28,578 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:49:28,578 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950723900] [2019-11-20 09:49:28,578 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:49:28,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:28,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:28,593 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 09:49:28,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:49:28,596 INFO L82 PathProgramCache]: Analyzing trace with hash -1740840234, now seen corresponding path program 1 times [2019-11-20 09:49:28,596 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:49:28,596 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831300319] [2019-11-20 09:49:28,597 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:49:28,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:49:28,675 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:49:28,676 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [831300319] [2019-11-20 09:49:28,676 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 09:49:28,676 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 09:49:28,676 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1578779005] [2019-11-20 09:49:28,677 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-20 09:49:28,678 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:49:28,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 09:49:28,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 09:49:28,678 INFO L87 Difference]: Start difference. First operand 1989 states and 2244 transitions. cyclomatic complexity: 257 Second operand 4 states. [2019-11-20 09:49:29,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:49:29,488 INFO L93 Difference]: Finished difference Result 2552 states and 2753 transitions. [2019-11-20 09:49:29,488 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 09:49:29,488 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2552 states and 2753 transitions. [2019-11-20 09:49:29,500 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 2546 [2019-11-20 09:49:29,517 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2552 states to 2552 states and 2753 transitions. [2019-11-20 09:49:29,517 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2552 [2019-11-20 09:49:29,520 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2552 [2019-11-20 09:49:29,520 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2552 states and 2753 transitions. [2019-11-20 09:49:29,524 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 09:49:29,524 INFO L688 BuchiCegarLoop]: Abstraction has 2552 states and 2753 transitions. [2019-11-20 09:49:29,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2552 states and 2753 transitions. [2019-11-20 09:49:29,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2552 to 2130. [2019-11-20 09:49:29,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2130 states. [2019-11-20 09:49:29,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2130 states to 2130 states and 2325 transitions. [2019-11-20 09:49:29,561 INFO L711 BuchiCegarLoop]: Abstraction has 2130 states and 2325 transitions. [2019-11-20 09:49:29,561 INFO L591 BuchiCegarLoop]: Abstraction has 2130 states and 2325 transitions. [2019-11-20 09:49:29,561 INFO L424 BuchiCegarLoop]: ======== Iteration 9============ [2019-11-20 09:49:29,561 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2130 states and 2325 transitions. [2019-11-20 09:49:29,568 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 2124 [2019-11-20 09:49:29,568 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 09:49:29,568 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 09:49:29,570 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 09:49:29,570 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 09:49:29,570 INFO L794 eck$LassoCheckResult]: Stem: 21661#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 21532#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 21533#L606-2 [2019-11-20 09:49:29,571 INFO L796 eck$LassoCheckResult]: Loop: 21533#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 23339#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 23336#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 23333#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 23330#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 23327#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 23324#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 22297#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 22298#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 23465#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 23463#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 23461#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 23459#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 23457#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 23455#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 23453#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 23451#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 23449#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 23447#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 23445#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 23443#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 23441#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 23438#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 23435#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 23432#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 23429#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 23427#L154 assume !(1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0); 23425#L159 assume !((9 == ~a17~0 && (8 == ~a28~0 && (1 == calculate_output_~input && 1 == ~a19~0) && !(1 == ~a25~0)) && 1 == ~a11~0) && 1 == ~a21~0); 23423#L165 assume (1 == ~a21~0 && 1 == ~a19~0 && 7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 3 == calculate_output_~input) && !(1 == ~a11~0);~a25~0 := 1;~a28~0 := 9;calculate_output_#res := 26; 21546#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 21839#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 21837#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 21834#L30 assume ((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0;~a28~0 := 9;~a11~0 := 1;~a25~0 := 1;calculate_output_#res := -1; 21835#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 22351#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 22349#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 22347#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 22345#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 22343#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 22341#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 22339#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 22337#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 22335#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 22333#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 22331#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 22329#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 22327#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 22325#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 22323#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 22321#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 22319#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 22317#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 22315#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 22313#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 22311#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 22309#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 22307#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 22134#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 22135#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 22949#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 22944#L154 assume !(1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0); 22361#L159 assume !((9 == ~a17~0 && (8 == ~a28~0 && (1 == calculate_output_~input && 1 == ~a19~0) && !(1 == ~a25~0)) && 1 == ~a11~0) && 1 == ~a21~0); 22362#L165 assume !((1 == ~a21~0 && 1 == ~a19~0 && 7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 3 == calculate_output_~input) && !(1 == ~a11~0)); 22922#L169 assume !(11 == ~a28~0 && (8 == ~a17~0 && ((6 == calculate_output_~input && 1 == ~a21~0) && 1 == ~a19~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)); 22916#L175 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && 1 == ~a21~0 && 3 == calculate_output_~input && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a25~0); 22910#L179 assume !((1 == ~a21~0 && (1 == ~a19~0 && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0)) && 4 == calculate_output_~input) && 1 == ~a11~0) && 9 == ~a17~0); 22904#L185 assume !(((!(1 == ~a11~0) && 8 == ~a17~0 && (4 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a28~0) && 1 == ~a21~0) && 1 == ~a25~0); 22898#L187 assume !(1 == ~a19~0 && ((((4 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 22892#L189 assume !(8 == ~a17~0 && ((((1 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a11~0)) && 1 == ~a19~0) && !(1 == ~a25~0)) && 9 == ~a28~0); 22886#L191 assume !((((((4 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a21~0) && 8 == ~a17~0) && 10 == ~a28~0) && 1 == ~a19~0); 22576#L194 assume !((!(1 == ~a25~0) && 1 == ~a11~0 && 8 == ~a28~0 && (9 == ~a17~0 && 4 == calculate_output_~input) && 1 == ~a19~0) && 1 == ~a21~0); 22577#L198 assume !(!(1 == ~a19~0) && 8 == ~a17~0 && 10 == ~a28~0 && (1 == ~a25~0 && !(1 == ~a11~0) && 5 == calculate_output_~input) && 1 == ~a21~0); 22583#L202 assume !