./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/min_rf-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_9108ceb0-090b-4e5d-916e-86a583362bef/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/min_rf-alloca.i -s /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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 64bit --witnessprinter.graph.data.programhash e3ac7e4caefab280af1b902717cbfa5c070462d8 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/bin/uautomizer/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: This case should habe been handled by DER --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 05:27:30,427 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 05:27:30,429 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 05:27:30,443 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 05:27:30,443 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 05:27:30,445 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 05:27:30,446 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 05:27:30,454 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 05:27:30,459 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 05:27:30,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 05:27:30,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 05:27:30,465 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 05:27:30,466 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 05:27:30,468 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 05:27:30,469 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 05:27:30,470 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 05:27:30,471 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 05:27:30,471 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 05:27:30,474 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 05:27:30,477 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 05:27:30,481 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 05:27:30,483 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 05:27:30,486 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 05:27:30,487 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 05:27:30,490 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 05:27:30,490 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 05:27:30,490 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 05:27:30,492 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 05:27:30,492 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 05:27:30,493 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 05:27:30,493 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 05:27:30,494 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 05:27:30,494 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 05:27:30,495 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 05:27:30,496 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 05:27:30,496 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 05:27:30,497 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 05:27:30,497 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 05:27:30,497 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 05:27:30,498 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 05:27:30,499 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 05:27:30,500 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-11-20 05:27:30,527 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 05:27:30,537 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 05:27:30,538 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 05:27:30,538 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 05:27:30,539 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 05:27:30,539 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-20 05:27:30,539 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-20 05:27:30,539 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-20 05:27:30,540 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-20 05:27:30,540 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-20 05:27:30,540 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-20 05:27:30,540 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 05:27:30,540 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-20 05:27:30,541 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 05:27:30,541 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 05:27:30,541 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-20 05:27:30,541 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-20 05:27:30,541 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-20 05:27:30,542 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 05:27:30,542 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-20 05:27:30,542 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 05:27:30,542 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-20 05:27:30,542 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 05:27:30,543 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 05:27:30,543 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-20 05:27:30,543 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 05:27:30,543 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 05:27:30,543 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-20 05:27:30,545 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-20 05:27:30,545 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_9108ceb0-090b-4e5d-916e-86a583362bef/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3ac7e4caefab280af1b902717cbfa5c070462d8 [2019-11-20 05:27:30,711 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 05:27:30,721 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 05:27:30,724 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 05:27:30,725 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 05:27:30,726 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 05:27:30,727 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/bin/uautomizer/../../sv-benchmarks/c/termination-memory-alloca/min_rf-alloca.i [2019-11-20 05:27:30,789 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/bin/uautomizer/data/6d9e6eaab/2568dad5601f4b9aab979e14e2b143b3/FLAG95ffebe21 [2019-11-20 05:27:31,199 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 05:27:31,200 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/sv-benchmarks/c/termination-memory-alloca/min_rf-alloca.i [2019-11-20 05:27:31,213 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/bin/uautomizer/data/6d9e6eaab/2568dad5601f4b9aab979e14e2b143b3/FLAG95ffebe21 [2019-11-20 05:27:31,581 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/bin/uautomizer/data/6d9e6eaab/2568dad5601f4b9aab979e14e2b143b3 [2019-11-20 05:27:31,583 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 05:27:31,584 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 05:27:31,584 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 05:27:31,585 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 05:27:31,588 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 05:27:31,588 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:27:31" (1/1) ... [2019-11-20 05:27:31,591 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1635fba5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:27:31, skipping insertion in model container [2019-11-20 05:27:31,591 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:27:31" (1/1) ... [2019-11-20 05:27:31,599 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 05:27:31,654 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 05:27:31,984 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:27:31,993 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 05:27:32,029 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:27:32,080 INFO L192 MainTranslator]: Completed translation [2019-11-20 05:27:32,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:27:32 WrapperNode [2019-11-20 05:27:32,080 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 05:27:32,081 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 05:27:32,081 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 05:27:32,081 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 05:27:32,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:27:32" (1/1) ... [2019-11-20 05:27:32,099 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:27:32" (1/1) ... [2019-11-20 05:27:32,120 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 05:27:32,120 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 05:27:32,120 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 05:27:32,120 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 05:27:32,129 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:27:32" (1/1) ... [2019-11-20 05:27:32,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:27:32" (1/1) ... [2019-11-20 05:27:32,132 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:27:32" (1/1) ... [2019-11-20 05:27:32,132 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:27:32" (1/1) ... [2019-11-20 05:27:32,152 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:27:32" (1/1) ... [2019-11-20 05:27:32,158 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:27:32" (1/1) ... [2019-11-20 05:27:32,160 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:27:32" (1/1) ... [2019-11-20 05:27:32,164 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 05:27:32,173 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 05:27:32,173 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 05:27:32,173 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 