./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label17.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_717ac955-670d-4552-86bd-ea793028a86f/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label17.c -s /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 3bc052be4bf83a6b89bc47d6157f3742948fabcf 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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 07:40:06,197 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 07:40:06,198 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 07:40:06,212 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 07:40:06,212 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 07:40:06,214 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 07:40:06,216 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 07:40:06,224 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 07:40:06,228 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 07:40:06,232 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 07:40:06,234 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 07:40:06,235 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 07:40:06,235 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 07:40:06,237 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 07:40:06,238 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 07:40:06,239 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 07:40:06,240 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 07:40:06,241 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 07:40:06,243 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 07:40:06,247 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 07:40:06,250 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 07:40:06,252 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 07:40:06,254 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 07:40:06,255 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 07:40:06,258 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 07:40:06,258 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 07:40:06,259 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 07:40:06,260 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 07:40:06,260 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 07:40:06,262 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 07:40:06,262 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 07:40:06,262 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 07:40:06,263 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 07:40:06,264 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 07:40:06,264 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 07:40:06,265 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 07:40:06,265 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 07:40:06,265 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 07:40:06,266 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 07:40:06,266 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 07:40:06,268 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 07:40:06,268 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-20 07:40:06,282 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 07:40:06,282 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 07:40:06,283 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 07:40:06,283 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 07:40:06,283 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 07:40:06,283 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-20 07:40:06,283 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-20 07:40:06,284 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-20 07:40:06,284 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-20 07:40:06,284 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-20 07:40:06,284 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-20 07:40:06,284 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 07:40:06,284 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 07:40:06,285 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-20 07:40:06,285 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 07:40:06,285 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 07:40:06,285 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 07:40:06,285 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-20 07:40:06,285 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-20 07:40:06,286 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-20 07:40:06,286 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 07:40:06,286 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 07:40:06,286 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-20 07:40:06,286 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 07:40:06,287 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-20 07:40:06,287 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 07:40:06,287 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 07:40:06,287 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-20 07:40:06,287 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 07:40:06,287 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 07:40:06,288 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-20 07:40:06,288 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-20 07:40:06,289 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_717ac955-670d-4552-86bd-ea793028a86f/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 -> 3bc052be4bf83a6b89bc47d6157f3742948fabcf [2019-11-20 07:40:06,456 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 07:40:06,473 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 07:40:06,476 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 07:40:06,478 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 07:40:06,478 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 07:40:06,478 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label17.c [2019-11-20 07:40:06,534 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/bin/uautomizer/data/e3bf0d908/3ea5980f75644066851db117a4ab673e/FLAG557188f3f [2019-11-20 07:40:06,966 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 07:40:06,967 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/sv-benchmarks/c/eca-rers2012/Problem02_label17.c [2019-11-20 07:40:06,982 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/bin/uautomizer/data/e3bf0d908/3ea5980f75644066851db117a4ab673e/FLAG557188f3f [2019-11-20 07:40:07,268 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/bin/uautomizer/data/e3bf0d908/3ea5980f75644066851db117a4ab673e [2019-11-20 07:40:07,270 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 07:40:07,271 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 07:40:07,272 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 07:40:07,272 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 07:40:07,275 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 07:40:07,276 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:40:07" (1/1) ... [2019-11-20 07:40:07,278 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f7d441b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:40:07, skipping insertion in model container [2019-11-20 07:40:07,279 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:40:07" (1/1) ... [2019-11-20 07:40:07,285 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 07:40:07,345 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 07:40:07,712 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 07:40:07,716 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 07:40:07,815 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 07:40:07,842 INFO L192 MainTranslator]: Completed translation [2019-11-20 07:40:07,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:40:07 WrapperNode [2019-11-20 07:40:07,843 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 07:40:07,844 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 07:40:07,844 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 07:40:07,844 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 07:40:07,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:40:07" (1/1) ... [2019-11-20 07:40:07,867 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:40:07" (1/1) ... [2019-11-20 07:40:07,930 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 07:40:07,930 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 07:40:07,930 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 07:40:07,930 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 07:40:07,939 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:40:07" (1/1) ... [2019-11-20 07:40:07,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:40:07" (1/1) ... [2019-11-20 07:40:07,946 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:40:07" (1/1) ... [2019-11-20 07:40:07,947 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:40:07" (1/1) ... [2019-11-20 07:40:07,976 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:40:07" (1/1) ... [2019-11-20 07:40:08,004 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:40:07" (1/1) ... [2019-11-20 07:40:08,011 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:40:07" (1/1) ... [2019-11-20 07:40:08,021 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 07:40:08,022 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 07:40:08,022 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 07:40:08,022 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 07:40:08,023 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:40:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:08,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 07:40:08,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 07:40:09,408 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 07:40:09,409 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-20 07:40:09,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:40:09 BoogieIcfgContainer [2019-11-20 07:40:09,410 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 07:40:09,410 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-20 07:40:09,411 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-20 07:40:09,414 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-20 07:40:09,414 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 07:40:09,414 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 07:40:07" (1/3) ... [2019-11-20 07:40:09,415 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5a7fe530 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 07:40:09, skipping insertion in model container [2019-11-20 07:40:09,416 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 07:40:09,416 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:40:07" (2/3) ... [2019-11-20 07:40:09,416 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5a7fe530 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 07:40:09, skipping insertion in model container [2019-11-20 07:40:09,417 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 07:40:09,417 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:40:09" (3/3) ... [2019-11-20 07:40:09,418 INFO L371 chiAutomizerObserver]: Analyzing ICFG Problem02_label17.c [2019-11-20 07:40:09,457 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-20 07:40:09,457 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-20 07:40:09,458 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-20 07:40:09,458 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 07:40:09,458 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 07:40:09,458 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-20 07:40:09,458 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 07:40:09,459 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-20 07:40:09,489 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 226 states. [2019-11-20 07:40:09,532 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 221 [2019-11-20 07:40:09,532 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 07:40:09,532 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 07:40:09,541 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 07:40:09,542 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2019-11-20 07:40:09,542 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-20 07:40:09,542 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 226 states. [2019-11-20 07:40:09,550 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 221 [2019-11-20 07:40:09,550 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 07:40:09,550 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 07:40:09,551 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 07:40:09,552 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2019-11-20 07:40:09,557 INFO L794 eck$LassoCheckResult]: Stem: 78#ULTIMATE.startENTRYtrue ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 9#L-1true havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 164#L606-2true [2019-11-20 07:40:09,558 INFO L796 eck$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 07:40:09,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:40:09,563 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2019-11-20 07:40:09,569 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:40:09,569 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865279146] [2019-11-20 07:40:09,570 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:40:09,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:40:09,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:40:09,669 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 07:40:09,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:40:09,670 INFO L82 PathProgramCache]: Analyzing trace with hash 1268139, now seen corresponding path program 1 times [2019-11-20 07:40:09,671 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:40:09,671 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246178406] [2019-11-20 07:40:09,671 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:40:09,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:40:09,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:40:09,708 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 07:40:09,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:40:09,710 INFO L82 PathProgramCache]: Analyzing trace with hash 889695341, now seen corresponding path program 1 times [2019-11-20 07:40:09,711 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:40:09,711 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65648871] [2019-11-20 07:40:09,711 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:40:09,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:40:09,775 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 07:40:09,775 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65648871] [2019-11-20 07:40:09,780 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:40:09,781 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 07:40:09,782 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628037462] [2019-11-20 07:40:09,904 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 42 [2019-11-20 07:40:09,965 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 07:40:09,966 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 07:40:09,966 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 07:40:09,966 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 07:40:09,967 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 07:40:09,967 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:09,967 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 07:40:09,967 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 07:40:09,967 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem02_label17.c_Iteration1_Loop [2019-11-20 07:40:09,968 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 07:40:09,968 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 07:40:09,992 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 07:40:09,999 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 07:40:10,035 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 07:40:10,043 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 07:40:10,047 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 07:40:10,051 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 07:40:10,053 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 07:40:10,064 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 07:40:10,317 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 23 [2019-11-20 07:40:10,383 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 07:40:10,384 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:10,392 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:40:10,392 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 07:40:10,401 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 07:40:10,401 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_717ac955-670d-4552-86bd-ea793028a86f/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) [2019-11-20 07:40:10,415 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:40:10,416 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:10,429 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 07:40:10,429 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_717ac955-670d-4552-86bd-ea793028a86f/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) [2019-11-20 07:40:10,448 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:40:10,448 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:10,457 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 07:40:10,457 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_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:10,488 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:40:10,488 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 07:40:10,494 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 07:40:10,494 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_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:10,508 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:40:10,509 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 07:40:10,546 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 07:40:10,546 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a21~0=1} Honda state: {~a21~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:10,568 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:40:10,568 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 07:40:10,573 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 07:40:10,573 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_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:10,590 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:40:10,590 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 07:40:10,599 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 07:40:10,599 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_717ac955-670d-4552-86bd-ea793028a86f/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) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:10,614 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:40:10,614 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:10,634 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 07:40:10,635 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 07:40:10,654 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-20 07:40:10,656 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 07:40:10,656 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 07:40:10,656 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 07:40:10,656 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 07:40:10,657 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 07:40:10,657 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:10,657 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 07:40:10,657 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 07:40:10,657 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem02_label17.c_Iteration1_Loop [2019-11-20 07:40:10,657 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 07:40:10,657 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 07:40:10,662 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 07:40:10,674 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 07:40:10,678 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 07:40:10,719 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 07:40:10,730 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 07:40:10,733 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 07:40:10,736 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 07:40:10,739 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 07:40:10,973 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 23 [2019-11-20 07:40:11,016 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 07:40:11,021 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:11,029 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 07:40:11,032 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:11,032 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:11,033 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 07:40:11,037 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 07:40:11,038 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:11,041 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:11,053 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 07:40:11,054 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:11,055 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:11,055 