((((1 == ~a21~0 && 1 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 8 == ~a17~0) && !(1 == ~a11~0)) && 1 == ~a19~0); 22566#L212 assume !(1 == ~a21~0 && ((1 == ~a19~0 && 1 == ~a25~0 && 11 == ~a28~0 && 6 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 22561#L215 assume !(!(1 == ~a11~0) && 1 == ~a19~0 && 10 == ~a28~0 && (((1 == ~a25~0 || !(1 == ~a25~0)) && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0); 22359#L218 assume !((((9 == ~a17~0 && ((1 == ~a25~0 || !(1 == ~a25~0)) && 6 == calculate_output_~input) && 1 == ~a11~0) && 1 == ~a19~0) && 1 == ~a21~0) && 9 == ~a28~0); 22360#L223 assume !((8 == ~a17~0 && (((6 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a19~0)) && !(1 == ~a11~0)) && 10 == ~a28~0) && 1 == ~a21~0); 22663#L225 assume !((!(1 == ~a19~0) && 8 == ~a17~0 && !(1 == ~a11~0) && 1 == calculate_output_~input && (((10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 1 == ~a21~0); 22661#L232 assume !((((((1 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && !(1 == ~a25~0)) && 8 == ~a17~0) && !(1 == ~a11~0)); 22659#L234 assume !(8 == ~a17~0 && ((!(1 == ~a11~0) && (!(1 == ~a25~0) && 4 == calculate_output_~input) && 1 == ~a19~0) && 7 == ~a28~0) && 1 == ~a21~0); 22657#L237 assume !(!(1 == ~a11~0) && (8 == ~a17~0 && (((!(1 == ~a25~0) && 11 == ~a28~0) || (!(1 == ~a25~0) && 10 == ~a28~0) || (11 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)); 22655#L248 assume !((((!(1 == ~a11~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 5 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)) && 8 == ~a17~0); 22653#L253 assume (9 == ~a17~0 && (((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && 1 == ~a11~0) && 1 == ~a21~0) && 1 == ~a19~0) && 9 == ~a28~0;~a28~0 := 7;~a17~0 := 8;~a25~0 := 0;~a11~0 := 0;calculate_output_#res := -1; 22024#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 21533#L606-2 [2019-11-20 09:49:29,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:49:29,571 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 9 times [2019-11-20 09:49:29,571 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:49:29,572 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094246152] [2019-11-20 09:49:29,572 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:49:29,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:29,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:29,576 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 09:49:29,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:49:29,576 INFO L82 PathProgramCache]: Analyzing trace with hash -1701192337, now seen corresponding path program 1 times [2019-11-20 09:49:29,577 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:49:29,577 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4175733] [2019-11-20 09:49:29,577 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:49:29,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:49:29,644 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 09:49:29,644 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [4175733] [2019-11-20 09:49:29,644 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 09:49:29,644 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 09:49:29,645 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964818151] [2019-11-20 09:49:29,645 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-20 09:49:29,645 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:49:29,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 09:49:29,646 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 09:49:29,646 INFO L87 Difference]: Start difference. First operand 2130 states and 2325 transitions. cyclomatic complexity: 198 Second operand 3 states. [2019-11-20 09:49:29,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:49:29,863 INFO L93 Difference]: Finished difference Result 1838 states and 1967 transitions. [2019-11-20 09:49:29,863 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 09:49:29,863 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1838 states and 1967 transitions. [2019-11-20 09:49:29,869 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 1833 [2019-11-20 09:49:29,881 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1838 states to 1838 states and 1967 transitions. [2019-11-20 09:49:29,881 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1838 [2019-11-20 09:49:29,883 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1838 [2019-11-20 09:49:29,883 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1838 states and 1967 transitions. [2019-11-20 09:49:29,885 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 09:49:29,886 INFO L688 BuchiCegarLoop]: Abstraction has 1838 states and 1967 transitions. [2019-11-20 09:49:29,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1838 states and 1967 transitions. [2019-11-20 09:49:29,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1838 to 1278. [2019-11-20 09:49:29,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1278 states. [2019-11-20 09:49:29,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 1278 states and 1407 transitions. [2019-11-20 09:49:29,912 INFO L711 BuchiCegarLoop]: Abstraction has 1278 states and 1407 transitions. [2019-11-20 09:49:29,912 INFO L591 BuchiCegarLoop]: Abstraction has 1278 states and 1407 transitions. [2019-11-20 09:49:29,912 INFO L424 BuchiCegarLoop]: ======== Iteration 10============ [2019-11-20 09:49:29,913 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1278 states and 1407 transitions. [2019-11-20 09:49:29,917 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 1273 [2019-11-20 09:49:29,917 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 09:49:29,917 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 09:49:29,919 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 09:49:29,919 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 09:49:29,919 INFO L794 eck$LassoCheckResult]: Stem: 25622#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 25503#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 25504#L606-2 [2019-11-20 09:49:29,920 INFO L796 eck$LassoCheckResult]: Loop: 25504#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 26311#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 26309#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 26307#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 26305#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 26303#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 26301#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 26299#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 26297#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 26295#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 26293#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 26289#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 26290#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 26284#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 26280#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 26281#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 26272#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 26273#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 26264#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 26265#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 26256#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 26257#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 26248#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 26249#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 26236#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 26237#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 26224#L154 assume !(1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0); 26225#L159 assume !((9 == ~a17~0 && (8 == ~a28~0 && (1 == calculate_output_~input && 1 == ~a19~0) && !(1 == ~a25~0)) && 1 == ~a11~0) && 1 == ~a21~0); 25818#L165 assume (1 == ~a21~0 && 1 == ~a19~0 && 7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 3 == calculate_output_~input) && !(1 == ~a11~0);~a25~0 := 1;~a28~0 := 9;calculate_output_#res := 26; 25635#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 25813#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 25810#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 25807#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 25803#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 25799#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 25795#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 25791#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 25785#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 25780#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 25774#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 25768#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 25763#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 25758#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 25753#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 25748#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 25743#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 25738#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 25732#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 25727#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 25722#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 25717#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 25712#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 25707#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 25702#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 25697#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 25693#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 25688#L154 assume !