05:27:32,174 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:27:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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 05:27:32,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-20 05:27:32,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 05:27:32,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 05:27:32,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 05:27:32,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 05:27:32,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 05:27:32,643 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 05:27:32,644 INFO L285 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-20 05:27:32,645 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:27:32 BoogieIcfgContainer [2019-11-20 05:27:32,646 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 05:27:32,646 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-20 05:27:32,646 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-20 05:27:32,650 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-20 05:27:32,651 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 05:27:32,651 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 05:27:31" (1/3) ... [2019-11-20 05:27:32,653 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@24c5608b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 05:27:32, skipping insertion in model container [2019-11-20 05:27:32,653 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 05:27:32,653 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:27:32" (2/3) ... [2019-11-20 05:27:32,654 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@24c5608b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 05:27:32, skipping insertion in model container [2019-11-20 05:27:32,654 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 05:27:32,654 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:27:32" (3/3) ... [2019-11-20 05:27:32,656 INFO L371 chiAutomizerObserver]: Analyzing ICFG min_rf-alloca.i [2019-11-20 05:27:32,710 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-20 05:27:32,710 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-20 05:27:32,711 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-20 05:27:32,711 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 05:27:32,711 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 05:27:32,711 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-20 05:27:32,712 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 05:27:32,712 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-20 05:27:32,730 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2019-11-20 05:27:32,754 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2019-11-20 05:27:32,755 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 05:27:32,755 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 05:27:32,761 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 05:27:32,761 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2019-11-20 05:27:32,761 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-20 05:27:32,762 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2019-11-20 05:27:32,764 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2019-11-20 05:27:32,764 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 05:27:32,764 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 05:27:32,765 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-20 05:27:32,765 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2019-11-20 05:27:32,772 INFO L794 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 3#L-1true havoc main_#res;havoc main_#t~malloc2.base, main_#t~malloc2.offset, main_#t~malloc3.base, main_#t~malloc3.offset, main_#t~malloc4.base, main_#t~malloc4.offset, main_#t~nondet5, main_#t~nondet6, main_#t~mem10, main_#t~mem11, main_#t~mem12, main_#t~mem13, main_#t~nondet14, main_#t~mem15, main_#t~mem16, main_#t~mem17, main_#t~mem18, main_#t~mem19, main_#t~mem20, main_#t~mem21, main_#t~mem22, main_#t~mem23, main_#t~mem24, main_#t~mem7, main_#t~mem8, main_#t~short9, main_~x~0.base, main_~x~0.offset, main_~y~0.base, main_~y~0.offset, main_~z~0.base, main_~z~0.offset;call main_#t~malloc2.base, main_#t~malloc2.offset := #Ultimate.allocOnStack(4);main_~x~0.base, main_~x~0.offset := main_#t~malloc2.base, main_#t~malloc2.offset;call main_#t~malloc3.base, main_#t~malloc3.offset := #Ultimate.allocOnStack(4);main_~y~0.base, main_~y~0.offset := main_#t~malloc3.base, main_#t~malloc3.offset;call main_#t~malloc4.base, main_#t~malloc4.offset := #Ultimate.allocOnStack(4);main_~z~0.base, main_~z~0.offset := main_#t~malloc4.base, main_#t~malloc4.offset;call write~int(main_#t~nondet5, main_~x~0.base, main_~x~0.offset, 4);havoc main_#t~nondet5;call write~int(main_#t~nondet6, main_~y~0.base, main_~y~0.offset, 4);havoc main_#t~nondet6; 11#L556-1true [2019-11-20 05:27:32,773 INFO L796 eck$LassoCheckResult]: Loop: 11#L556-1true call main_#t~mem7 := read~int(main_~y~0.base, main_~y~0.offset, 4);main_#t~short9 := main_#t~mem7 > 0; 7#L553-1true assume main_#t~short9;call main_#t~mem8 := read~int(main_~x~0.base, main_~x~0.offset, 4);main_#t~short9 := main_#t~mem8 > 0; 10#L553-3true assume !!main_#t~short9;havoc main_#t~mem7;havoc main_#t~mem8;havoc main_#t~short9;call main_#t~mem10 := read~int(main_~x~0.base, main_~x~0.offset, 4);call main_#t~mem11 := read~int(main_~y~0.base, main_~y~0.offset, 4); 13#L554true assume main_#t~mem10 > main_#t~mem11;havoc main_#t~mem11;havoc main_#t~mem10;call main_#t~mem12 := read~int(main_~y~0.base, main_~y~0.offset, 4);call write~int(main_#t~mem12, main_~z~0.base, main_~z~0.offset, 4);havoc main_#t~mem12; 8#L554-2true assume 0 != main_#t~nondet14;havoc main_#t~nondet14;call main_#t~mem15 := read~int(main_~y~0.base, main_~y~0.offset, 4);call main_#t~mem16 := read~int(main_~x~0.base, main_~x~0.offset, 4);call write~int(main_#t~mem15 + main_#t~mem16, main_~y~0.base, main_~y~0.offset, 4);havoc main_#t~mem15;havoc main_#t~mem16;call main_#t~mem17 := read~int(main_~z~0.base, main_~z~0.offset, 4);call write~int(main_#t~mem17 - 1, main_~x~0.base, main_~x~0.offset, 4);havoc main_#t~mem17;call main_#t~mem18 := read~int(main_~y~0.base, main_~y~0.offset, 4);call main_#t~mem19 := read~int(main_~z~0.base, main_~z~0.offset, 4);call write~int(main_#t~mem18 + main_#t~mem19, main_~z~0.base, main_~z~0.offset, 4);havoc main_#t~mem19;havoc main_#t~mem18; 11#L556-1true [2019-11-20 05:27:32,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:27:32,778 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2019-11-20 05:27:32,787 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:27:32,787 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252305165] [2019-11-20 05:27:32,787 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:27:32,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 05:27:32,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 05:27:32,949 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 05:27:32,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:27:32,950 INFO L82 PathProgramCache]: Analyzing trace with hash 35409684, now seen corresponding path program 1 times [2019-11-20 05:27:32,951 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:27:32,951 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102450960] [2019-11-20 05:27:32,951 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:27:32,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 05:27:32,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 05:27:33,004 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 05:27:33,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:27:33,006 INFO L82 PathProgramCache]: Analyzing trace with hash 1806849170, now seen corresponding path program 1 times [2019-11-20 05:27:33,006 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:27:33,007 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684398801] [2019-11-20 05:27:33,007 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:27:33,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 05:27:33,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 05:27:33,132 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 05:27:33,601 WARN L191 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 78 [2019-11-20 05:27:34,000 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 69 [2019-11-20 05:27:34,117 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-11-20 05:27:34,126 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 05:27:34,127 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 05:27:34,127 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 05:27:34,127 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 05:27:34,127 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 05:27:34,127 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 05:27:34,127 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 05:27:34,128 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 05:27:34,128 INFO L133 ssoRankerPreferences]: Filename of dumped script: min_rf-alloca.i_Iteration1_Lasso [2019-11-20 05:27:34,128 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 05:27:34,128 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 05:27:34,149 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 05:27:34,162 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 05:27:34,166 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 05:27:34,169 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 05:27:34,173 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 05:27:34,177 