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 07:40:11,057 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 07:40:11,057 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:11,059 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:11,074 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 07:40:11,075 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:11,075 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,076 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-20 07:40:11,076 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 07:40:11,085 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 07:40:11,086 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:11,091 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:11,109 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 07:40:11,111 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:11,111 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,111 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,112 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:11,112 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 07:40:11,113 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 07:40:11,113 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 07:40:11,116 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:11,131 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 07:40:11,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:11,133 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:11,133 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 07:40:11,134 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 07:40:11,134 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 07:40:11,136 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:11,145 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 07:40:11,146 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:11,147 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,147 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:11,147 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 07:40:11,149 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 07:40:11,150 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:11,155 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:11,165 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 07:40:11,166 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:11,167 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,167 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,167 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:11,167 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 07:40:11,173 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 07:40:11,173 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:11,175 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:11,185 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 07:40:11,186 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:11,186 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,187 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,187 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:40:11,187 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 07:40:11,190 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:11,190 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:11,193 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 07:40:11,195 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:11,201 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 07:40:11,210 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:11,210 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,210 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:11,210 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 07:40:11,213 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 07:40:11,213 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:11,220 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:11,241 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 07:40:11,242 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:11,243 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,243 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:11,243 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 07:40:11,244 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 07:40:11,244 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:11,247 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:11,256 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 07:40:11,258 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:11,258 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,259 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-20 07:40:11,259 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 07:40:11,267 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-20 07:40:11,267 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 07:40:11,276 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:11,285 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 07:40:11,287 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:11,287 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:11,287 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 07:40:11,289 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 07:40:11,289 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 07:40:11,292 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:11,298 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 07:40:11,300 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:11,300 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:11,300 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 07:40:11,301 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 07:40:11,301 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 07:40:11,309 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:11,315 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 07:40:11,317 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:11,317 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:11,317 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 07:40:11,318 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 07:40:11,319 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 07:40:11,321 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:11,327 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 07:40:11,328 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:11,329 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,329 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:11,329 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 07:40:11,330 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 07:40:11,330 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 07:40:11,332 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:11,337 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 07:40:11,339 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:11,339 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,340 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,340 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:40:11,340 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 07:40:11,342 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 07:40:11,342 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 07:40:11,346 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 07:40:11,348 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:11,356 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 07:40:11,358 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:11,359 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:11,359 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:11,362 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:11,362 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 07:40:11,368 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:11,377 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 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:11,379 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:11,380 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:11,380 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:11,382 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:11,382 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:11,385 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:11,390 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 07:40:11,393 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:11,393 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,393 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-20 07:40:11,393 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:11,401 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 07:40:11,401 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 07:40:11,412 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:11,418 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 07:40:11,421 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:11,421 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,421 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,421 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:11,421 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:11,423 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:11,423 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:11,427 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:11,434 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 07:40:11,435 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:11,436 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:11,436 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:11,437 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:11,437 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:11,440 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:11,448 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 07:40:11,450 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:11,450 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:11,451 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:11,452 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:11,452 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 07:40:11,455 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:11,461 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 07:40:11,463 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:11,463 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,463 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,463 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:11,463 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:11,465 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:11,465 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 07:40:11,468 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:11,474 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 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:11,476 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:11,476 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,476 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,476 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:40:11,477 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:11,479 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 07:40:11,479 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:11,482 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 07:40:11,483 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:11,488 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 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:11,491 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:11,491 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:11,492 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 07:40:11,499 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 07:40:11,499 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:11,512 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:11,518 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 07:40:11,520 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:11,520 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,521 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,521 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:11,521 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 07:40:11,522 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 07:40:11,522 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 07:40:11,525 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:11,536 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 07:40:11,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:11,538 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,538 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-20 07:40:11,539 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 07:40:11,556 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-20 07:40:11,557 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 07:40:11,571 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:11,578 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 07:40:11,580 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:11,580 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,581 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:11,581 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 07:40:11,583 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 07:40:11,583 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 07:40:11,588 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:11,594 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 07:40:11,595 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:11,596 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,596 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,596 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:11,596 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 07:40:11,597 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 07:40:11,597 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 07:40:11,601 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:11,615 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 07:40:11,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:11,617 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:11,617 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 07:40:11,619 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 07:40:11,619 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 07:40:11,622 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:11,629 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 07:40:11,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:11,631 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,632 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:11,632 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 07:40:11,637 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 07:40:11,637 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:11,640 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/bin/uautomizer/z3 Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 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 07:40:11,646 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 07:40:11,649 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:11,649 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,649 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:40:11,649 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 07:40:11,652 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-20 07:40:11,653 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 07:40:11,658 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 07:40:11,660 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:11,664 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 07:40:11,667 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:11,667 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 07:40:11,668 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:11,669 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 07:40:11,672 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 07:40:11,672 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 07:40:11,680 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:11,686 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 07:40:11,688 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:11,688 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 07:40:11,688 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:11,688 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 07:40:11,690 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 07:40:11,690 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 07:40:11,694 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:11,700 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 07:40:11,702 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:11,703 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 07:40:11,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,703 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-20 07:40:11,703 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:11,714 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-20 07:40:11,714 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:11,730 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/bin/uautomizer/z3 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 07:40:11,736 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 07:40:11,738 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:11,738 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 07:40:11,738 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:11,739 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 07:40:11,741 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 07:40:11,741 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 07:40:11,747 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:11,752 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 07:40:11,754 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:11,754 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 07:40:11,754 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,755 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:11,755 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 07:40:11,756 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 07:40:11,756 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 07:40:11,759 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:11,769 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 07:40:11,772 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:11,772 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 07:40:11,772 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:11,772 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 07:40:11,774 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 07:40:11,774 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 07:40:11,777 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:11,783 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 07:40:11,785 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:11,785 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 07:40:11,786 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,786 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,786 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:11,786 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 07:40:11,787 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 07:40:11,787 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 07:40:11,790 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:11,796 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 07:40:11,799 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:11,799 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 07:40:11,799 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,799 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,799 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:40:11,799 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:11,801 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 07:40:11,801 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:11,808 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 07:40:11,811 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:11,817 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 07:40:11,820 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:11,820 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 07:40:11,820 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:11,821 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:11,825 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:11,825 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:11,836 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:11,841 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 07:40:11,843 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:11,843 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 07:40:11,843 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,843 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:11,843 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:11,844 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:11,844 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:11,848 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:11,860 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 