(1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0); 25684#L159 assume !((9 == ~a17~0 && (8 == ~a28~0 && (1 == calculate_output_~input && 1 == ~a19~0) && !(1 == ~a25~0)) && 1 == ~a11~0) && 1 == ~a21~0); 25680#L165 assume !((1 == ~a21~0 && 1 == ~a19~0 && 7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 3 == calculate_output_~input) && !(1 == ~a11~0)); 25676#L169 assume !(11 == ~a28~0 && (8 == ~a17~0 && ((6 == calculate_output_~input && 1 == ~a21~0) && 1 == ~a19~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)); 25671#L175 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && 1 == ~a21~0 && 3 == calculate_output_~input && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a25~0); 25672#L179 assume !((1 == ~a21~0 && (1 == ~a19~0 && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0)) && 4 == calculate_output_~input) && 1 == ~a11~0) && 9 == ~a17~0); 25821#L185 assume !(((!(1 == ~a11~0) && 8 == ~a17~0 && (4 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a28~0) && 1 == ~a21~0) && 1 == ~a25~0); 25822#L187 assume !(1 == ~a19~0 && ((((4 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 25914#L189 assume !(8 == ~a17~0 && ((((1 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a11~0)) && 1 == ~a19~0) && !(1 == ~a25~0)) && 9 == ~a28~0); 25909#L191 assume !((((((4 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a21~0) && 8 == ~a17~0) && 10 == ~a28~0) && 1 == ~a19~0); 25904#L194 assume !((!(1 == ~a25~0) && 1 == ~a11~0 && 8 == ~a28~0 && (9 == ~a17~0 && 4 == calculate_output_~input) && 1 == ~a19~0) && 1 == ~a21~0); 25899#L198 assume !(!(1 == ~a19~0) && 8 == ~a17~0 && 10 == ~a28~0 && (1 == ~a25~0 && !(1 == ~a11~0) && 5 == calculate_output_~input) && 1 == ~a21~0); 25894#L202 assume !((((1 == ~a21~0 && 1 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 8 == ~a17~0) && !(1 == ~a11~0)) && 1 == ~a19~0); 25890#L212 assume !(1 == ~a21~0 && ((1 == ~a19~0 && 1 == ~a25~0 && 11 == ~a28~0 && 6 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 25886#L215 assume !(!(1 == ~a11~0) && 1 == ~a19~0 && 10 == ~a28~0 && (((1 == ~a25~0 || !(1 == ~a25~0)) && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0); 25882#L218 assume !((((9 == ~a17~0 && ((1 == ~a25~0 || !(1 == ~a25~0)) && 6 == calculate_output_~input) && 1 == ~a11~0) && 1 == ~a19~0) && 1 == ~a21~0) && 9 == ~a28~0); 25878#L223 assume !((8 == ~a17~0 && (((6 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a19~0)) && !(1 == ~a11~0)) && 10 == ~a28~0) && 1 == ~a21~0); 25874#L225 assume !((!(1 == ~a19~0) && 8 == ~a17~0 && !(1 == ~a11~0) && 1 == calculate_output_~input && (((10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 1 == ~a21~0); 25870#L232 assume !((((((1 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && !(1 == ~a25~0)) && 8 == ~a17~0) && !(1 == ~a11~0)); 25866#L234 assume !(8 == ~a17~0 && ((!(1 == ~a11~0) && (!(1 == ~a25~0) && 4 == calculate_output_~input) && 1 == ~a19~0) && 7 == ~a28~0) && 1 == ~a21~0); 25862#L237 assume !(!(1 == ~a11~0) && (8 == ~a17~0 && (((!(1 == ~a25~0) && 11 == ~a28~0) || (!(1 == ~a25~0) && 10 == ~a28~0) || (11 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)); 25858#L248 assume !((((!(1 == ~a11~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 5 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)) && 8 == ~a17~0); 25854#L253 assume !((9 == ~a17~0 && (((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && 1 == ~a11~0) && 1 == ~a21~0) && 1 == ~a19~0) && 9 == ~a28~0); 25850#L259 assume !(!(1 == ~a11~0) && 1 == ~a19~0 && (((9 == ~a28~0 && 6 == calculate_output_~input) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a25~0)); 25846#L261 assume !(9 == ~a17~0 && 1 == ~a21~0 && 1 == ~a11~0 && (3 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && 1 == ~a19~0); 25842#L276 assume !(7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 1 == ~a21~0 && 1 == ~a19~0 && 5 == calculate_output_~input && !(1 == ~a11~0)); 25838#L280 assume !(8 == ~a28~0 && 1 == ~a21~0 && (!(1 == ~a11~0) && (1 == calculate_output_~input && 8 == ~a17~0) && 1 == ~a19~0) && 1 == ~a25~0); 25834#L283 assume !((((8 == ~a17~0 && (6 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && 1 == ~a21~0) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a19~0); 25830#L286 assume !((!(1 == ~a11~0) && (!(1 == ~a19~0) && ((!(1 == ~a25~0) && 11 == ~a28~0) || (10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0); 25825#L291 assume !(8 == ~a17~0 && (1 == ~a21~0 && !(1 == ~a11~0) && 1 == ~a25~0 && 8 == ~a28~0 && 6 == calculate_output_~input) && 1 == ~a19~0); 25826#L293 assume !((1 == ~a19~0 && 8 == ~a17~0 && ((!(1 == ~a25~0) && 5 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a11~0)) && 11 == ~a28~0); 26132#L297 assume !(1 == ~a11~0 && (9 == ~a17~0 && 9 == ~a28~0 && 1 == ~a19~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 5 == calculate_output_~input) && 1 == ~a21~0); 26129#L309 assume !((((((3 == calculate_output_~input && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a25~0)) && 11 == ~a28~0) && !(1 == ~a11~0)); 26126#L314 assume !(1 == ~a19~0 && 1 == ~a21~0 && ((5 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && 1 == ~a11~0) && 9 == ~a17~0); 26123#L328 assume !((1 == ~a19~0 && ((!(1 == ~a11~0) && (1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 10 == ~a28~0) && 1 == ~a21~0) && 8 == ~a17~0); 26120#L331 assume !((!(1 == ~a11~0) && (((4 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0) && 11 == ~a28~0) && 1 == ~a19~0); 26117#L337 assume !(((!(1 == ~a19~0) && (4 == calculate_output_~input && (((!(1 == ~a25~0) && 10 == ~a28~0) || (11 == ~a28~0 && 1 == ~a25~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 26114#L349 assume !(!(1 == ~a11~0) && (8 == ~a17~0 && ((1 == ~a25~0 && 4 == calculate_output_~input) && 1 == ~a19~0) && 11 == ~a28~0) && 1 == ~a21~0); 26111#L354 assume !((((1 == ~a21~0 && ((8 == ~a28~0 && !(1 == ~a25~0)) || (9 == ~a28~0 && 1 == ~a25~0)) && 6 == calculate_output_~input) && !(1 == ~a11~0)) && !(1 == ~a19~0)) && 8 == ~a17~0); 26108#L361 assume !(1 == ~a19~0 && ((1 == ~a21~0 && (!(1 == ~a25~0) && 3 == calculate_output_~input) && 9 == ~a17~0) && 8 == ~a28~0) && 1 == ~a11~0); 26105#L368 assume !(8 == ~a17~0 && (1 == ~a21~0 && (5 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (9 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a19~0) && !(1 == ~a11~0)); 26102#L375 assume !(1 == ~a19~0 && (((8 == ~a17~0 && 5 == calculate_output_~input && !(1 == ~a11~0)) && 1 == ~a21~0) && 1 == ~a25~0) && 8 == ~a28~0); 26099#L378 assume !(((!(1 == ~a11~0) && ((1 == ~a21~0 && 4 == calculate_output_~input) && 10 == ~a28~0) && 8 == ~a17~0) && !(1 == ~a19~0)) && 1 == ~a25~0); 26096#L380 assume !(8 == ~a28~0 && (1 == ~a19~0 && 1 == ~a11~0 && !(1 == ~a25~0) && 9 == ~a17~0 && 6 == calculate_output_~input) && 1 == ~a21~0); 26093#L389 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 6 == calculate_output_~input && (((10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 8 == ~a17~0) && !(1 == ~a19~0)); 26090#L394 assume ((((!(1 == ~a25~0) && 1 == ~a19~0 && 3 == calculate_output_~input) && 9 == ~a28~0) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0);~a19~0 := 0;~a28~0 := 7;calculate_output_#res := 25; 25566#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 26313#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 26312#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 26310#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 26308#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 26306#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 26304#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 26302#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 26300#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 26298#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 26296#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 26294#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 26292#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 26287#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 26288#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 26291#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 26276#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 26277#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 26268#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 26269#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 26260#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 26261#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 26252#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 26253#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 26242#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 26243#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 26230#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 26231#L154 assume 1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0;~a25~0 := 1;~a19~0 := 1;~a28~0 := 7;calculate_output_#res := -1; 25772#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 25504#L606-2 [2019-11-20 09:49:29,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:49:29,920 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 10 times [2019-11-20 09:49:29,921 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:49:29,921 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479923047] [2019-11-20 09:49:29,921 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:49:29,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:29,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:29,925 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 09:49:29,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:49:29,926 INFO L82 PathProgramCache]: Analyzing trace with hash -645173945, now seen corresponding path program 1 times [2019-11-20 09:49:29,926 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:49:29,927 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476642744] [2019-11-20 09:49:29,927 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:49:29,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:49:30,025 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 09:49:30,025 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476642744] [2019-11-20 09:49:30,025 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 09:49:30,026 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 09:49:30,026 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925015919] [2019-11-20 09:49:30,026 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-20 09:49:30,027 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:49:30,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 09:49:30,027 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 09:49:30,027 INFO L87 Difference]: Start difference. First operand 1278 states and 1407 transitions. cyclomatic complexity: 133 Second operand 3 states. [2019-11-20 09:49:30,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:49:30,507 INFO L93 Difference]: Finished difference Result 1841 states and 1970 transitions. [2019-11-20 09:49:30,508 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 09:49:30,508 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1841 states and 1970 transitions. [2019-11-20 09:49:30,515 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 1835 [2019-11-20 09:49:30,526 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1841 states to 1841 states and 1970 transitions. [2019-11-20 09:49:30,527 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1841 [2019-11-20 09:49:30,528 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1841 [2019-11-20 09:49:30,528 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1841 states and 1970 transitions. [2019-11-20 09:49:30,530 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 09:49:30,530 INFO L688 BuchiCegarLoop]: Abstraction has 1841 states and 1970 transitions. [2019-11-20 09:49:30,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1841 states and 1970 transitions. [2019-11-20 09:49:30,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1841 to 1418. [2019-11-20 09:49:30,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1418 states. [2019-11-20 09:49:30,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1418 states to 1418 states and 1541 transitions. [2019-11-20 09:49:30,553 INFO L711 BuchiCegarLoop]: Abstraction has 1418 states and 1541 transitions. [2019-11-20 09:49:30,553 INFO L591 BuchiCegarLoop]: Abstraction has 1418 states and 1541 transitions. [2019-11-20 09:49:30,553 INFO L424 BuchiCegarLoop]: ======== Iteration 11============ [2019-11-20 09:49:30,553 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1418 states and 1541 transitions. [2019-11-20 09:49:30,556 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 1412 [2019-11-20 09:49:30,557 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 09:49:30,557 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 09:49:30,557 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 09:49:30,558 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 09:49:30,558 INFO L794 eck$LassoCheckResult]: Stem: 28746#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 28628#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 28629#L606-2 [2019-11-20 09:49:30,559 INFO L796 eck$LassoCheckResult]: Loop: 28629#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 29450#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 29447#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 29444#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 29441#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 29438#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 29435#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 29432#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 29429#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 29426#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 29423#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 29415#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 29416#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 29407#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 29408#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 29399#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 29400#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 29391#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 29392#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 29383#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 29384#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 29375#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 29376#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 29367#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 29368#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 29355#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 29356#L154 assume !(1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0); 29343#L159 assume !((9 == ~a17~0 && (8 == ~a28~0 && (1 == calculate_output_~input && 1 == ~a19~0) && !(1 == ~a25~0)) && 1 == ~a11~0) && 1 == ~a21~0); 29344#L165 assume !((1 == ~a21~0 && 1 == ~a19~0 && 7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 3 == calculate_output_~input) && !(1 == ~a11~0)); 29413#L169 assume !(11 == ~a28~0 && (8 == ~a17~0 && ((6 == calculate_output_~input && 1 == ~a21~0) && 1 == ~a19~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)); 29414#L175 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && 1 == ~a21~0 && 3 == calculate_output_~input && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a25~0); 29405#L179 assume !((1 == ~a21~0 && (1 == ~a19~0 && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0)) && 4 == calculate_output_~input) && 1 == ~a11~0) && 9 == ~a17~0); 29406#L185 assume !(((!(1 == ~a11~0) && 8 == ~a17~0 && (4 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a28~0) && 1 == ~a21~0) && 1 == ~a25~0); 29397#L187 assume !(1 == ~a19~0 && ((((4 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 29398#L189 assume !(8 == ~a17~0 && ((((1 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a11~0)) && 1 == ~a19~0) && !(1 == ~a25~0)) && 9 == ~a28~0); 29389#L191 assume !((((((4 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a21~0) && 8 == ~a17~0) && 10 == ~a28~0) && 1 == ~a19~0); 29390#L194 assume !((!(1 == ~a25~0) && 1 == ~a11~0 && 8 == ~a28~0 && (9 == ~a17~0 && 4 == calculate_output_~input) && 1 == ~a19~0) && 1 == ~a21~0); 29381#L198 assume !(!(1 == ~a19~0) && 8 == ~a17~0 && 10 == ~a28~0 && (1 == ~a25~0 && !(1 == ~a11~0) && 5 == calculate_output_~input) && 1 == ~a21~0); 29382#L202 assume !((((1 == ~a21~0 && 1 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 8 == ~a17~0) && !(1 == ~a11~0)) && 1 == ~a19~0); 29373#L212 assume !(1 == ~a21~0 && ((1 == ~a19~0 && 1 == ~a25~0 && 11 == ~a28~0 && 6 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 29374#L215 assume !(!(1 == ~a11~0) && 1 == ~a19~0 && 10 == ~a28~0 && (((1 == ~a25~0 || !(1 == ~a25~0)) && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0); 29363#L218 assume !((((9 == ~a17~0 && ((1 == ~a25~0 || !(1 == ~a25~0)) && 6 == calculate_output_~input) && 1 == ~a11~0) && 1 == ~a19~0) && 1 == ~a21~0) && 9 == ~a28~0); 29364#L223 assume !((8 == ~a17~0 && (((6 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a19~0)) && !(1 == ~a11~0)) && 10 == ~a28~0) && 1 == ~a21~0); 29351#L225 assume !((!(1 == ~a19~0) && 8 == ~a17~0 && !(1 == ~a11~0) && 1 == calculate_output_~input && (((10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 1 == ~a21~0); 29352#L232 assume !((((((1 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && !(1 == ~a25~0)) && 8 == ~a17~0) && !(1 == ~a11~0)); 29245#L234 assume !(8 == ~a17~0 && ((!(1 == ~a11~0) && (!(1 == ~a25~0) && 4 == calculate_output_~input) && 1 == ~a19~0) && 7 == ~a28~0) && 1 == ~a21~0); 29246#L237 assume !(!(1 == ~a11~0) && (8 == ~a17~0 && (((!(1 == ~a25~0) && 11 == ~a28~0) || (!(1 == ~a25~0) && 10 == ~a28~0) || (11 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)); 29359#L248 assume !((((!(1 == ~a11~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 5 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)) && 8 == ~a17~0); 29360#L253 assume !((9 == ~a17~0 && (((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && 1 == ~a11~0) && 1 == ~a21~0) && 1 == ~a19~0) && 9 == ~a28~0); 29347#L259 assume !(!(1 == ~a11~0) && 1 == ~a19~0 && (((9 == ~a28~0 && 6 == calculate_output_~input) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a25~0)); 29348#L261 assume !(9 == ~a17~0 && 1 == ~a21~0 && 1 == ~a11~0 && (3 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && 1 == ~a19~0); 28916#L276 assume !(7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 1 == ~a21~0 && 1 == ~a19~0 && 5 == calculate_output_~input && !(1 == ~a11~0)); 28917#L280 assume !(8 == ~a28~0 && 1 == ~a21~0 && (!(1 == ~a11~0) && (1 == calculate_output_~input && 8 == ~a17~0) && 1 == ~a19~0) && 1 == ~a25~0); 29711#L283 assume !((((8 == ~a17~0 && (6 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && 1 == ~a21~0) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a19~0); 29708#L286 assume !((!(1 == ~a11~0) && (!(1 == ~a19~0) && ((!(1 == ~a25~0) && 11 == ~a28~0) || (10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0); 29705#L291 assume !(8 == ~a17~0 && (1 == ~a21~0 && !(1 == ~a11~0) && 1 == ~a25~0 && 8 == ~a28~0 && 6 == calculate_output_~input) && 1 == ~a19~0); 29702#L293 assume !((1 == ~a19~0 && 8 == ~a17~0 && ((!(1 == ~a25~0) && 5 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a11~0)) && 11 == ~a28~0); 29699#L297 assume !