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 05:27:34,180 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 05:27:34,183 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 05:27:34,187 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 05:27:34,192 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 05:27:34,194 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 05:27:34,197 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 05:27:34,200 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 05:27:34,202 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 05:27:34,205 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 05:27:34,208 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 05:27:34,212 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 05:27:34,215 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 05:27:34,219 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 05:27:34,223 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 05:27:34,225 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 05:27:34,237 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 05:27:34,242 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 05:27:34,246 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 05:27:34,249 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 05:27:34,622 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 62 [2019-11-20 05:27:34,821 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 59 [2019-11-20 05:27:34,822 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 05:27:34,825 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 05:27:34,828 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 05:27:35,074 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2019-11-20 05:27:35,449 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 05:27:35,459 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 05:27:35,470 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:35,472 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:35,472 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 05:27:35,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:35,473 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:35,473 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:35,477 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 05:27:35,477 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 05:27:35,481 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 05:27:35,502 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:35,504 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:35,504 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 05:27:35,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:35,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:35,505 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:35,505 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 05:27:35,506 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 05:27:35,507 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 05:27:35,517 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:35,518 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:35,518 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 05:27:35,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:35,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:35,519 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:35,519 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 05:27:35,520 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 05:27:35,521 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 05:27:35,537 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:35,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:35,539 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 05:27:35,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:35,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:35,539 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:35,540 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 05:27:35,540 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 05:27:35,541 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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 05:27:35,553 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:35,554 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:35,555 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 05:27:35,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:35,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:35,555 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:35,556 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 05:27:35,556 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 05:27:35,558 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 05:27:35,564 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:35,566 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:35,566 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 05:27:35,566 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:35,566 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:35,566 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:35,567 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 05:27:35,567 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 05:27:35,569 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 05:27:35,575 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:35,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:35,576 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 05:27:35,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:35,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:35,577 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:35,577 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 05:27:35,577 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 05:27:35,578 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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 05:27:35,584 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:35,585 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:35,585 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 05:27:35,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:35,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:35,586 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:35,586 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 05:27:35,586 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 05:27:35,588 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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 05:27:35,593 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:35,595 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:35,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:35,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:35,595 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:35,598 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 05:27:35,598 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-20 05:27:35,602 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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 05:27:35,607 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:35,609 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:35,609 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 05:27:35,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:35,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:35,609 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:35,610 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 05:27:35,610 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 05:27:35,612 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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 05:27:35,618 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:35,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:35,619 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 05:27:35,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:35,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:35,619 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:35,620 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 05:27:35,620 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 05:27:35,622 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 05:27:35,627 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:35,629 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:35,629 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 05:27:35,629 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:35,629 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:35,629 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:35,630 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 05:27:35,630 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 05:27:35,632 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 05:27:35,638 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:35,639 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:35,639 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 05:27:35,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:35,639 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:35,639 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:35,640 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 05:27:35,640 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 05:27:35,642 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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 05:27:35,664 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 