07:40:11,862 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:11,862 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 07:40:11,863 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,863 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,863 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-20 07:40:11,863 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:11,873 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 07:40:11,873 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 07:40:11,909 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:11,915 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 07:40:11,917 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:11,917 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 07:40:11,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:11,918 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:11,920 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:11,921 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 07:40:11,962 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:11,970 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 07:40:11,972 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:11,973 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 07:40:11,973 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,973 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:11,973 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:11,976 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:11,976 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 07:40:11,980 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:11,989 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 07:40:11,991 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:11,991 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 07:40:11,991 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:11,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:11,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:11,991 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:11,992 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:11,992 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:11,996 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:12,001 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 07:40:12,003 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:12,003 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 07:40:12,003 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:12,003 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:12,003 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:12,003 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:12,004 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:12,004 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:12,008 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:12,013 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 07:40:12,015 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:12,015 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 07:40:12,015 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:12,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:12,015 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:40:12,016 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:12,018 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 07:40:12,019 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 07:40:12,032 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 07:40:12,034 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:12,038 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 07:40:12,041 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:12,041 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 07:40:12,042 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:12,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:12,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:12,042 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 07:40:12,047 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 07:40:12,047 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 07:40:12,062 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:12,068 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 07:40:12,070 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:12,070 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 07:40:12,071 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:12,071 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:12,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:12,071 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 07:40:12,073 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 07:40:12,073 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 07:40:12,081 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:12,087 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 07:40:12,089 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:12,090 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 07:40:12,090 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:12,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:12,090 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-20 07:40:12,090 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 07:40:12,101 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-20 07:40:12,101 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 07:40:12,136 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:12,144 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 07:40:12,146 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:12,146 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 07:40:12,146 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:12,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:12,147 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:12,147 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 07:40:12,149 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 07:40:12,149 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 07:40:12,160 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:12,165 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 07:40:12,167 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:12,168 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 07:40:12,168 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:12,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:12,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:12,168 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 07:40:12,170 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 07:40:12,170 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 07:40:12,177 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:12,182 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 07:40:12,184 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:12,185 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 07:40:12,185 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:12,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:12,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:12,185 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 07:40:12,187 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 07:40:12,187 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 07:40:12,194 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:12,199 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 07:40:12,202 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:12,202 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 07:40:12,202 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:12,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:12,202 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:12,202 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 07:40:12,204 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 07:40:12,204 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 07:40:12,209 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:12,214 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 07:40:12,216 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:12,217 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 07:40:12,217 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:12,217 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:12,217 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:40:12,217 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 07:40:12,221 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-20 07:40:12,221 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:12,235 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 07:40:12,237 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:12,241 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 07:40:12,243 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:12,243 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 07:40:12,244 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:12,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:12,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:12,244 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:12,247 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:12,247 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 07:40:12,254 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:12,259 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 07:40:12,261 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:12,261 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 07:40:12,261 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:12,261 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:12,261 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:12,262 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:12,263 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:12,263 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 07:40:12,266 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:12,271 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 07:40:12,273 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:12,273 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 07:40:12,274 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:12,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:12,274 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-20 07:40:12,274 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:12,281 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 07:40:12,281 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 07:40:12,297 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:12,302 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 07:40:12,304 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:12,305 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 07:40:12,305 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:12,305 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:12,305 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:12,305 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:12,307 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:12,307 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 07:40:12,311 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:12,315 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 07:40:12,317 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:12,317 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 07:40:12,317 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:12,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:12,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:12,317 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:12,318 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:12,318 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:12,324 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:12,332 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 07:40:12,333 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:12,334 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 07:40:12,334 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:12,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:12,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:12,334 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:12,337 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:12,338 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 07:40:12,341 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:12,348 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 07:40:12,350 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:12,351 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 07:40:12,351 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:12,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:12,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:12,351 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:12,352 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:12,352 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 07:40:12,354 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:12,359 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 07:40:12,360 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:12,360 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 07:40:12,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:12,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:12,361 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:40:12,361 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:12,363 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 07:40:12,363 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:12,370 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 07:40:12,372 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:12,376 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 07:40:12,379 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:12,379 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 07:40:12,379 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:12,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:12,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:12,379 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 07:40:12,384 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 07:40:12,384 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 07:40:12,397 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:12,401 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 07:40:12,403 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:12,403 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 07:40:12,403 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:12,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:12,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:12,403 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 07:40:12,404 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 07:40:12,404 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:12,407 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) Waiting until toolchain timeout for monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:12,412 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 07:40:12,414 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:12,414 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 07:40:12,414 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:12,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:12,414 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-20 07:40:12,415 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 07:40:12,432 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-20 07:40:12,432 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:12,453 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:12,459 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 07:40:12,461 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:12,461 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 07:40:12,461 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:12,461 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:12,461 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:12,462 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 07:40:12,464 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 07:40:12,464 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:12,471 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) Waiting until toolchain timeout for monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:12,477 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 07:40:12,478 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:12,478 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 07:40:12,479 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:12,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:12,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:12,479 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 07:40:12,480 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 07:40:12,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:12,484 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:12,496 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 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:12,498 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:12,498 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 07:40:12,498 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:12,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:12,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:12,498 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 07:40:12,499 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 07:40:12,499 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:12,503 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:12,506 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 07:40:12,508 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:12,508 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 07:40:12,508 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:12,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:12,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:12,508 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 07:40:12,509 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 07:40:12,509 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:12,513 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:12,526 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 07:40:12,528 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:12,528 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 07:40:12,528 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:12,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:12,528 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:40:12,528 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 07:40:12,533 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 07:40:12,533 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 07:40:12,546 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 07:40:12,548 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:40:12,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 07:40:12,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 07:40:12,566 INFO L87 Difference]: Start difference. First operand 226 states. Second operand 3 states. [2019-11-20 07:40:13,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:40:13,362 INFO L93 Difference]: Finished difference Result 374 states and 489 transitions. [2019-11-20 07:40:13,362 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 07:40:13,363 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 374 states and 489 transitions. [2019-11-20 07:40:13,369 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 305 [2019-11-20 07:40:13,377 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 374 states to 307 states and 409 transitions. [2019-11-20 07:40:13,378 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 307 [2019-11-20 07:40:13,379 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 307 [2019-11-20 07:40:13,380 INFO L73 IsDeterministic]: Start isDeterministic. Operand 307 states and 409 transitions. [2019-11-20 07:40:13,383 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 07:40:13,383 INFO L688 BuchiCegarLoop]: Abstraction has 307 states and 409 transitions. [2019-11-20 07:40:13,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 307 states and 409 transitions. [2019-11-20 07:40:13,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 307 to 305. [2019-11-20 07:40:13,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 305 states. [2019-11-20 07:40:13,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 305 states and 405 transitions. [2019-11-20 07:40:13,427 INFO L711 BuchiCegarLoop]: Abstraction has 305 states and 405 transitions. [2019-11-20 07:40:13,428 INFO L591 BuchiCegarLoop]: Abstraction has 305 states and 405 transitions. [2019-11-20 07:40:13,428 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-20 07:40:13,428 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 305 states and 405 transitions. [2019-11-20 07:40:13,430 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 303 [2019-11-20 07:40:13,430 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 07:40:13,430 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 07:40:13,432 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 07:40:13,432 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 07:40:13,432 INFO L794 eck$LassoCheckResult]: Stem: 