(1 == ~a11~0 && (9 == ~a17~0 && 9 == ~a28~0 && 1 == ~a19~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 5 == calculate_output_~input) && 1 == ~a21~0); 29696#L309 assume !((((((3 == calculate_output_~input && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a25~0)) && 11 == ~a28~0) && !(1 == ~a11~0)); 29693#L314 assume !(1 == ~a19~0 && 1 == ~a21~0 && ((5 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && 1 == ~a11~0) && 9 == ~a17~0); 29690#L328 assume !((1 == ~a19~0 && ((!(1 == ~a11~0) && (1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 10 == ~a28~0) && 1 == ~a21~0) && 8 == ~a17~0); 29687#L331 assume !((!(1 == ~a11~0) && (((4 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0) && 11 == ~a28~0) && 1 == ~a19~0); 29684#L337 assume !(((!(1 == ~a19~0) && (4 == calculate_output_~input && (((!(1 == ~a25~0) && 10 == ~a28~0) || (11 == ~a28~0 && 1 == ~a25~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 29681#L349 assume !(!(1 == ~a11~0) && (8 == ~a17~0 && ((1 == ~a25~0 && 4 == calculate_output_~input) && 1 == ~a19~0) && 11 == ~a28~0) && 1 == ~a21~0); 29678#L354 assume !((((1 == ~a21~0 && ((8 == ~a28~0 && !(1 == ~a25~0)) || (9 == ~a28~0 && 1 == ~a25~0)) && 6 == calculate_output_~input) && !(1 == ~a11~0)) && !(1 == ~a19~0)) && 8 == ~a17~0); 29675#L361 assume !(1 == ~a19~0 && ((1 == ~a21~0 && (!(1 == ~a25~0) && 3 == calculate_output_~input) && 9 == ~a17~0) && 8 == ~a28~0) && 1 == ~a11~0); 29672#L368 assume !(8 == ~a17~0 && (1 == ~a21~0 && (5 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (9 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a19~0) && !(1 == ~a11~0)); 29669#L375 assume !(1 == ~a19~0 && (((8 == ~a17~0 && 5 == calculate_output_~input && !(1 == ~a11~0)) && 1 == ~a21~0) && 1 == ~a25~0) && 8 == ~a28~0); 29666#L378 assume !(((!(1 == ~a11~0) && ((1 == ~a21~0 && 4 == calculate_output_~input) && 10 == ~a28~0) && 8 == ~a17~0) && !(1 == ~a19~0)) && 1 == ~a25~0); 29663#L380 assume !(8 == ~a28~0 && (1 == ~a19~0 && 1 == ~a11~0 && !(1 == ~a25~0) && 9 == ~a17~0 && 6 == calculate_output_~input) && 1 == ~a21~0); 29660#L389 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 6 == calculate_output_~input && (((10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 8 == ~a17~0) && !(1 == ~a19~0)); 29657#L394 assume !(((((!(1 == ~a25~0) && 1 == ~a19~0 && 3 == calculate_output_~input) && 9 == ~a28~0) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 29654#L398 assume !((8 == ~a17~0 && ((4 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && !(1 == ~a19~0)) && !(1 == ~a11~0)); 29651#L402 assume !(((!(1 == ~a11~0) && ((1 == ~a19~0 && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a25~0)); 29648#L404 assume !((1 == ~a11~0 && 1 == ~a19~0 && 1 == ~a21~0 && (9 == ~a17~0 && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 8 == ~a28~0); 29645#L407 assume !(!(1 == ~a11~0) && 1 == ~a21~0 && (1 == ~a19~0 && 8 == ~a17~0 && 1 == ~a25~0 && 5 == calculate_output_~input) && 11 == ~a28~0); 29642#L409 assume !(1 == ~a19~0 && 8 == ~a17~0 && ((((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input) && !(1 == ~a11~0)) && 1 == ~a21~0); 29639#L414 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 7 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 29636#L414-2 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 10 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 29633#L417-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 7 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 29630#L420-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 7 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29627#L423-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 9 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 29624#L426-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29621#L429-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 10 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29618#L432-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 9 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 29615#L435-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 7 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 29612#L438-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 29609#L441-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 11 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 29606#L444-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 7 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29603#L447-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29600#L450-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 10 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29597#L453-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 11 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29594#L456-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29591#L459-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29588#L462-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 9 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29585#L465-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 7 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29582#L468-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 29579#L471-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 29576#L474-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 7 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29573#L477-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 11 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 29570#L480-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 8 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 29567#L483-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 10 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 29564#L486-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 9 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29561#L489-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 11 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 29558#L492-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 8 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29555#L495-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29552#L498-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 8 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 29549#L501-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 7 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 29546#L504-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 10 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 29543#L507-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29540#L510-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 9 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29537#L513-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 7 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29534#L516-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 8 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29531#L519-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29528#L522-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 8 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29525#L525-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 11 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29522#L528-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 11 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29519#L531-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 7 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29516#L534-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 11 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29513#L537-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 10 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 29510#L540-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 11 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29507#L543-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 7 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 29504#L546-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 10 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29501#L549-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 11 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29498#L552-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 7 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29495#L555-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 9 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29492#L558-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 10 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29489#L561-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 11 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29486#L564-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 10 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29483#L567-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 9 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29480#L570-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 10 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29477#L573-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 7 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29474#L576-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 10 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29471#L579-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 11 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 29468#L582-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 29465#L585-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 11 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29462#L588-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 10 