05:27:35,665 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:35,666 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 05:27:35,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:35,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:35,666 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:35,667 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 05:27:35,667 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 05:27:35,672 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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 05:27:35,681 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 05:27:35,682 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:35,682 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 05:27:35,683 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:35,683 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:35,683 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:35,683 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 05:27:35,684 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 05:27:35,688 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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 05:27:35,695 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:35,697 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:35,697 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 05:27:35,697 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:35,697 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:35,697 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:35,697 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 05:27:35,697 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 05:27:35,699 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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 05:27:35,703 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:35,705 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:35,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:35,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:35,705 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:35,707 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 05:27:35,707 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-20 05:27:35,711 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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 05:27:35,732 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:35,737 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:35,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:35,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:35,738 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:35,740 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 05:27:35,740 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-20 05:27:35,744 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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 05:27:35,757 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:35,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:35,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:35,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:35,759 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:35,761 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 05:27:35,761 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-20 05:27:35,765 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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 05:27:35,782 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:35,784 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:35,784 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 05:27:35,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:35,784 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:35,784 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:35,785 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 05:27:35,785 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 05:27:35,787 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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 05:27:35,793 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:35,795 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:35,795 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 05:27:35,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:35,795 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 05:27:35,795 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:35,796 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 05:27:35,796 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 05:27:35,799 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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 05:27:35,804 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:35,806 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:35,806 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:35,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:35,806 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:35,808 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 05:27:35,809 INFO L402 nArgumentSynthesizer]: A total of 2 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 05:27:35,816 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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 05:27:35,825 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:35,827 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:35,827 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 05:27:35,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:35,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:35,827 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:35,828 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 05:27:35,828 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 05:27:35,832 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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 05:27:35,838 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 05:27:35,841 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:35,841 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 05:27:35,841 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:35,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:35,842 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:35,842 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 05:27:35,842 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 05:27:35,844 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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 05:27:35,850 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:35,851 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:35,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:35,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:35,852 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:35,856 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 05:27:35,856 INFO L402 nArgumentSynthesizer]: A total of 2 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 05:27:35,863 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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 05:27:35,878 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:35,880 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:35,880 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:35,880 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:35,880 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:35,884 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 05:27:35,884 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-20 05:27:35,890 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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 05:27:35,902 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:35,903 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:35,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:35,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:35,903 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:35,910 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 05:27:35,910 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 05:27:35,914 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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 05:27:35,920 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:35,923 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:35,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:35,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:35,923 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:35,935 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 05:27:35,936 INFO L402 nArgumentSynthesizer]: A total of 2 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 05:27:35,951 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/bin/uautomizer/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 05:27:35,961 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:35,964 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:35,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:35,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:35,964 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:35,966 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 05:27:35,966 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 05:27:35,970 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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 05:27:35,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:35,979 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:35,979 