765#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 630#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 631#L606-2 [2019-11-20 07:40:13,433 INFO L796 eck$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 07:40:13,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:40:13,433 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 2 times [2019-11-20 07:40:13,433 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:40:13,433 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193733080] [2019-11-20 07:40:13,434 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:40:13,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:40:13,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:40:13,446 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 07:40:13,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:40:13,447 INFO L82 PathProgramCache]: Analyzing trace with hash 1948456188, now seen corresponding path program 1 times [2019-11-20 07:40:13,447 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:40:13,447 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [967319845] [2019-11-20 07:40:13,447 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:40:13,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:40:13,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:40:13,468 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 07:40:13,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:40:13,469 INFO L82 PathProgramCache]: Analyzing trace with hash -141898178, now seen corresponding path program 1 times [2019-11-20 07:40:13,469 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:40:13,470 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561295325] [2019-11-20 07:40:13,470 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:40:13,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:40:13,505 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 07:40:13,505 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561295325] [2019-11-20 07:40:13,506 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:40:13,506 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 07:40:13,506 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780258069] [2019-11-20 07:40:13,615 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 41 [2019-11-20 07:40:13,646 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 07:40:13,646 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 07:40:13,646 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 07:40:13,646 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 07:40:13,646 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 07:40:13,646 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:13,646 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 07:40:13,647 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 07:40:13,647 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem02_label17.c_Iteration2_Loop [2019-11-20 07:40:13,647 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 07:40:13,647 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 07:40:13,648 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 07:40:13,651 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 07:40:13,656 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 07:40:13,658 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 07:40:13,660 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 07:40:13,671 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 07:40:13,676 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 07:40:13,685 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 07:40:13,889 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 07:40:13,889 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:13,901 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:40:13,901 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 07:40:13,906 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 07:40:13,906 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_717ac955-670d-4552-86bd-ea793028a86f/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) Waiting until toolchain timeout for monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:13,953 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:40:13,954 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 07:40:13,985 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 07:40:13,985 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_717ac955-670d-4552-86bd-ea793028a86f/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) Waiting until toolchain timeout for monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:14,033 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:40:14,033 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 07:40:14,038 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 07:40:14,038 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_717ac955-670d-4552-86bd-ea793028a86f/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) Waiting until toolchain timeout for monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:14,043 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:40:14,043 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 07:40:14,046 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 07:40:14,046 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_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:14,051 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:40:14,051 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 07:40:14,054 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 07:40:14,054 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_717ac955-670d-4552-86bd-ea793028a86f/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) Waiting until toolchain timeout for monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:14,058 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:40:14,058 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) Waiting until toolchain timeout for monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:14,065 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 07:40:14,065 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 07:40:14,078 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-20 07:40:14,079 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 07:40:14,079 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 07:40:14,079 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 07:40:14,080 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 07:40:14,080 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 07:40:14,080 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:14,080 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 07:40:14,080 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 07:40:14,080 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem02_label17.c_Iteration2_Loop [2019-11-20 07:40:14,080 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 07:40:14,080 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 07:40:14,082 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 07:40:14,090 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 07:40:14,093 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 07:40:14,095 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 07:40:14,098 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 07:40:14,103 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 07:40:14,116 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 07:40:14,126 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 07:40:14,310 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 07:40:14,310 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) Waiting until toolchain timeout for monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:14,322 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 07:40:14,323 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:14,323 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:14,323 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 07:40:14,324 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 07:40:14,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:14,325 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) Waiting until toolchain timeout for monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:14,330 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 07:40:14,331 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:14,331 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,331 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:40:14,331 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 07:40:14,332 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:14,332 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:14,333 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) Waiting until toolchain timeout for monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:14,337 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 07:40:14,338 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:14,338 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:14,338 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 07:40:14,339 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 07:40:14,339 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:14,340 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) Waiting until toolchain timeout for monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:14,343 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 07:40:14,344 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:14,345 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:14,345 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 07:40:14,345 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 07:40:14,345 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:14,347 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) Waiting until toolchain timeout for monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:14,350 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 07:40:14,351 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:14,351 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,352 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:40:14,352 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 07:40:14,353 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:14,353 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:14,355 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/bin/uautomizer/z3 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 07:40:14,358 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 07:40:14,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:14,360 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,360 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,360 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:40:14,360 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 07:40:14,362 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:14,362 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:14,368 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) [2019-11-20 07:40:14,376 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 07:40:14,378 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:14,378 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,378 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:14,378 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 07:40:14,380 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 07:40:14,380 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:14,382 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:14,386 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 07:40:14,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:14,388 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:14,388 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 07:40:14,388 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 07:40:14,388 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:14,390 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 07:40:14,391 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:14,394 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 07:40:14,395 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:14,395 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,395 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:14,395 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 07:40:14,396 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 07:40:14,396 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:14,397 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:14,402 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 07:40:14,403 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:14,403 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,403 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:40:14,403 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 07:40:14,404 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 07:40:14,404 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:14,405 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:14,409 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 07:40:14,410 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:14,410 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,411 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,411 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:14,411 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 07:40:14,411 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 07:40:14,411 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:14,412 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) [2019-11-20 07:40:14,421 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 07:40:14,422 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:14,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:14,423 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 07:40:14,424 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 07:40:14,424 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:14,426 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:14,430 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 07:40:14,431 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:14,431 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,431 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,431 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:40:14,431 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 07:40:14,432 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 07:40:14,433 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:14,435 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:14,439 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 07:40:14,440 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:14,440 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,441 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:40:14,441 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 07:40:14,443 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 07:40:14,444 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:14,449 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) Waiting until toolchain timeout for monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:14,453 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 07:40:14,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:14,455 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:14,455 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 07:40:14,457 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 07:40:14,457 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:14,460 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:14,464 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 07:40:14,466 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:14,466 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts Waiting until toolchain timeout for monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:14,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:14,466 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 07:40:14,467 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 07:40:14,467 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:14,469 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 07:40:14,470 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:14,474 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 07:40:14,476 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:14,476 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,476 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,476 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:14,476 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:14,477 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:14,477 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:14,480 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:14,493 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 07:40:14,495 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:14,495 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,495 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:40:14,495 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:14,497 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 07:40:14,497 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 07:40:14,500 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:14,505 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 07:40:14,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:14,507 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:14,508 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:14,508 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:14,509 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 07:40:14,511 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:14,516 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 07:40:14,518 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:14,518 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,518 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:14,519 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:14,520 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:14,520 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:14,522 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) [2019-11-20 07:40:14,527 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 07:40:14,530 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:14,531 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,531 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:40:14,531 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:14,533 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 07:40:14,533 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:14,538 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) [2019-11-20 07:40:14,543 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 07:40:14,546 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:14,546 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,546 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:40:14,546 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:14,558 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 07:40:14,558 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:14,566 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:14,572 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 07:40:14,575 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:14,575 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,575 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,575 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:14,576 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:14,579 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:14,579 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 07:40:14,584 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:14,590 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 07:40:14,592 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:14,592 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:14,592 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:14,594 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:14,594 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 07:40:14,598 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 07:40:14,599 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:14,603 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 07:40:14,605 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:14,605 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:14,605 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 07:40:14,607 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 07:40:14,607 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 07:40:14,609 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:14,620 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 07:40:14,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:14,623 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,623 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:40:14,623 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 07:40:14,624 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-20 07:40:14,624 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 07:40:14,632 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) [2019-11-20 07:40:14,637 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 07:40:14,640 