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 29459#L591-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 9 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 29456#L594-1 calculate_output_#res := -2; 29454#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 28629#L606-2 [2019-11-20 09:49:30,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:49:30,559 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 11 times [2019-11-20 09:49:30,560 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:49:30,560 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [680888274] [2019-11-20 09:49:30,560 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:49:30,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:30,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:30,565 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 09:49:30,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:49:30,566 INFO L82 PathProgramCache]: Analyzing trace with hash 2053340219, now seen corresponding path program 1 times [2019-11-20 09:49:30,566 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:49:30,566 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718564967] [2019-11-20 09:49:30,566 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:49:30,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:30,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:30,625 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 09:49:30,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:49:30,626 INFO L82 PathProgramCache]: Analyzing trace with hash 41143549, now seen corresponding path program 1 times [2019-11-20 09:49:30,626 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:49:30,626 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1487304252] [2019-11-20 09:49:30,626 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:49:30,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:49:31,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:49:31,245 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1487304252] [2019-11-20 09:49:31,245 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 09:49:31,245 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-20 09:49:31,245 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131243116] [2019-11-20 09:49:32,411 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 218 DAG size of output: 69 [2019-11-20 09:49:32,512 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-11-20 09:49:32,521 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:49:32,521 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-20 09:49:32,521 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-20 09:49:32,521 INFO L87 Difference]: Start difference. First operand 1418 states and 1541 transitions. cyclomatic complexity: 128 Second operand 9 states. [2019-11-20 09:49:33,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:49:33,276 INFO L93 Difference]: Finished difference Result 1330 states and 1452 transitions. [2019-11-20 09:49:33,277 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-20 09:49:33,277 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1330 states and 1452 transitions. [2019-11-20 09:49:33,280 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 1272 [2019-11-20 09:49:33,287 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1330 states to 1330 states and 1452 transitions. [2019-11-20 09:49:33,287 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1330 [2019-11-20 09:49:33,288 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1330 [2019-11-20 09:49:33,288 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1330 states and 1452 transitions. [2019-11-20 09:49:33,290 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 09:49:33,290 INFO L688 BuchiCegarLoop]: Abstraction has 1330 states and 1452 transitions. [2019-11-20 09:49:33,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1330 states and 1452 transitions. [2019-11-20 09:49:33,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1330 to 1330. [2019-11-20 09:49:33,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1330 states. [2019-11-20 09:49:33,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1330 states and 1452 transitions. [2019-11-20 09:49:33,309 INFO L711 BuchiCegarLoop]: Abstraction has 1330 states and 1452 transitions. [2019-11-20 09:49:33,309 INFO L591 BuchiCegarLoop]: Abstraction has 1330 states and 1452 transitions. [2019-11-20 09:49:33,309 INFO L424 BuchiCegarLoop]: ======== Iteration 12============ [2019-11-20 09:49:33,309 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1330 states and 1452 transitions. [2019-11-20 09:49:33,313 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 1272 [2019-11-20 09:49:33,313 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 09:49:33,313 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 09:49:33,314 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2019-11-20 09:49:33,314 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 09:49:33,314 INFO L794 eck$LassoCheckResult]: Stem: 31519#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 31398#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 31399#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 32229#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 32226#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 32223#L35 assume 8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0);~a28~0 := 10;calculate_output_#res := 22; 31441#L597 [2019-11-20 09:49:33,314 INFO L796 eck$LassoCheckResult]: Loop: 31441#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 32483#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 32480#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 32476#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 32472#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 32468#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 32464#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 32457#L47 assume ((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0;~a25~0 := 0;calculate_output_#res := -1; 31441#L597 [2019-11-20 09:49:33,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:49:33,315 INFO L82 PathProgramCache]: Analyzing trace with hash 889694475, now seen corresponding path program 1 times [2019-11-20 09:49:33,315 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:49:33,315 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319888059] [2019-11-20 09:49:33,315 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:49:33,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:33,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:33,322 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 09:49:33,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:49:33,323 INFO L82 PathProgramCache]: Analyzing trace with hash 1141479969, now seen corresponding path program 1 times [2019-11-20 09:49:33,323 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:49:33,323 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1876727135] [2019-11-20 09:49:33,323 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:49:33,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:33,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:33,329 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 09:49:33,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:49:33,330 INFO L82 PathProgramCache]: Analyzing trace with hash 2047121707, now seen corresponding path program 1 times [2019-11-20 09:49:33,330 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:49:33,330 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135825926] [2019-11-20 09:49:33,330 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:49:33,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:33,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 09:49:33,339 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 09:49:33,576 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 09:49:33,576 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 09:49:33,577 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 09:49:33,577 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 09:49:33,577 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 09:49:33,577 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:33,577 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 09:49:33,577 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 09:49:33,577 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem02_label28.c_Iteration12_Lasso [2019-11-20 09:49:33,577 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 09:49:33,577 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 09:49:33,580 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:33,583 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:33,586 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:33,588 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:33,598 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:33,601 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:33,605 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:33,608 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:33,611 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:33,614 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:33,617 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:33,620 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:33,622 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:33,625 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:33,629 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:33,632 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:33,649 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:33,652 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:33,656 