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:35,979 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:35,980 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:35,985 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 05:27:35,986 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 05:27:35,995 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-20 05:27:36,029 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2019-11-20 05:27:36,029 INFO L444 ModelExtractionUtils]: 7 out of 13 variables were initially zero. Simplification set additionally 4 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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 05:27:36,035 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 05:27:36,038 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2019-11-20 05:27:36,038 INFO L510 LassoAnalysis]: Proved termination. [2019-11-20 05:27:36,039 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~x~0.base) ULTIMATE.start_main_~x~0.offset)_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~x~0.base) ULTIMATE.start_main_~x~0.offset)_1 Supporting invariants [] [2019-11-20 05:27:36,248 INFO L297 tatePredicateManager]: 22 out of 24 supporting invariants were superfluous and have been removed [2019-11-20 05:27:36,258 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 05:27:36,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:27:36,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:27:36,313 INFO L255 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 05:27:36,314 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 05:27:36,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:27:36,335 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 05:27:36,335 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 05:27:36,340 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:36,481 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:27:36,481 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 45 [2019-11-20 05:27:36,483 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 05:27:36,517 INFO L567 ElimStorePlain]: treesize reduction 20, result has 70.1 percent of original size [2019-11-20 05:27:36,517 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 05:27:36,518 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:51, output treesize:47 [2019-11-20 05:27:36,551 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 05:27:36,568 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 5 loop predicates [2019-11-20 05:27:36,569 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 11 states. Second operand 6 states. [2019-11-20 05:27:36,804 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 11 states.. Second operand 6 states. Result 45 states and 56 transitions. Complement of second has 14 states. [2019-11-20 05:27:36,805 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 1 stem states 5 non-accepting loop states 1 accepting loop states [2019-11-20 05:27:36,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2019-11-20 05:27:36,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 22 transitions. [2019-11-20 05:27:36,809 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 22 transitions. Stem has 2 letters. Loop has 5 letters. [2019-11-20 05:27:36,809 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 05:27:36,810 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 22 transitions. Stem has 7 letters. Loop has 5 letters. [2019-11-20 05:27:36,810 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 05:27:36,810 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 22 transitions. Stem has 2 letters. Loop has 10 letters. [2019-11-20 05:27:36,810 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 05:27:36,811 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 45 states and 56 transitions. [2019-11-20 05:27:36,814 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2019-11-20 05:27:36,818 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 45 states to 20 states and 29 transitions. [2019-11-20 05:27:36,819 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2019-11-20 05:27:36,820 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2019-11-20 05:27:36,820 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 29 transitions. [2019-11-20 05:27:36,820 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-20 05:27:36,821 INFO L688 BuchiCegarLoop]: Abstraction has 20 states and 29 transitions. [2019-11-20 05:27:36,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 29 transitions. [2019-11-20 05:27:36,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 17. [2019-11-20 05:27:36,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2019-11-20 05:27:36,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 25 transitions. [2019-11-20 05:27:36,842 INFO L711 BuchiCegarLoop]: Abstraction has 17 states and 25 transitions. [2019-11-20 05:27:36,842 INFO L591 BuchiCegarLoop]: Abstraction has 17 states and 25 transitions. [2019-11-20 05:27:36,842 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-20 05:27:36,842 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 25 transitions. [2019-11-20 05:27:36,843 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2019-11-20 05:27:36,843 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 05:27:36,843 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 05:27:36,843 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2019-11-20 05:27:36,843 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2019-11-20 05:27:36,844 INFO L794 eck$LassoCheckResult]: Stem: 220#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 218#L-1 havoc main_#res;havoc main_#t~malloc2.base, main_#t~malloc2.offset, main_#t~malloc3.base, main_#t~malloc3.offset, main_#t~malloc4.base, main_#t~malloc4.offset, main_#t~nondet5, main_#t~nondet6, main_#t~mem10, main_#t~mem11, main_#t~mem12, main_#t~mem13, main_#t~nondet14, main_#t~mem15, main_#t~mem16, main_#t~mem17, main_#t~mem18, main_#t~mem19, main_#t~mem20, main_#t~mem21, main_#t~mem22, main_#t~mem23, main_#t~mem24, main_#t~mem7, main_#t~mem8, main_#t~short9, main_~x~0.base, main_~x~0.offset, main_~y~0.base, main_~y~0.offset, main_~z~0.base, main_~z~0.offset;call main_#t~malloc2.base, main_#t~malloc2.offset := #Ultimate.allocOnStack(4);main_~x~0.base, main_~x~0.offset := main_#t~malloc2.base, main_#t~malloc2.offset;call main_#t~malloc3.base, main_#t~malloc3.offset := #Ultimate.allocOnStack(4);main_~y~0.base, main_~y~0.offset := main_#t~malloc3.base, main_#t~malloc3.offset;call main_#t~malloc4.base, main_#t~malloc4.offset := #Ultimate.allocOnStack(4);main_~z~0.base, main_~z~0.offset := main_#t~malloc4.base, main_#t~malloc4.offset;call write~int(main_#t~nondet5, main_~x~0.base, main_~x~0.offset, 4);havoc main_#t~nondet5;call write~int(main_#t~nondet6, main_~y~0.base, main_~y~0.offset, 4);havoc main_#t~nondet6; 219#L556-1 call main_#t~mem7 := read~int(main_~y~0.base, main_~y~0.offset, 4);main_#t~short9 := main_#t~mem7 > 0; 221#L553-1 assume !main_#t~short9; 222#L553-3 assume !!main_#t~short9;havoc main_#t~mem7;havoc main_#t~mem8;havoc main_#t~short9;call main_#t~mem10 := read~int(main_~x~0.base, main_~x~0.offset, 4);call main_#t~mem11 := read~int(main_~y~0.base, main_~y~0.offset, 4); 229#L554 assume !(main_#t~mem10 > main_#t~mem11);havoc main_#t~mem11;havoc main_#t~mem10;call main_#t~mem13 := read~int(main_~x~0.base, main_~x~0.offset, 4);call write~int(main_#t~mem13, main_~z~0.base, main_~z~0.offset, 4);havoc main_#t~mem13; 233#L554-2 [2019-11-20 05:27:36,844 INFO L796 eck$LassoCheckResult]: Loop: 233#L554-2 assume 0 != main_#t~nondet14;havoc main_#t~nondet14;call main_#t~mem15 := read~int(main_~y~0.base, main_~y~0.offset, 4);call main_#t~mem16 := read~int(main_~x~0.base, main_~x~0.offset, 4);call write~int(main_#t~mem15 + main_#t~mem16, main_~y~0.base, main_~y~0.offset, 4);havoc main_#t~mem15;havoc main_#t~mem16;call main_#t~mem17 := read~int(main_~z~0.base, main_~z~0.offset, 4);call write~int(main_#t~mem17 - 1, main_~x~0.base, main_~x~0.offset, 4);havoc main_#t~mem17;call main_#t~mem18 := read~int(main_~y~0.base, main_~y~0.offset, 4);call main_#t~mem19 := read~int(main_~z~0.base, main_~z~0.offset, 4);call write~int(main_#t~mem18 + main_#t~mem19, main_~z~0.base, main_~z~0.offset, 4);havoc main_#t~mem19;havoc main_#t~mem18; 226#L556-1 call main_#t~mem7 := read~int(main_~y~0.base, main_~y~0.offset, 4);main_#t~short9 := main_#t~mem7 > 0; 231#L553-1 assume main_#t~short9;call main_#t~mem8 := read~int(main_~x~0.base, main_~x~0.offset, 4);main_#t~short9 := main_#t~mem8 > 0; 234#L553-3 assume !!main_#t~short9;havoc main_#t~mem7;havoc main_#t~mem8;havoc main_#t~short9;call main_#t~mem10 := read~int(main_~x~0.base, main_~x~0.offset, 4);call main_#t~mem11 := read~int(main_~y~0.base, main_~y~0.offset, 4); 232#L554 assume main_#t~mem10 > main_#t~mem11;havoc main_#t~mem11;havoc main_#t~mem10;call main_#t~mem12 := read~int(main_~y~0.base, main_~y~0.offset, 4);call write~int(main_#t~mem12, main_~z~0.base, main_~z~0.offset, 4);havoc main_#t~mem12; 233#L554-2 [2019-11-20 05:27:36,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:27:36,844 INFO L82 PathProgramCache]: Analyzing trace with hash 889571373, now seen corresponding path program 1 times [2019-11-20 05:27:36,844 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:27:36,845 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660218705] [2019-11-20 05:27:36,845 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:27:36,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:27:36,891 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 