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:14,640 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:14,640 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 07:40:14,641 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 07:40:14,641 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 116 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:14,644 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) [2019-11-20 07:40:14,649 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 07:40:14,652 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:14,652 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,653 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:14,653 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 07:40:14,655 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 07:40:14,655 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 117 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:14,658 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) [2019-11-20 07:40:14,663 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 07:40:14,665 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:14,666 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,666 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:40:14,666 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 07:40:14,668 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-20 07:40:14,668 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 118 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:14,674 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) [2019-11-20 07:40:14,681 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 07:40:14,683 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:14,683 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,683 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,683 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:40:14,683 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 07:40:14,688 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-20 07:40:14,688 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:14,700 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) [2019-11-20 07:40:14,706 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 07:40:14,708 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:14,708 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,709 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:14,709 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 07:40:14,712 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 07:40:14,712 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 120 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:14,718 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:14,724 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 07:40:14,726 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 07:40:14,726 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,727 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:14,727 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 07:40:14,728 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 07:40:14,728 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 07:40:14,733 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 07:40:14,735 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) [2019-11-20 07:40:14,739 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 07:40:14,741 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:14,741 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 07:40:14,741 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,741 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:14,741 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 07:40:14,742 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 07:40:14,742 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 122 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:14,746 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) [2019-11-20 07:40:14,753 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 07:40:14,755 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:14,755 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 07:40:14,755 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,755 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,755 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:40:14,756 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 07:40:14,758 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 07:40:14,758 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 123 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:14,762 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) [2019-11-20 07:40:14,768 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 07:40:14,770 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:14,770 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 07:40:14,770 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,771 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,771 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:14,771 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 07:40:14,772 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 07:40:14,772 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 124 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:14,775 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) [2019-11-20 07:40:14,781 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 07:40:14,782 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:14,783 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 07:40:14,783 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:14,783 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 07:40:14,784 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 07:40:14,784 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 125 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:14,787 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) [2019-11-20 07:40:14,794 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 07:40:14,796 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:14,796 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 07:40:14,796 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,797 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:40:14,797 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 07:40:14,799 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 07:40:14,799 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 126 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:14,844 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) [2019-11-20 07:40:14,856 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 07:40:14,858 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:14,858 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 07:40:14,858 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,858 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:40:14,858 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 07:40:14,862 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 07:40:14,862 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 127 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:14,871 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:14,879 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 07:40:14,881 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:14,881 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 07:40:14,882 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:14,882 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 07:40:14,884 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 07:40:14,884 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 07:40:14,891 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:14,900 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 07:40:14,902 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:14,902 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 07:40:14,902 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:14,902 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 07:40:14,903 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 07:40:14,904 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 07:40:14,908 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 07:40:14,910 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:14,915 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 07:40:14,917 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:14,917 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 07:40:14,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:14,917 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:14,919 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:14,919 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 07:40:14,924 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:14,929 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 07:40:14,932 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:14,932 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 07:40:14,933 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,933 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,933 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:40:14,933 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:14,934 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 07:40:14,934 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 07:40:14,940 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:14,949 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 07:40:14,951 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:14,951 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 07:40:14,951 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:14,952 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:14,953 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:14,953 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 07:40:14,956 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:14,962 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 07:40:14,964 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:14,964 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 07:40:14,964 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:14,965 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:14,966 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:14,966 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 07:40:14,971 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:14,983 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 07:40:14,985 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:14,986 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 07:40:14,986 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:14,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:14,986 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:40:14,986 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:14,989 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 07:40:14,989 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 07:40:14,998 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:15,003 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 07:40:15,005 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:15,006 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 07:40:15,006 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:15,006 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:15,006 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:40:15,006 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:15,011 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 07:40:15,011 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 07:40:15,028 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:15,033 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 07:40:15,035 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:15,035 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 07:40:15,035 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:15,036 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:15,036 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:15,036 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:15,039 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:15,039 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 07:40:15,049 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:15,055 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 07:40:15,057 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:15,057 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 07:40:15,057 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:15,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:15,058 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:15,058 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:15,060 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:15,060 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 07:40:15,067 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 07:40:15,068 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:15,073 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 07:40:15,075 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:15,075 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 07:40:15,076 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:15,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:15,076 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:15,076 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 07:40:15,077 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 07:40:15,078 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 07:40:15,085 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) Waiting until toolchain timeout for monitored process 139 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:15,089 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 07:40:15,090 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:15,091 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 07:40:15,091 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:15,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:15,091 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:40:15,091 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 07:40:15,092 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-20 07:40:15,092 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:15,098 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:15,102 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 07:40:15,104 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:15,104 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 07:40:15,104 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:15,104 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:15,104 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:15,104 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 07:40:15,105 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 07:40:15,105 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:15,108 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:15,112 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 07:40:15,114 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:15,114 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 07:40:15,114 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:15,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:15,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:15,114 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 07:40:15,115 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 07:40:15,115 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:15,120 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) Waiting until toolchain timeout for monitored process 142 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:15,123 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 07:40:15,125 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:15,125 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 07:40:15,125 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:15,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:15,125 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:40:15,126 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 07:40:15,128 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-20 07:40:15,128 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:15,138 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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) Waiting until toolchain timeout for monitored process 143 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:15,141 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 07:40:15,146 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:15,146 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 07:40:15,146 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:15,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:15,146 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:40:15,146 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 07:40:15,159 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-20 07:40:15,159 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:15,184 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:15,193 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 07:40:15,196 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:15,196 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 07:40:15,196 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:15,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:15,197 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:15,197 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 07:40:15,201 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 07:40:15,201 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:15,215 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/bin/uautomizer/z3 Waiting until toolchain timeout for monitored process 144 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 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 07:40:15,221 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 07:40:15,223 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:15,224 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 07:40:15,224 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:15,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:15,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:15,224 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 07:40:15,227 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 07:40:15,227 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 07:40:15,238 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 07:40:15,239 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:15,243 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 07:40:15,245 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:15,245 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 07:40:15,245 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:15,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:15,245 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:15,246 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:15,247 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:15,247 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 07:40:15,250 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:15,255 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 07:40:15,257 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:15,257 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 07:40:15,257 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:15,257 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:15,257 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:40:15,257 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:15,259 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 07:40:15,259 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 07:40:15,263 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:15,268 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 07:40:15,269 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:15,270 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 07:40:15,270 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:15,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:15,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:15,270 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:15,271 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:15,271 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 07:40:15,273 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/bin/uautomizer/z3 Waiting until toolchain timeout for monitored process 148 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 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 07:40:15,279 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 07:40:15,280 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:15,280 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 07:40:15,281 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:15,281 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:15,281 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:15,281 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:15,282 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:15,282 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 07:40:15,285 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:15,290 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 07:40:15,292 