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:33,663 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:33,666 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 09:49:33,869 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 09:49:33,869 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 162 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 162 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:33,874 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 09:49:33,874 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 09:49:33,877 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 09:49:33,877 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~u~0=0} Honda state: {~u~0=21} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 163 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 163 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:33,881 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 09:49:33,881 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 09:49:33,884 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 09:49:33,884 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~f~0=0} Honda state: {~f~0=6} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 164 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 164 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:33,888 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 09:49:33,888 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 09:49:33,891 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 09:49:33,891 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 165 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 165 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:33,895 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 09:49:33,895 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 09:49:33,898 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 09:49:33,898 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~y~0=0} Honda state: {~y~0=25} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 166 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 166 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:33,902 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 09:49:33,902 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 09:49:33,905 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 09:49:33,905 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~z~0=0} Honda state: {~z~0=26} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 167 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 167 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:33,911 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 09:49:33,911 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 09:49:33,913 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 09:49:33,914 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a21~0=0} Honda state: {~a21~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 168 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 168 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:33,917 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 09:49:33,918 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 09:49:33,920 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 09:49:33,920 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~v~0=0} Honda state: {~v~0=22} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 169 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 169 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:33,924 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 09:49:33,924 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 09:49:33,927 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 09:49:33,927 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a~0=0} Honda state: {~a~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 170 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 170 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:33,931 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 09:49:33,931 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 09:49:33,934 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 09:49:33,934 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a17~0=0} Honda state: {~a17~0=8} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 171 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 09:49:33,954 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 09:49:33,955 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 171 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:33,958 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 09:49:33,959 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret3=0} Honda state: {ULTIMATE.start_main_#t~ret3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 172 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 172 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:33,964 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 09:49:33,964 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 09:49:33,967 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 09:49:33,967 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~e~0=0} Honda state: {~e~0=5} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 173 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 173 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:33,970 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 09:49:33,971 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 09:49:33,973 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 09:49:33,973 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~d~0=0} Honda state: {~d~0=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 174 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 174 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:33,982 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 09:49:33,982 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 09:49:33,985 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 09:49:33,985 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~w~0=0} Honda state: {~w~0=23} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 175 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 175 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:33,989 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 09:49:33,989 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 09:49:33,992 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 09:49:33,992 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a25~0=0} Honda state: {~a25~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 176 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 176 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:33,995 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 09:49:33,996 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 09:49:33,998 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 09:49:33,999 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~c~0=0} Honda state: {~c~0=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 177 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 177 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:34,002 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 09:49:34,003 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 178 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 178 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:34,012 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 09:49:34,012 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 09:49:34,252 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 09:49:34,252 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_calculate_output_#in~input=0, ULTIMATE.start_calculate_output_~input=0, ULTIMATE.start_main_~input~0=0, ULTIMATE.start_main_#t~nondet2=0} Honda state: {ULTIMATE.start_calculate_output_#in~input=6, ULTIMATE.start_calculate_output_~input=6, ULTIMATE.start_main_~input~0=6, ULTIMATE.start_main_#t~nondet2=1} Generalized eigenvectors: [{ULTIMATE.start_calculate_output_#in~input=-5, ULTIMATE.start_calculate_output_~input=-5, ULTIMATE.start_main_~input~0=-5, ULTIMATE.start_main_#t~nondet2=0}, {ULTIMATE.start_calculate_output_#in~input=0, ULTIMATE.start_calculate_output_~input=0, ULTIMATE.start_main_~input~0=0, ULTIMATE.start_main_#t~nondet2=0}, {ULTIMATE.start_calculate_output_#in~input=0, ULTIMATE.start_calculate_output_~input=0, ULTIMATE.start_main_~input~0=0, ULTIMATE.start_main_#t~nondet2=0}] Lambdas: [0, 15, 13] Nus: [0, 1] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 179 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 179 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:34,256 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 09:49:34,257 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 09:49:34,259 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 09:49:34,259 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~x~0=0} Honda state: {~x~0=24} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 180 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 180 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:34,264 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 09:49:34,264 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 09:49:34,267 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 09:49:34,267 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a19~0=0} Honda state: {~a19~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 181 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 181 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:34,270 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 