05:27:36,891 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660218705] [2019-11-20 05:27:36,892 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:27:36,892 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 05:27:36,892 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380209980] [2019-11-20 05:27:36,895 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-20 05:27:36,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:27:36,895 INFO L82 PathProgramCache]: Analyzing trace with hash 53782944, now seen corresponding path program 2 times [2019-11-20 05:27:36,895 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:27:36,896 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783585688] [2019-11-20 05:27:36,896 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:27:36,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 05:27:36,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 05:27:36,928 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 05:27:37,263 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 78 [2019-11-20 05:27:37,341 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:27:37,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 05:27:37,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 05:27:37,345 INFO L87 Difference]: Start difference. First operand 17 states and 25 transitions. cyclomatic complexity: 10 Second operand 3 states. [2019-11-20 05:27:37,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:27:37,359 INFO L93 Difference]: Finished difference Result 20 states and 25 transitions. [2019-11-20 05:27:37,361 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 05:27:37,361 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 25 transitions. [2019-11-20 05:27:37,362 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2019-11-20 05:27:37,363 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 17 states and 22 transitions. [2019-11-20 05:27:37,363 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2019-11-20 05:27:37,363 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2019-11-20 05:27:37,364 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 22 transitions. [2019-11-20 05:27:37,364 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-20 05:27:37,364 INFO L688 BuchiCegarLoop]: Abstraction has 17 states and 22 transitions. [2019-11-20 05:27:37,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 22 transitions. [2019-11-20 05:27:37,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2019-11-20 05:27:37,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2019-11-20 05:27:37,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 22 transitions. [2019-11-20 05:27:37,367 INFO L711 BuchiCegarLoop]: Abstraction has 17 states and 22 transitions. [2019-11-20 05:27:37,367 INFO L591 BuchiCegarLoop]: Abstraction has 17 states and 22 transitions. [2019-11-20 05:27:37,368 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-11-20 05:27:37,368 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 22 transitions. [2019-11-20 05:27:37,368 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2019-11-20 05:27:37,368 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 05:27:37,369 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 05:27:37,369 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2019-11-20 05:27:37,369 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2019-11-20 05:27:37,369 INFO L794 eck$LassoCheckResult]: Stem: 263#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 261#L-1 havoc main_#res;havoc main_#t~malloc2.base, main_#t~malloc2.offset, main_#t~malloc3.base, main_#t~malloc3.offset, main_#t~malloc4.base, main_#t~malloc4.offset, main_#t~nondet5, main_#t~nondet6, main_#t~mem10, main_#t~mem11, main_#t~mem12, main_#t~mem13, main_#t~nondet14, main_#t~mem15, main_#t~mem16, main_#t~mem17, main_#t~mem18, main_#t~mem19, main_#t~mem20, main_#t~mem21, main_#t~mem22, main_#t~mem23, main_#t~mem24, main_#t~mem7, main_#t~mem8, main_#t~short9, main_~x~0.base, main_~x~0.offset, main_~y~0.base, main_~y~0.offset, main_~z~0.base, main_~z~0.offset;call main_#t~malloc2.base, main_#t~malloc2.offset := #Ultimate.allocOnStack(4);main_~x~0.base, main_~x~0.offset := main_#t~malloc2.base, main_#t~malloc2.offset;call main_#t~malloc3.base, main_#t~malloc3.offset := #Ultimate.allocOnStack(4);main_~y~0.base, main_~y~0.offset := main_#t~malloc3.base, main_#t~malloc3.offset;call main_#t~malloc4.base, main_#t~malloc4.offset := #Ultimate.allocOnStack(4);main_~z~0.base, main_~z~0.offset := main_#t~malloc4.base, main_#t~malloc4.offset;call write~int(main_#t~nondet5, main_~x~0.base, main_~x~0.offset, 4);havoc main_#t~nondet5;call write~int(main_#t~nondet6, main_~y~0.base, main_~y~0.offset, 4);havoc main_#t~nondet6; 262#L556-1 call main_#t~mem7 := read~int(main_~y~0.base, main_~y~0.offset, 4);main_#t~short9 := main_#t~mem7 > 0; 264#L553-1 assume main_#t~short9;call main_#t~mem8 := read~int(main_~x~0.base, main_~x~0.offset, 4);main_#t~short9 := main_#t~mem8 > 0; 265#L553-3 assume !!main_#t~short9;havoc main_#t~mem7;havoc main_#t~mem8;havoc main_#t~short9;call main_#t~mem10 := read~int(main_~x~0.base, main_~x~0.offset, 4);call main_#t~mem11 := read~int(main_~y~0.base, main_~y~0.offset, 4); 272#L554 assume !(main_#t~mem10 > main_#t~mem11);havoc main_#t~mem11;havoc main_#t~mem10;call main_#t~mem13 := read~int(main_~x~0.base, main_~x~0.offset, 4);call write~int(main_#t~mem13, main_~z~0.base, main_~z~0.offset, 4);havoc main_#t~mem13; 275#L554-2 [2019-11-20 05:27:37,369 INFO L796 eck$LassoCheckResult]: Loop: 275#L554-2 assume 0 != main_#t~nondet14;havoc main_#t~nondet14;call main_#t~mem15 := read~int(main_~y~0.base, main_~y~0.offset, 4);call main_#t~mem16 := read~int(main_~x~0.base, main_~x~0.offset, 4);call write~int(main_#t~mem15 + main_#t~mem16, main_~y~0.base, main_~y~0.offset, 4);havoc main_#t~mem15;havoc main_#t~mem16;call main_#t~mem17 := read~int(main_~z~0.base, main_~z~0.offset, 4);call write~int(main_#t~mem17 - 1, main_~x~0.base, main_~x~0.offset, 4);havoc main_#t~mem17;call main_#t~mem18 := read~int(main_~y~0.base, main_~y~0.offset, 4);call main_#t~mem19 := read~int(main_~z~0.base, main_~z~0.offset, 4);call write~int(main_#t~mem18 + main_#t~mem19, main_~z~0.base, main_~z~0.offset, 4);havoc main_#t~mem19;havoc main_#t~mem18; 269#L556-1 call main_#t~mem7 := read~int(main_~y~0.base, main_~y~0.offset, 4);main_#t~short9 := main_#t~mem7 > 0; 274#L553-1 assume main_#t~short9;call main_#t~mem8 := read~int(main_~x~0.base, main_~x~0.offset, 4);main_#t~short9 := main_#t~mem8 > 0; 277#L553-3 assume !!main_#t~short9;havoc main_#t~mem7;havoc main_#t~mem8;havoc main_#t~short9;call main_#t~mem10 := read~int(main_~x~0.base, main_~x~0.offset, 4);call main_#t~mem11 := read~int(main_~y~0.base, main_~y~0.offset, 4); 276#L554 assume main_#t~mem10 > main_#t~mem11;havoc main_#t~mem11;havoc main_#t~mem10;call main_#t~mem12 := read~int(main_~y~0.base, main_~y~0.offset, 4);call write~int(main_#t~mem12, main_~z~0.base, main_~z~0.offset, 4);havoc main_#t~mem12; 275#L554-2 [2019-11-20 05:27:37,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:27:37,370 INFO L82 PathProgramCache]: Analyzing trace with hash 889569451, now seen corresponding path program 1 times [2019-11-20 05:27:37,370 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:27:37,370 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338312941] [2019-11-20 05:27:37,370 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:27:37,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 05:27:37,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 05:27:37,433 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 05:27:37,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:27:37,434 INFO L82 PathProgramCache]: Analyzing trace with hash 53782944, now seen corresponding path program 3 times [2019-11-20 05:27:37,434 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:27:37,434 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196513565] [2019-11-20 05:27:37,434 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:27:37,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 05:27:37,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 05:27:37,486 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 05:27:37,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:27:37,486 INFO L82 PathProgramCache]: Analyzing trace with hash -304168138, now seen corresponding path program 1 times [2019-11-20 05:27:37,486 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:27:37,486 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53576705] [2019-11-20 05:27:37,487 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:27:37,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:27:37,757 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:27:37,757 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [53576705] [2019-11-20 05:27:37,757 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1720847681] [2019-11-20 05:27:37,757 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/bin/uautomizer/z3 Starting monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 05:27:37,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:27:37,822 INFO L255 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 30 conjunts are in the unsatisfiable core [2019-11-20 05:27:37,825 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 05:27:37,858 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:27:37,858 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 27 [2019-11-20 05:27:37,859 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 