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:15,292 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 07:40:15,292 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:15,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:15,292 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:40:15,292 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:15,294 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 07:40:15,295 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 07:40:15,301 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:15,306 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 07:40:15,308 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:15,308 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 07:40:15,309 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:15,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:15,309 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:40:15,309 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:15,313 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 07:40:15,313 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 07:40:15,324 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:15,329 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 07:40:15,331 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:15,331 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 07:40:15,331 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:15,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:15,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:15,331 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:15,334 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:15,334 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 07:40:15,341 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:15,346 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 07:40:15,348 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:15,348 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 07:40:15,348 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:15,348 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:15,348 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:15,348 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 07:40:15,350 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 07:40:15,350 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 07:40:15,355 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 07:40:15,356 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:15,360 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 07:40:15,362 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:15,362 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 07:40:15,362 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:15,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:15,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:15,363 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 07:40:15,364 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 07:40:15,364 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 07:40:15,369 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:15,374 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 07:40:15,376 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:15,376 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 07:40:15,376 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:15,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:15,377 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:40:15,377 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 07:40:15,379 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 07:40:15,379 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 07:40:15,385 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:15,390 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 07:40:15,392 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:15,393 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 07:40:15,393 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:15,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:15,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:15,393 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 07:40:15,394 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 07:40:15,394 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 07:40:15,398 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:15,403 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 07:40:15,405 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:15,405 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 07:40:15,405 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:15,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:15,406 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:15,406 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 07:40:15,407 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 07:40:15,407 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 07:40:15,412 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:15,417 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 07:40:15,419 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:15,419 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 07:40:15,419 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:15,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:15,419 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:40:15,419 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 07:40:15,423 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 07:40:15,423 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 07:40:15,435 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:15,440 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 07:40:15,442 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:15,442 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 07:40:15,443 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:15,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:15,443 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 07:40:15,443 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 07:40:15,449 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 07:40:15,449 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 07:40:15,470 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:15,475 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 07:40:15,478 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:15,478 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 07:40:15,478 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:15,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:15,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:15,479 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 07:40:15,483 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 07:40:15,483 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 160 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:15,494 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:15,503 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 07:40:15,505 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 07:40:15,506 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 07:40:15,506 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 07:40:15,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 07:40:15,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 07:40:15,506 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 07:40:15,508 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 07:40:15,508 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 07:40:15,516 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 07:40:15,517 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:40:15,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 07:40:15,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 07:40:15,518 INFO L87 Difference]: Start difference. First operand 305 states and 405 transitions. cyclomatic complexity: 101 Second operand 3 states. [2019-11-20 07:40:16,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:40:16,036 INFO L93 Difference]: Finished difference Result 590 states and 749 transitions. [2019-11-20 07:40:16,037 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 07:40:16,038 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 590 states and 749 transitions. [2019-11-20 07:40:16,043 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 588 [2019-11-20 07:40:16,049 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 590 states to 590 states and 749 transitions. [2019-11-20 07:40:16,050 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 590 [2019-11-20 07:40:16,051 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 590 [2019-11-20 07:40:16,051 INFO L73 IsDeterministic]: Start isDeterministic. Operand 590 states and 749 transitions. [2019-11-20 07:40:16,054 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 07:40:16,055 INFO L688 BuchiCegarLoop]: Abstraction has 590 states and 749 transitions. [2019-11-20 07:40:16,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states and 749 transitions. [2019-11-20 07:40:16,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 590. [2019-11-20 07:40:16,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 590 states. [2019-11-20 07:40:16,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 590 states and 749 transitions. [2019-11-20 07:40:16,083 INFO L711 BuchiCegarLoop]: Abstraction has 590 states and 749 transitions. [2019-11-20 07:40:16,084 INFO L591 BuchiCegarLoop]: Abstraction has 590 states and 749 transitions. [2019-11-20 07:40:16,084 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-11-20 07:40:16,084 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 590 states and 749 transitions. [2019-11-20 07:40:16,087 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 588 [2019-11-20 07:40:16,088 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 07:40:16,088 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 07:40:16,089 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 07:40:16,089 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 1, 1, 1] [2019-11-20 07:40:16,090 INFO L794 eck$LassoCheckResult]: Stem: 1676#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 1534#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 1535#L606-2 [2019-11-20 07:40:16,090 INFO L796 eck$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 07:40:16,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:40:16,090 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 3 times [2019-11-20 07:40:16,090 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:40:16,091 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59683655] [2019-11-20 07:40:16,091 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:40:16,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:40:16,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:40:16,101 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 07:40:16,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:40:16,102 INFO L82 PathProgramCache]: Analyzing trace with hash 1689438932, now seen corresponding path program 1 times [2019-11-20 07:40:16,102 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:40:16,102 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857198081] [2019-11-20 07:40:16,103 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:40:16,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:40:16,133 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 07:40:16,134 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857198081] [2019-11-20 07:40:16,134 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:40:16,134 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 07:40:16,134 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132137089] [2019-11-20 07:40:16,134 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-20 07:40:16,134 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:40:16,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 07:40:16,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 07:40:16,135 INFO L87 Difference]: Start difference. First operand 590 states and 749 transitions. cyclomatic complexity: 160 Second operand 3 states. [2019-11-20 07:40:16,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:40:16,709 INFO L93 Difference]: Finished difference Result 1149 states and 1416 transitions. [2019-11-20 07:40:16,709 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 07:40:16,709 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1149 states and 1416 transitions. [2019-11-20 07:40:16,718 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1147 [2019-11-20 07:40:16,728 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1149 states to 1149 states and 1416 transitions. [2019-11-20 07:40:16,728 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1149 [2019-11-20 07:40:16,729 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1149 [2019-11-20 07:40:16,730 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1149 states and 1416 transitions. [2019-11-20 07:40:16,731 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 07:40:16,732 INFO L688 BuchiCegarLoop]: Abstraction has 1149 states and 1416 transitions. [2019-11-20 07:40:16,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1149 states and 1416 transitions. [2019-11-20 07:40:16,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1149 to 1149. [2019-11-20 07:40:16,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1149 states. [2019-11-20 07:40:16,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 1149 states and 1416 transitions. [2019-11-20 07:40:16,756 INFO L711 BuchiCegarLoop]: Abstraction has 1149 states and 1416 transitions. [2019-11-20 07:40:16,756 INFO L591 BuchiCegarLoop]: Abstraction has 1149 states and 1416 transitions. [2019-11-20 07:40:16,757 INFO L424 BuchiCegarLoop]: ======== Iteration 4============ [2019-11-20 07:40:16,757 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1149 states and 1416 transitions. [2019-11-20 07:40:16,763 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1147 [2019-11-20 07:40:16,764 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 07:40:16,764 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 07:40:16,765 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 07:40:16,766 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 07:40:16,766 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 07:40:16,766 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 07:40:16,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:40:16,767 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 4 times [2019-11-20 07:40:16,767 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:40:16,768 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234101651] [2019-11-20 07:40:16,768 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:40:16,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:40:16,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:40:16,777 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 07:40:16,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:40:16,778 INFO L82 PathProgramCache]: Analyzing trace with hash -1352924138, now seen corresponding path program 1 times [2019-11-20 07:40:16,778 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:40:16,778 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605879019] [2019-11-20 07:40:16,779 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:40:16,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:40:16,829 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 07:40:16,829 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605879019] [2019-11-20 07:40:16,829 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:40:16,829 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 07:40:16,830 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251227594] [2019-11-20 07:40:16,830 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-20 07:40:16,830 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:40:16,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 07:40:16,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 07:40:16,831 INFO L87 Difference]: Start difference. First operand 1149 states and 1416 transitions. cyclomatic complexity: 268 Second operand 3 states. [2019-11-20 07:40:17,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:40:17,353 INFO L93 Difference]: Finished difference Result 1996 states and 2450 transitions. [2019-11-20 07:40:17,354 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 07:40:17,354 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1996 states and 2450 transitions. [2019-11-20 07:40:17,369 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1994 [2019-11-20 07:40:17,384 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1996 states to 1996 states and 2450 transitions. [2019-11-20 07:40:17,384 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1996 [2019-11-20 07:40:17,386 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1996 [2019-11-20 07:40:17,387 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1996 states and 2450 transitions. [2019-11-20 07:40:17,396 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 07:40:17,397 INFO L688 BuchiCegarLoop]: Abstraction has 1996 states and 2450 transitions. [2019-11-20 07:40:17,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1996 states and 2450 transitions. [2019-11-20 07:40:17,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1996 to 1710. [2019-11-20 07:40:17,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1710 states. [2019-11-20 07:40:17,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 1710 states and 2146 transitions. [2019-11-20 07:40:17,428 INFO L711 BuchiCegarLoop]: Abstraction has 1710 states and 2146 transitions. [2019-11-20 07:40:17,428 INFO L591 BuchiCegarLoop]: Abstraction has 1710 states and 2146 transitions. [2019-11-20 07:40:17,428 INFO L424 BuchiCegarLoop]: ======== Iteration 5============ [2019-11-20 07:40:17,429 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1710 states and 2146 transitions. [2019-11-20 07:40:17,437 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1708 [2019-11-20 07:40:17,437 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 07:40:17,438 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 07:40:17,440 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 07:40:17,440 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 07:40:17,441 INFO L794 eck$LassoCheckResult]: Stem: 6571#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 6429#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 6430#L606-2 [2019-11-20 07:40:17,441 INFO L796 eck$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 07:40:17,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:40:17,442 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 5 times [2019-11-20 07:40:17,442 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:40:17,442 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490654207] [2019-11-20 07:40:17,442 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:40:17,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:40:17,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:40:17,469 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 07:40:17,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:40:17,473 INFO L82 PathProgramCache]: Analyzing trace with hash -879392628, now seen corresponding path program 1 times [2019-11-20 07:40:17,473 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:40:17,474 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83129397] [2019-11-20 07:40:17,474 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:40:17,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:40:17,569 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 07:40:17,570 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [83129397] [2019-11-20 07:40:17,570 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:40:17,570 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 07:40:17,570 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593149884] [2019-11-20 07:40:17,571 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-20 07:40:17,571 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:40:17,572 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 07:40:17,572 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 07:40:17,572 INFO L87 Difference]: Start difference. First operand 1710 states and 2146 transitions. cyclomatic complexity: 437 Second operand 3 states. [2019-11-20 07:40:18,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:40:18,062 INFO L93 Difference]: Finished difference Result 1709 states and 1964 transitions. [2019-11-20 07:40:18,064 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 07:40:18,064 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1709 states and 1964 transitions. [2019-11-20 07:40:18,076 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1707 [2019-11-20 07:40:18,088 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1709 states to 1709 states and 1964 transitions. [2019-11-20 07:40:18,088 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1709 [2019-11-20 07:40:18,090 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1709 [2019-11-20 07:40:18,090 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1709 states and 1964 transitions. [2019-11-20 07:40:18,093 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 07:40:18,093 INFO L688 BuchiCegarLoop]: Abstraction has 1709 