09:49:34,271 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 182 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 182 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:34,278 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 09:49:34,278 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 09:49:34,408 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 09:49:34,409 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_calculate_output_#res=0, ULTIMATE.start_main_~output~0=0} Honda state: {ULTIMATE.start_calculate_output_#res=22, ULTIMATE.start_main_~output~0=-1} Generalized eigenvectors: [{ULTIMATE.start_calculate_output_#res=-23, ULTIMATE.start_main_~output~0=18}, {ULTIMATE.start_calculate_output_#res=0, ULTIMATE.start_main_~output~0=-23}, {ULTIMATE.start_calculate_output_#res=0, ULTIMATE.start_main_~output~0=28}] Lambdas: [0, 0, 0] Nus: [1, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 183 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 183 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:34,413 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 09:49:34,413 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 09:49:34,416 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 09:49:34,416 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a11~0=0} Honda state: {~a11~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/z3 Starting monitored process 184 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 184 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 09:49:34,420 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 09:49:34,420 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 09:49:34,423 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 09:49:34,423 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a28~0=0} Honda state: {~a28~0=10} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2019-11-20 09:49:34,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 09:49:34 BoogieIcfgContainer [2019-11-20 09:49:34,451 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-20 09:49:34,452 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 09:49:34,452 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 09:49:34,452 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 09:49:34,452 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:49:18" (3/4) ... [2019-11-20 09:49:34,455 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2019-11-20 09:49:34,498 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_744e2de6-6b2a-453c-bec7-6d3bb9c3e831/bin/uautomizer/witness.graphml [2019-11-20 09:49:34,498 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 09:49:34,500 INFO L168 Benchmark]: Toolchain (without parser) took 18043.52 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 576.7 MB). Free memory was 942.1 MB in the beginning and 1.0 GB in the end (delta: -62.5 MB). Peak memory consumption was 514.2 MB. Max. memory is 11.5 GB. [2019-11-20 09:49:34,500 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 09:49:34,500 INFO L168 Benchmark]: CACSL2BoogieTranslator took 625.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 942.1 MB in the beginning and 1.1 GB in the end (delta: -186.5 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2019-11-20 09:49:34,501 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 09:49:34,501 INFO L168 Benchmark]: Boogie Preprocessor took 57.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-20 09:49:34,501 INFO L168 Benchmark]: RCFGBuilder took 1440.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 109.2 MB). Peak memory consumption was 109.2 MB. Max. memory is 11.5 GB. [2019-11-20 09:49:34,502 INFO L168 Benchmark]: BuchiAutomizer took 15789.14 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 425.2 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -6.0 MB). Peak memory consumption was 419.2 MB. Max. memory is 11.5 GB. [2019-11-20 09:49:34,502 INFO L168 Benchmark]: Witness Printer took 46.96 ms. Allocated memory is still 1.6 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 11.5 GB. [2019-11-20 09:49:34,504 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 625.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 942.1 MB in the beginning and 1.1 GB in the end (delta: -186.5 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 78.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 57.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1440.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 109.2 MB). Peak memory consumption was 109.2 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 15789.14 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 425.2 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -6.0 MB). Peak memory consumption was 419.2 MB. Max. memory is 11.5 GB. * Witness Printer took 46.96 ms. Allocated memory is still 1.6 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 11 terminating modules (11 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.11 modules have a trivial ranking function, the largest among these consists of 9 locations. The remainder module has 1330 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 15.7s and 12 iterations. TraceHistogramMax:4. Analysis of lassos took 8.7s. Construction of modules took 4.5s. Büchi inclusion checks took 1.5s. Highest rank in rank-based complementation 0. Minimization of det autom 11. Minimization of nondet autom 0. Automata minimization 0.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 1975 StatesRemovedByMinimization, 7 NontrivialMinimizations. Non-live state removal took 0.2s Buchi closure took 0.0s. Biggest automaton had 2130 states and ocurred in iteration 8. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 1503 SDtfs, 1791 SDslu, 175 SDs, 0 SdLazy, 4260 SolverSat, 739 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.5s Time LassoAnalysisResults: nont1 unkn0 SFLI8 SFLT0 conc3 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital65 mio100 ax100 hnf103 lsp39 ukn90 mio100 lsp100 div100 bol100 ite100 ukn100 eq209 hnf93 smp100 dnf148 smp89 tf102 neg98 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 56ms VariablesStem: 0 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 3 SupportingInvariants: 0 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 31 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.8s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - GeometricNonTerminationArgumentResult [Line: 614]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {a19=0, a17=0, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@19d52bf6=0, a11=0, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5d48eb61=0, y=0, x=0, z=0, u=0, w=0, v=0, a=0, c=0, a28=0, \old(input)=0, output=0, a25=0, a21=0, d=0, e=0, f=0, input=0, input=0} State at position 1 is {a19=1, a17=8, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@19d52bf6=0, a11=0, \result=22, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5d48eb61=1, y=25, x=24, z=26, u=21, w=23, v=22, a=1, c=3, a28=10, \old(input)=6, output=-1, a25=0, a21=1, d=4, e=5, f=6, input=6, input=6} For i>1, the state at position i is {a19=1 + sum_{k=0}^i 0, a17=8 + sum_{k=0}^i 0, \result=0 + sum_{k=0}^i 0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@19d52bf6=0 + sum_{k=0}^i 0, a11=0 + sum_{k=0}^i 0, \result=22 + sum_{k=0}^i -23*0^k, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5d48eb61=1 + sum_{k=0}^i 0, y=25 + sum_{k=0}^i 0, x=24 + sum_{k=0}^i 0, z=26 + sum_{k=0}^i 0, u=21 + sum_{k=0}^i 0, w=23 + sum_{k=0}^i 0, v=22 + sum_{k=0}^i 0, a=1 + sum_{k=0}^i 0, c=3 + sum_{k=0}^i 0, a28=10 + sum_{k=0}^i 0, \old(input)=6 + sum_{k=0}^i -5*0^k, output=-1 + sum_{k=0}^i 18*0^k + -23*0^k + -23*k*0^(k-1) + 28*0^k, a25=0 + sum_{k=0}^i 0, a21=1 + sum_{k=0}^i 0, d=4 + sum_{k=0}^i 0, e=5 + sum_{k=0}^i 0, f=6 + sum_{k=0}^i 0, input=6 + sum_{k=0}^i -5*0^k, input=6 + sum_{k=0}^i -5*0^k} - StatisticsResult: NonterminationArgumentStatistics Unbounded Execution 4GEVs Lambdas: [0, 15, 13, 0, 0, 0] Mus: [0, 1, 0, 1, 0] - NonterminatingLassoResult [Line: 29]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L7] int a= 1; [L8] int e= 5; [L9] int d= 4; [L10] int f= 6; [L11] int c= 3; [L14] int u = 21; [L15] int v = 22; [L16] int w = 23; [L17] int x = 24; [L18] int y = 25; [L19] int z = 26; [L22] int a25 = 0; [L23] int a11 = 0; [L24] int a28 = 7; [L25] int a19 = 1; [L26] int a21 = 1; [L27] int a17 = 8; [L603] int output = -1; [L606] COND TRUE 1 [L609] int input; [L610] input = __VERIFIER_nondet_int() [L611] COND FALSE !((input != 1) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L30] COND FALSE !((((!(a11==1)&&((a19==1)&&((input==4)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))))&&(a21==1))&&(a17==8))) [L35] COND TRUE ((a17==8)&&((((!(a11==1)&&((a21==1)&&(input==6)))&&(a28==7))&&(a19==1))&&!(a25==1))) [L36] a28 = 10 [L37] return 22; Loop: [L614] output = calculate_output(input) [L606] COND TRUE 1 [L609] int input; [L610] input = __VERIFIER_nondet_int() [L611] COND FALSE !((input != 1) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L30] COND FALSE !((((!(a11==1)&&((a19==1)&&((input==4)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))))&&(a21==1))&&(a17==8))) [L35] COND FALSE !(((a17==8)&&((((!(a11==1)&&((a21==1)&&(input==6)))&&(a28==7))&&(a19==1))&&!(a25==1)))) [L38] COND FALSE !(((a21==1)&&((a19==1)&&((((((a25==1)||!(a25==1))&&(input==3))&&(a17==9))&&(a11==1))&&(a28==9))))) [L42] COND FALSE !(((a28==9)&&(!(a19==1)&&((a21==1)&&((((input==4)&&!(a25==1))&&!(a11==1))&&(a17==8)))))) [L47] COND TRUE ((((a17==8)&&((((input==1)&&((a25==1)||!(a25==1)))&&!(a11==1))&&(a19==1)))&&(a21==1))&&(a28==10)) [L48] a25 = 0 [L49] return -1; End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...