05:27:37,874 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:27:37,881 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2019-11-20 05:27:37,881 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 05:27:37,895 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:27:37,896 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 05:27:37,896 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:53, output treesize:19 [2019-11-20 05:27:37,957 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 25 [2019-11-20 05:27:37,958 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 05:27:37,973 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:27:37,974 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 05:27:37,974 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:45, output treesize:41 [2019-11-20 05:27:38,034 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 05:27:38,039 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 05:27:38,040 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 05:27:38,046 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 35 [2019-11-20 05:27:38,048 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 05:27:38,063 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:27:38,064 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-11-20 05:27:38,065 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:334, output treesize:52 [2019-11-20 05:27:38,100 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:38,285 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:27:38,286 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 55 treesize of output 31 [2019-11-20 05:27:38,287 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:38,290 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-20 05:27:38,312 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:27:38,313 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-20 05:27:38,314 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:63, output treesize:17 [2019-11-20 05:27:38,351 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:27:38,351 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-20 05:27:38,351 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 14 [2019-11-20 05:27:38,351 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078113442] [2019-11-20 05:27:38,622 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 78 [2019-11-20 05:27:38,697 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:27:38,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-11-20 05:27:38,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2019-11-20 05:27:38,697 INFO L87 Difference]: Start difference. First operand 17 states and 22 transitions. cyclomatic complexity: 7 Second operand 15 states. [2019-11-20 05:27:39,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:27:39,273 INFO L93 Difference]: Finished difference Result 23 states and 30 transitions. [2019-11-20 05:27:39,274 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-11-20 05:27:39,274 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 23 states and 30 transitions. [2019-11-20 05:27:39,276 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 11 [2019-11-20 05:27:39,276 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 23 states to 23 states and 30 transitions. [2019-11-20 05:27:39,276 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18 [2019-11-20 05:27:39,277 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2019-11-20 05:27:39,277 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 30 transitions. [2019-11-20 05:27:39,277 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-20 05:27:39,277 INFO L688 BuchiCegarLoop]: Abstraction has 23 states and 30 transitions. [2019-11-20 05:27:39,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states and 30 transitions. [2019-11-20 05:27:39,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 22. [2019-11-20 05:27:39,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2019-11-20 05:27:39,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 28 transitions. [2019-11-20 05:27:39,280 INFO L711 BuchiCegarLoop]: Abstraction has 22 states and 28 transitions. [2019-11-20 05:27:39,280 INFO L591 BuchiCegarLoop]: Abstraction has 22 states and 28 transitions. [2019-11-20 05:27:39,280 INFO L424 BuchiCegarLoop]: ======== Iteration 4============ [2019-11-20 05:27:39,280 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 28 transitions. [2019-11-20 05:27:39,281 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 10 [2019-11-20 05:27:39,281 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 05:27:39,281 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 05:27:39,281 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2019-11-20 05:27:39,281 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2019-11-20 05:27:39,282 INFO L794 eck$LassoCheckResult]: Stem: 371#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 369#L-1 havoc main_#res;havoc main_#t~malloc2.base, main_#t~malloc2.offset, main_#t~malloc3.base, main_#t~malloc3.offset, main_#t~malloc4.base, main_#t~malloc4.offset, main_#t~nondet5, main_#t~nondet6, main_#t~mem10, main_#t~mem11, main_#t~mem12, main_#t~mem13, main_#t~nondet14, main_#t~mem15, main_#t~mem16, main_#t~mem17, main_#t~mem18, main_#t~mem19, main_#t~mem20, main_#t~mem21, main_#t~mem22, main_#t~mem23, main_#t~mem24, main_#t~mem7, main_#t~mem8, main_#t~short9, main_~x~0.base, main_~x~0.offset, main_~y~0.base, main_~y~0.offset, main_~z~0.base, main_~z~0.offset;call main_#t~malloc2.base, main_#t~malloc2.offset := #Ultimate.allocOnStack(4);main_~x~0.base, main_~x~0.offset := main_#t~malloc2.base, main_#t~malloc2.offset;call main_#t~malloc3.base, main_#t~malloc3.offset := #Ultimate.allocOnStack(4);main_~y~0.base, main_~y~0.offset := main_#t~malloc3.base, main_#t~malloc3.offset;call main_#t~malloc4.base, main_#t~malloc4.offset := #Ultimate.allocOnStack(4);main_~z~0.base, main_~z~0.offset := main_#t~malloc4.base, main_#t~malloc4.offset;call write~int(main_#t~nondet5, main_~x~0.base, main_~x~0.offset, 4);havoc main_#t~nondet5;call write~int(main_#t~nondet6, main_~y~0.base, main_~y~0.offset, 4);havoc main_#t~nondet6; 370#L556-1 call main_#t~mem7 := read~int(main_~y~0.base, main_~y~0.offset, 4);main_#t~short9 := main_#t~mem7 > 0; 383#L553-1 assume main_#t~short9;call main_#t~mem8 := read~int(main_~x~0.base, main_~x~0.offset, 4);main_#t~short9 := main_#t~mem8 > 0; 389#L553-3 assume !!main_#t~short9;havoc main_#t~mem7;havoc main_#t~mem8;havoc main_#t~short9;call main_#t~mem10 := read~int(main_~x~0.base, main_~x~0.offset, 4);call main_#t~mem11 := read~int(main_~y~0.base, main_~y~0.offset, 4); 387#L554 assume !(main_#t~mem10 > main_#t~mem11);havoc main_#t~mem11;havoc main_#t~mem10;call main_#t~mem13 := read~int(main_~x~0.base, main_~x~0.offset, 4);call write~int(main_#t~mem13, main_~z~0.base, main_~z~0.offset, 4);havoc main_#t~mem13; 384#L554-2 [2019-11-20 05:27:39,282 INFO L796 eck$LassoCheckResult]: Loop: 384#L554-2 assume !(0 != main_#t~nondet14);havoc main_#t~nondet14;call main_#t~mem20 := read~int(main_~y~0.base, main_~y~0.offset, 4);call main_#t~mem21 := read~int(main_~x~0.base, main_~x~0.offset, 4);call write~int(main_#t~mem20 + main_#t~mem21, main_~x~0.base, main_~x~0.offset, 4);havoc main_#t~mem20;havoc main_#t~mem21;call main_#t~mem22 := read~int(main_~z~0.base, main_~z~0.offset, 4);call write~int(main_#t~mem22 - 1, main_~y~0.base, main_~y~0.offset, 4);havoc main_#t~mem22;call main_#t~mem23 := read~int(main_~x~0.base, main_~x~0.offset, 4);call main_#t~mem24 := read~int(main_~z~0.base, main_~z~0.offset, 4);call write~int(main_#t~mem23 + main_#t~mem24, main_~z~0.base, main_~z~0.offset, 4);havoc main_#t~mem23;havoc main_#t~mem24; 377#L556-1 call main_#t~mem7 := read~int(main_~y~0.base, main_~y~0.offset, 4);main_#t~short9 := main_#t~mem7 > 0; 390#L553-1 assume main_#t~short9;call main_#t~mem8 := read~int(main_~x~0.base, main_~x~0.offset, 4);main_#t~short9 := main_#t~mem8 > 0; 388#L553-3 assume !!main_#t~short9;havoc main_#t~mem7;havoc main_#t~mem8;havoc main_#t~short9;call main_#t~mem10 := read~int(main_~x~0.base, main_~x~0.offset, 4);call main_#t~mem11 := read~int(main_~y~0.base, main_~y~0.offset, 4); 385#L554 assume !