states and 1964 transitions. [2019-11-20 07:40:18,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1709 states and 1964 transitions. [2019-11-20 07:40:18,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1709 to 1429. [2019-11-20 07:40:18,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1429 states. [2019-11-20 07:40:18,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 1429 states and 1654 transitions. [2019-11-20 07:40:18,118 INFO L711 BuchiCegarLoop]: Abstraction has 1429 states and 1654 transitions. [2019-11-20 07:40:18,118 INFO L591 BuchiCegarLoop]: Abstraction has 1429 states and 1654 transitions. [2019-11-20 07:40:18,118 INFO L424 BuchiCegarLoop]: ======== Iteration 6============ [2019-11-20 07:40:18,118 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1429 states and 1654 transitions. [2019-11-20 07:40:18,125 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1427 [2019-11-20 07:40:18,125 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 07:40:18,125 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 07:40:18,127 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 07:40:18,127 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 07:40:18,128 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 07:40:18,128 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 07:40:18,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:40:18,128 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 6 times [2019-11-20 07:40:18,129 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:40:18,129 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322931072] [2019-11-20 07:40:18,129 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:40:18,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:40:18,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:40:18,147 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 07:40:18,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:40:18,150 INFO L82 PathProgramCache]: Analyzing trace with hash 274284660, now seen corresponding path program 1 times [2019-11-20 07:40:18,150 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:40:18,150 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824497800] [2019-11-20 07:40:18,150 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:40:18,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:40:18,200 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 07:40:18,200 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824497800] [2019-11-20 07:40:18,201 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:40:18,201 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 07:40:18,201 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881580626] [2019-11-20 07:40:18,201 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-20 07:40:18,201 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:40:18,201 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 07:40:18,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 07:40:18,202 INFO L87 Difference]: Start difference. First operand 1429 states and 1654 transitions. cyclomatic complexity: 226 Second operand 3 states. [2019-11-20 07:40:18,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:40:18,690 INFO L93 Difference]: Finished difference Result 1851 states and 2102 transitions. [2019-11-20 07:40:18,696 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 07:40:18,696 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1851 states and 2102 transitions. [2019-11-20 07:40:18,709 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1846 [2019-11-20 07:40:18,722 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1851 states to 1851 states and 2102 transitions. [2019-11-20 07:40:18,722 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1851 [2019-11-20 07:40:18,724 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1851 [2019-11-20 07:40:18,725 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1851 states and 2102 transitions. [2019-11-20 07:40:18,753 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 07:40:18,753 INFO L688 BuchiCegarLoop]: Abstraction has 1851 states and 2102 transitions. [2019-11-20 07:40:18,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1851 states and 2102 transitions. [2019-11-20 07:40:18,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1851 to 1849. [2019-11-20 07:40:18,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1849 states. [2019-11-20 07:40:18,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 1849 states and 2099 transitions. [2019-11-20 07:40:18,781 INFO L711 BuchiCegarLoop]: Abstraction has 1849 states and 2099 transitions. [2019-11-20 07:40:18,781 INFO L591 BuchiCegarLoop]: Abstraction has 1849 states and 2099 transitions. [2019-11-20 07:40:18,781 INFO L424 BuchiCegarLoop]: ======== Iteration 7============ [2019-11-20 07:40:18,781 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1849 states and 2099 transitions. [2019-11-20 07:40:18,789 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1844 [2019-11-20 07:40:18,789 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 07:40:18,790 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 07:40:18,793 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 07:40:18,794 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 07:40:18,794 INFO L794 eck$LassoCheckResult]: Stem: 13279#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 13140#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 13141#L606-2 [2019-11-20 07:40:18,796 INFO L796 eck$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 07:40:18,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:40:18,796 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 7 times [2019-11-20 07:40:18,797 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:40:18,797 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956697114] [2019-11-20 07:40:18,797 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:40:18,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:40:18,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:40:18,805 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 07:40:18,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:40:18,805 INFO L82 PathProgramCache]: Analyzing trace with hash -917902191, now seen corresponding path program 1 times [2019-11-20 07:40:18,805 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:40:18,806 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113561475] [2019-11-20 07:40:18,806 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:40:18,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:40:18,847 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 07:40:18,847 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1113561475] [2019-11-20 07:40:18,847 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:40:18,847 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 07:40:18,848 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957417717] [2019-11-20 07:40:18,848 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-20 07:40:18,848 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:40:18,848 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 07:40:18,848 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 07:40:18,848 INFO L87 Difference]: Start difference. First operand 1849 states and 2099 transitions. cyclomatic complexity: 252 Second operand 3 states. [2019-11-20 07:40:19,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:40:19,275 INFO L93 Difference]: Finished difference Result 1989 states and 2244 transitions. [2019-11-20 07:40:19,275 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 07:40:19,276 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1989 states and 2244 transitions. [2019-11-20 07:40:19,285 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1984 [2019-11-20 07:40:19,298 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1989 states to 1989 states and 2244 transitions. [2019-11-20 07:40:19,298 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1989 [2019-11-20 07:40:19,300 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1989 [2019-11-20 07:40:19,300 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1989 states and 2244 transitions. [2019-11-20 07:40:19,303 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 07:40:19,303 INFO L688 BuchiCegarLoop]: Abstraction has 1989 states and 2244 transitions. [2019-11-20 07:40:19,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1989 states and 2244 transitions. [2019-11-20 07:40:19,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1989 to 1989. [2019-11-20 07:40:19,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1989 states. [2019-11-20 07:40:19,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1989 states to 1989 states and 2244 transitions. [2019-11-20 07:40:19,334 INFO L711 BuchiCegarLoop]: Abstraction has 1989 states and 2244 transitions. [2019-11-20 07:40:19,334 INFO L591 BuchiCegarLoop]: Abstraction has 1989 states and 2244 transitions. [2019-11-20 07:40:19,334 INFO L424 BuchiCegarLoop]: ======== Iteration 8============ [2019-11-20 07:40:19,334 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1989 states and 2244 transitions. [2019-11-20 07:40:19,342 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1984 [2019-11-20 07:40:19,342 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 07:40:19,342 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 07:40:19,347 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 07:40:19,347 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 07:40:19,347 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 07:40:19,347 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 07:40:19,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:40:19,347 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 8 times [2019-11-20 07:40:19,348 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:40:19,348 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1094966573] [2019-11-20 07:40:19,348 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:40:19,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:40:19,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:40:19,352 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 07:40:19,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:40:19,353 INFO L82 PathProgramCache]: Analyzing trace with hash -1740840234, now seen corresponding path program 1 times [2019-11-20 07:40:19,353 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:40:19,353 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [967754984] [2019-11-20 07:40:19,353 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:40:19,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:40:19,438 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 07:40:19,438 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [967754984] [2019-11-20 07:40:19,438 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:40:19,438 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 07:40:19,438 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565169636] [2019-11-20 07:40:19,438 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-20 07:40:19,439 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:40:19,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 07:40:19,439 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 07:40:19,439 INFO L87 Difference]: Start difference. First operand 1989 states and 2244 transitions. cyclomatic complexity: 257 Second operand 4 states. [2019-11-20 07:40:20,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:40:20,104 INFO L93 Difference]: Finished difference Result 2552 states and 2753 transitions. [2019-11-20 07:40:20,104 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 07:40:20,104 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2552 states and 2753 transitions. [2019-11-20 07:40:20,114 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 2546 [2019-11-20 07:40:20,130 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2552 states to 2552 states and 2753 transitions. [2019-11-20 07:40:20,130 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2552 [2019-11-20 07:40:20,132 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2552 [2019-11-20 07:40:20,132 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2552 states and 2753 transitions. [2019-11-20 07:40:20,136 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 07:40:20,136 INFO L688 BuchiCegarLoop]: Abstraction has 2552 states and 2753 transitions. [2019-11-20 07:40:20,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2552 states and 2753 transitions. [2019-11-20 07:40:20,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2552 to 2130. [2019-11-20 07:40:20,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2130 states. [2019-11-20 07:40:20,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2130 states to 2130 states and 2325 transitions. [2019-11-20 07:40:20,173 INFO L711 BuchiCegarLoop]: Abstraction has 2130 states and 2325 transitions. [2019-11-20 07:40:20,173 INFO L591 BuchiCegarLoop]: Abstraction has 2130 states and 2325 transitions. [2019-11-20 07:40:20,173 INFO L424 BuchiCegarLoop]: ======== Iteration 9============ [2019-11-20 07:40:20,173 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2130 states and 2325 transitions. [2019-11-20 07:40:20,178 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 2124 [2019-11-20 07:40:20,179 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 07:40:20,179 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 07:40:20,181 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 07:40:20,181 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 07:40:20,182 INFO L794 eck$LassoCheckResult]: Stem: 21661#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 21532#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 21533#L606-2 [2019-11-20 07:40:20,183 INFO L796 eck$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 07:40:20,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:40:20,184 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 9 times [2019-11-20 07:40:20,184 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:40:20,184 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1599000669] [2019-11-20 07:40:20,184 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:40:20,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:40:20,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:40:20,193 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 07:40:20,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:40:20,194 INFO L82 PathProgramCache]: Analyzing trace with hash -1701192337, now seen corresponding path program 1 times [2019-11-20 07:40:20,195 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:40:20,195 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074164227] [2019-11-20 07:40:20,195 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:40:20,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:40:20,256 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 07:40:20,256 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074164227] [2019-11-20 07:40:20,257 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:40:20,257 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 07:40:20,257 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158417741] [2019-11-20 07:40:20,257 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-20 07:40:20,258 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:40:20,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 07:40:20,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 07:40:20,258 INFO L87 Difference]: Start difference. First operand 2130 states and 2325 transitions. cyclomatic complexity: 198 Second operand 3 states. [2019-11-20 07:40:20,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:40:20,467 INFO L93 Difference]: Finished difference Result 1838 states and 1967 transitions. [2019-11-20 07:40:20,468 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 07:40:20,468 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1838 states and 1967 transitions. [2019-11-20 07:40:20,472 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 1833 [2019-11-20 07:40:20,482 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1838 states to 1838 states and 1967 transitions. [2019-11-20 07:40:20,482 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1838 [2019-11-20 07:40:20,483 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1838 [2019-11-20 07:40:20,483 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1838 states and 1967 transitions. [2019-11-20 07:40:20,486 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 07:40:20,486 INFO L688 BuchiCegarLoop]: Abstraction has 1838 states and 1967 transitions. [2019-11-20 07:40:20,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1838 states and 1967 transitions. [2019-11-20 07:40:20,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1838 to 1278. [2019-11-20 07:40:20,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1278 states. [2019-11-20 07:40:20,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 1278 states and 1407 transitions. [2019-11-20 07:40:20,508 INFO L711 BuchiCegarLoop]: Abstraction has 1278 states and 1407 transitions. [2019-11-20 07:40:20,508 INFO L591 BuchiCegarLoop]: Abstraction has 1278 states and 1407 transitions. [2019-11-20 07:40:20,508 INFO L424 BuchiCegarLoop]: ======== Iteration 10============ [2019-11-20 07:40:20,508 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1278 states and 1407 transitions. [2019-11-20 07:40:20,511 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 1273 [2019-11-20 07:40:20,511 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 07:40:20,511 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 07:40:20,512 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 07:40:20,512 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 07:40:20,513 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 07:40:20,513 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 07:40:20,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:40:20,514 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 10 times [2019-11-20 07:40:20,514 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:40:20,514 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184997333] [2019-11-20 07:40:20,514 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:40:20,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:40:20,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:40:20,519 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 07:40:20,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:40:20,519 INFO L82 PathProgramCache]: Analyzing trace with hash -645173945, now seen corresponding path program 1 times [2019-11-20 07:40:20,519 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:40:20,520 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604357036] [2019-11-20 07:40:20,520 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:40:20,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:40:20,609 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 07:40:20,609 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604357036] [2019-11-20 07:40:20,609 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:40:20,610 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 07:40:20,610 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358618662] [2019-11-20 07:40:20,610 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-20 07:40:20,610 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:40:20,611 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 07:40:20,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 07:40:20,611 INFO L87 Difference]: Start difference. First operand 1278 states and 1407 transitions. cyclomatic complexity: 133 Second operand 3 states. [2019-11-20 07:40:21,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:40:21,040 INFO L93 Difference]: Finished difference Result 1841 states and 1970 transitions. [2019-11-20 07:40:21,040 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 07:40:21,040 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1841 states and 1970 transitions. [2019-11-20 07:40:21,049 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 1835 [2019-11-20 07:40:21,067 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1841 states to 1841 states and 1970 transitions. [2019-11-20 07:40:21,068 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1841 [2019-11-20 07:40:21,069 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1841 [2019-11-20 07:40:21,069 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1841 states and 1970 transitions. [2019-11-20 07:40:21,072 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 07:40:21,072 INFO L688 BuchiCegarLoop]: Abstraction has 1841 states and 1970 transitions. [2019-11-20 07:40:21,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1841 states and 1970 transitions. [2019-11-20 07:40:21,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1841 to 1418. [2019-11-20 07:40:21,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1418 states. [2019-11-20 07:40:21,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1418 states to 1418 states and 1541 transitions. [2019-11-20 07:40:21,097 INFO L711 BuchiCegarLoop]: Abstraction has 1418 states and 1541 transitions. [2019-11-20 07:40:21,097 INFO L591 BuchiCegarLoop]: Abstraction has 1418 states and 1541 transitions. [2019-11-20 07:40:21,097 INFO L424 BuchiCegarLoop]: ======== Iteration 11============ [2019-11-20 07:40:21,097 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1418 states and 1541 transitions. [2019-11-20 07:40:21,101 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 1412 [2019-11-20 07:40:21,101 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 07:40:21,101 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 07:40:21,102 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 07:40:21,102 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 07:40:21,103 INFO L794 eck$LassoCheckResult]: Stem: 28746#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 28628#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 28629#L606-2 [2019-11-20 07:40:21,104 INFO L796 eck$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 07:40:21,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:40:21,105 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 11 times [2019-11-20 07:40:21,105 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:40:21,105 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053628864] [2019-11-20 07:40:21,105 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:40:21,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:40:21,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:40:21,112 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 07:40:21,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:40:21,113 INFO L82 PathProgramCache]: Analyzing trace with hash 2053340219, now seen corresponding path program 1 times [2019-11-20 07:40:21,113 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:40:21,113 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705320261] [2019-11-20 07:40:21,113 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:40:21,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:40:21,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:40:21,217 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 07:40:21,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:40:21,217 INFO L82 PathProgramCache]: Analyzing trace with hash 41143549, now seen corresponding path program 1 times [2019-11-20 07:40:21,217 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:40:21,218 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546484316] [2019-11-20 07:40:21,218 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:40:21,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:40:21,930 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 07:40:21,931 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1546484316] [2019-11-20 07:40:21,931 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:40:21,931 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-20 07:40:21,933 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969457070] [2019-11-20 07:40:23,067 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 218 DAG size of output: 69 [2019-11-20 07:40:23,192 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-11-20 07:40:23,199 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:40:23,199 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-20 07:40:23,199 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-20 07:40:23,199 INFO L87 Difference]: Start difference. First operand 1418 states and 1541 transitions. cyclomatic complexity: 128 Second operand 9 states. [2019-11-20 07:40:23,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:40:23,723 INFO L93 Difference]: Finished difference Result 1330 states and 1452 transitions. [2019-11-20 07:40:23,723 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-20 07:40:23,723 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1330 states and 1452 transitions. [2019-11-20 07:40:23,726 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 1272 [2019-11-20 07:40:23,732 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1330 states to 1330 states and 1452 transitions. [2019-11-20 07:40:23,732 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1330 [2019-11-20 07:40:23,732 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1330 [2019-11-20 07:40:23,732 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1330 states and 1452 transitions. [2019-11-20 07:40:23,734 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 07:40:23,734 INFO L688 BuchiCegarLoop]: Abstraction has 1330 states and 1452 transitions. [2019-11-20 07:40:23,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1330 states and 1452 transitions. [2019-11-20 07:40:23,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1330 to 1330. [2019-11-20 07:40:23,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1330 states. [2019-11-20 07:40:23,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1330 states and 1452 transitions. [2019-11-20 07:40:23,751 INFO L711 BuchiCegarLoop]: Abstraction has 1330 states and 1452 transitions. [2019-11-20 07:40:23,751 INFO L591 BuchiCegarLoop]: Abstraction has 1330 states and 1452 transitions. [2019-11-20 07:40:23,751 INFO L424 BuchiCegarLoop]: ======== Iteration 12============ [2019-11-20 07:40:23,751 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1330 states and 1452 transitions. [2019-11-20 07:40:23,754 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 1272 [2019-11-20 07:40:23,754 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 07:40:23,755 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 07:40:23,755 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2019-11-20 07:40:23,755 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 07:40:23,755 INFO L794 eck$LassoCheckResult]: Stem: 31519#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 31398#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 31399#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 32229#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 32226#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 32223#L35 assume 8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0);~a28~0 := 10;calculate_output_#res := 22; 31441#L597 [2019-11-20 07:40:23,756 INFO L796 eck$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 07:40:23,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:40:23,756 INFO L82 PathProgramCache]: Analyzing trace with hash 889694475, now seen corresponding path program 1 times [2019-11-20 07:40:23,756 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:40:23,756 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137131506] [2019-11-20 07:40:23,756 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:40:23,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:40:23,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:40:23,763 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 07:40:23,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:40:23,764 INFO L82 PathProgramCache]: Analyzing trace with hash 1141479969, now seen corresponding path program 1 times [2019-11-20 07:40:23,764 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:40:23,764 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492543410] [2019-11-20 07:40:23,764 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:40:23,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:40:23,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:40:23,770 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 07:40:23,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:40:23,770 INFO L82 PathProgramCache]: Analyzing trace with hash 2047121707, now seen corresponding path program 1 times [2019-11-20 07:40:23,771 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:40:23,771 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636228160] [2019-11-20 07:40:23,771 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:40:23,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:40:23,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:40:23,780 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 07:40:24,007 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 65 [2019-11-20 07:40:24,056 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 07:40:24,056 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 07:40:24,056 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 07:40:24,056 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 07:40:24,057 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 07:40:24,057 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:24,057 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 07:40:24,057 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 07:40:24,057 INFO L133 ssoRankerPreferences]: Filename of dumped script: Problem02_label17.c_Iteration12_Lasso [2019-11-20 07:40:24,057 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 07:40:24,057 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 07:40:24,059 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 07:40:24,067 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 07:40:24,070 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 07:40:24,071 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 07:40:24,073 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 07:40:24,076 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 07:40:24,079 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 07:40:24,081 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 07:40:24,083 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 07:40:24,085 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 07:40:24,087 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 07:40:24,089 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 07:40:24,091 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 07:40:24,093 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 07:40:24,096 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 07:40:24,098 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 07:40:24,116 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 07:40:24,118 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 07:40:24,121 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 07:40:24,129 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 07:40:24,132 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 07:40:24,334 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 07:40:24,334 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:24,338 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:40:24,338 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 07:40:24,341 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 07:40:24,341 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_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:24,345 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:40:24,345 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 07:40:24,348 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 07:40:24,348 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_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:24,352 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:40:24,352 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 07:40:24,355 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 07:40:24,355 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_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:24,359 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:40:24,359 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 07:40:24,361 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 07:40:24,362 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_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:24,365 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:40:24,365 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 07:40:24,368 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 07:40:24,368 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_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:24,371 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:40:24,372 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 07:40:24,374 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 07:40:24,374 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_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:24,378 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:40:24,378 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 07:40:24,381 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 07:40:24,381 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_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:24,385 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:40:24,385 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 07:40:24,388 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 07:40:24,388 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_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:24,392 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:40:24,392 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 07:40:24,395 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 07:40:24,395 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_717ac955-670d-4552-86bd-ea793028a86f/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) Waiting until toolchain timeout for monitored process 171 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:24,399 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:40:24,399 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 07:40:24,401 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 07:40:24,401 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_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:24,405 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:40:24,405 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 07:40:24,407 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 07:40:24,408 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_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:24,411 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:40:24,411 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 07:40:24,414 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 07:40:24,414 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_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:24,422 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:40:24,422 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 07:40:24,425 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 07:40:24,425 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_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:24,428 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:40:24,428 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 07:40:24,431 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 07:40:24,431 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_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:24,435 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:40:24,435 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 07:40:24,438 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 07:40:24,438 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_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:24,441 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:40:24,441 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:24,453 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 07:40:24,453 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 07:40:24,722 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 07:40:24,722 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_717ac955-670d-4552-86bd-ea793028a86f/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) [2019-11-20 07:40:24,737 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:40:24,737 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 179 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 07:40:24,741 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 07:40:24,741 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_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:24,749 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:40:24,749 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 07:40:24,751 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 07:40:24,751 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_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:24,755 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:40:24,755 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:24,762 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 07:40:24,762 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 07:40:24,899 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 07:40:24,899 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_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:24,904 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:40:24,904 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 07:40:24,907 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 07:40:24,907 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_717ac955-670d-4552-86bd-ea793028a86f/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 07:40:24,911 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 07:40:24,911 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 07:40:24,915 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 07:40:24,915 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 07:40:24,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 07:40:24 BoogieIcfgContainer [2019-11-20 07:40:24,952 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-20 07:40:24,952 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 07:40:24,953 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 07:40:24,953 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 07:40:24,953 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:40:09" (3/4) ... [2019-11-20 07:40:24,957 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2019-11-20 07:40:24,998 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_717ac955-670d-4552-86bd-ea793028a86f/bin/uautomizer/witness.graphml [2019-11-20 07:40:24,998 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 07:40:24,999 INFO L168 Benchmark]: Toolchain (without parser) took 17728.19 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 513.8 MB). Free memory was 939.3 MB in the beginning and 950.4 MB in the end (delta: -11.1 MB). Peak memory consumption was 502.7 MB. Max. memory is 11.5 GB. [2019-11-20 07:40:25,000 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 07:40:25,000 INFO L168 Benchmark]: CACSL2BoogieTranslator took 571.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 199.8 MB). Free memory was 939.3 MB in the beginning and 1.2 GB in the end (delta: -237.4 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. [2019-11-20 07:40:25,000 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 07:40:25,000 INFO L168 Benchmark]: Boogie Preprocessor took 91.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 07:40:25,001 INFO L168 Benchmark]: RCFGBuilder took 1388.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 103.9 MB). Peak memory consumption was 103.9 MB. Max. memory is 11.5 GB. [2019-11-20 07:40:25,001 INFO L168 Benchmark]: BuchiAutomizer took 15541.67 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 314.0 MB). Free memory was 1.1 GB in the beginning and 954.4 MB in the end (delta: 107.8 MB). Peak memory consumption was 421.9 MB. Max. memory is 11.5 GB. [2019-11-20 07:40:25,001 INFO L168 Benchmark]: Witness Printer took 45.89 ms. Allocated memory is still 1.5 GB. Free memory was 954.4 MB in the beginning and 950.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 11.5 GB. [2019-11-20 07:40:25,003 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 571.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 199.8 MB). Free memory was 939.3 MB in the beginning and 1.2 GB in the end (delta: -237.4 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 86.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 91.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1388.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 103.9 MB). Peak memory consumption was 103.9 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 15541.67 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 314.0 MB). Free memory was 1.1 GB in the beginning and 954.4 MB in the end (delta: 107.8 MB). Peak memory consumption was 421.9 MB. Max. memory is 11.5 GB. * Witness Printer took 45.89 ms. Allocated memory is still 1.5 GB. Free memory was 954.4 MB in the beginning and 950.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 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 15.4s and 12 iterations. TraceHistogramMax:4. Analysis of lassos took 8.9s. Construction of modules took 4.1s. 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 0.2s 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, 4.1s 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: 44ms VariablesStem: 0 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 3 SupportingInvariants: 0 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 31 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.9s - 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@68f8d0f5=0, a11=0, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@54ff992=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@68f8d0f5=0, a11=0, \result=22, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@54ff992=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@68f8d0f5=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@54ff992=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...