(main_#t~mem10 > main_#t~mem11);havoc main_#t~mem11;havoc main_#t~mem10;call main_#t~mem13 := read~int(main_~x~0.base, main_~x~0.offset, 4);call write~int(main_#t~mem13, main_~z~0.base, main_~z~0.offset, 4);havoc main_#t~mem13; 384#L554-2 [2019-11-20 05:27:39,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:27:39,282 INFO L82 PathProgramCache]: Analyzing trace with hash 889569451, now seen corresponding path program 2 times [2019-11-20 05:27:39,282 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:27:39,283 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825534887] [2019-11-20 05:27:39,283 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:27:39,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 05:27:39,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 05:27:39,305 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 05:27:39,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:27:39,306 INFO L82 PathProgramCache]: Analyzing trace with hash 55629988, now seen corresponding path program 1 times [2019-11-20 05:27:39,306 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:27:39,306 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885774177] [2019-11-20 05:27:39,306 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:27:39,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 05:27:39,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 05:27:39,324 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 05:27:39,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:27:39,325 INFO L82 PathProgramCache]: Analyzing trace with hash -302321094, now seen corresponding path program 1 times [2019-11-20 05:27:39,325 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:27:39,325 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665807960] [2019-11-20 05:27:39,325 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:27:39,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:27:39,668 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:27:39,669 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665807960] [2019-11-20 05:27:39,669 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [379623921] [2019-11-20 05:27:39,669 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/bin/uautomizer/z3 Starting monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 05:27:39,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:27:39,720 INFO L255 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 19 conjunts are in the unsatisfiable core [2019-11-20 05:27:39,721 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 05:27:39,742 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:27:39,742 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 27 [2019-11-20 05:27:39,743 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 05:27:39,750 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:27:39,754 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2019-11-20 05:27:39,755 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 05:27:39,763 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:27:39,763 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 05:27:39,763 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:47, output treesize:13 [2019-11-20 05:27:39,778 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:39,856 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 25 [2019-11-20 05:27:39,857 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 05:27:39,870 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:27:39,870 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 05:27:39,871 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:35, output treesize:31 [2019-11-20 05:27:39,898 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 05:27:39,899 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 05:27:39,899 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 05:27:39,904 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 35 [2019-11-20 05:27:39,905 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 05:27:39,914 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:27:39,914 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-11-20 05:27:39,914 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:324, output treesize:46 [2019-11-20 05:27:39,952 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 20 [2019-11-20 05:27:39,953 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 05:27:39,966 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:27:39,966 INFO L496 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 05:27:39,967 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 7 variables, input treesize:60, output treesize:5 [2019-11-20 05:27:39,987 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:27:39,987 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-20 05:27:39,987 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 14 [2019-11-20 05:27:39,987 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909340560] [2019-11-20 05:27:40,279 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 78 [2019-11-20 05:27:40,338 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:27:40,339 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-11-20 05:27:40,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2019-11-20 05:27:40,339 INFO L87 Difference]: Start difference. First operand 22 states and 28 transitions. cyclomatic complexity: 8 Second operand 15 states. [2019-11-20 05:27:41,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:27:41,000 INFO L93 Difference]: Finished difference Result 31 states and 38 transitions. [2019-11-20 05:27:41,001 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-11-20 05:27:41,001 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 38 transitions. [2019-11-20 05:27:41,002 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 19 [2019-11-20 05:27:41,003 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 31 states and 38 transitions. [2019-11-20 05:27:41,003 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 26 [2019-11-20 05:27:41,003 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 26 [2019-11-20 05:27:41,003 INFO L73 IsDeterministic]: Start isDeterministic. Operand 31 states and 38 transitions. [2019-11-20 05:27:41,003 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-20 05:27:41,003 INFO L688 BuchiCegarLoop]: Abstraction has 31 states and 38 transitions. [2019-11-20 05:27:41,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states and 38 transitions. [2019-11-20 05:27:41,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 27. [2019-11-20 05:27:41,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2019-11-20 05:27:41,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 34 transitions. [2019-11-20 05:27:41,006 INFO L711 BuchiCegarLoop]: Abstraction has 27 states and 34 transitions. [2019-11-20 05:27:41,006 INFO L591 BuchiCegarLoop]: Abstraction has 27 states and 34 transitions. [2019-11-20 05:27:41,006 INFO L424 BuchiCegarLoop]: ======== Iteration 5============ [2019-11-20 05:27:41,006 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 27 states and 34 transitions. [2019-11-20 05:27:41,008 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 15 [2019-11-20 05:27:41,008 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 05:27:41,008 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 05:27:41,009 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2019-11-20 05:27:41,009 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2019-11-20 05:27:41,009 INFO L794 eck$LassoCheckResult]: Stem: 492#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 490#L-1 havoc main_#res;havoc main_#t~malloc2.base, main_#t~malloc2.offset, main_#t~malloc3.base, main_#t~malloc3.offset, main_#t~malloc4.base, main_#t~malloc4.offset, main_#t~nondet5, main_#t~nondet6, main_#t~mem10, main_#t~mem11, main_#t~mem12, main_#t~mem13, main_#t~nondet14, main_#t~mem15, main_#t~mem16, main_#t~mem17, main_#t~mem18, main_#t~mem19, main_#t~mem20, main_#t~mem21, main_#t~mem22, main_#t~mem23, main_#t~mem24, main_#t~mem7, main_#t~mem8, main_#t~short9, main_~x~0.base, main_~x~0.offset, main_~y~0.base, main_~y~0.offset, main_~z~0.base, main_~z~0.offset;call main_#t~malloc2.base, main_#t~malloc2.offset := #Ultimate.allocOnStack(4);main_~x~0.base, main_~x~0.offset := main_#t~malloc2.base, main_#t~malloc2.offset;call main_#t~malloc3.base, main_#t~malloc3.offset := #Ultimate.allocOnStack(4);main_~y~0.base, main_~y~0.offset := main_#t~malloc3.base, main_#t~malloc3.offset;call main_#t~malloc4.base, main_#t~malloc4.offset := #Ultimate.allocOnStack(4);main_~z~0.base, main_~z~0.offset := main_#t~malloc4.base, main_#t~malloc4.offset;call write~int(main_#t~nondet5, main_~x~0.base, main_~x~0.offset, 4);havoc main_#t~nondet5;call write~int(main_#t~nondet6, main_~y~0.base, main_~y~0.offset, 4);havoc main_#t~nondet6; 491#L556-1 call main_#t~mem7 := read~int(main_~y~0.base, main_~y~0.offset, 4);main_#t~short9 := main_#t~mem7 > 0; 503#L553-1 assume main_#t~short9;call main_#t~mem8 := read~int(main_~x~0.base, main_~x~0.offset, 4);main_#t~short9 := main_#t~mem8 > 0; 516#L553-3 assume !!main_#t~short9;havoc main_#t~mem7;havoc main_#t~mem8;havoc main_#t~short9;call main_#t~mem10 := read~int(main_~x~0.base, main_~x~0.offset, 4);call main_#t~mem11 := read~int(main_~y~0.base, main_~y~0.offset, 4); 515#L554 assume !(main_#t~mem10 > main_#t~mem11);havoc main_#t~mem11;havoc main_#t~mem10;call main_#t~mem13 := read~int(main_~x~0.base, main_~x~0.offset, 4);call write~int(main_#t~mem13, main_~z~0.base, main_~z~0.offset, 4);havoc main_#t~mem13; 505#L554-2 [2019-11-20 05:27:41,009 INFO L796 eck$LassoCheckResult]: Loop: 505#L554-2 assume 0 != main_#t~nondet14;havoc main_#t~nondet14;call main_#t~mem15 := read~int(main_~y~0.base, main_~y~0.offset, 4);call main_#t~mem16 := read~int(main_~x~0.base, main_~x~0.offset, 4);call write~int(main_#t~mem15 + main_#t~mem16, main_~y~0.base, main_~y~0.offset, 4);havoc main_#t~mem15;havoc main_#t~mem16;call main_#t~mem17 := read~int(main_~z~0.base, main_~z~0.offset, 4);call write~int(main_#t~mem17 - 1, main_~x~0.base, main_~x~0.offset, 4);havoc main_#t~mem17;call main_#t~mem18 := read~int(main_~y~0.base, main_~y~0.offset, 4);call main_#t~mem19 := read~int(main_~z~0.base, main_~z~0.offset, 4);call write~int(main_#t~mem18 + main_#t~mem19, main_~z~0.base, main_~z~0.offset, 4);havoc main_#t~mem19;havoc main_#t~mem18; 513#L556-1 call main_#t~mem7 := read~int(main_~y~0.base, main_~y~0.offset, 4);main_#t~short9 := main_#t~mem7 > 0; 511#L553-1 assume main_#t~short9;call main_#t~mem8 := read~int(main_~x~0.base, main_~x~0.offset, 4);main_#t~short9 := main_#t~mem8 > 0; 509#L553-3 assume !!main_#t~short9;havoc main_#t~mem7;havoc main_#t~mem8;havoc main_#t~short9;call main_#t~mem10 := read~int(main_~x~0.base, main_~x~0.offset, 4);call main_#t~mem11 := read~int(main_~y~0.base, main_~y~0.offset, 4); 504#L554 assume !(main_#t~mem10 > main_#t~mem11);havoc main_#t~mem11;havoc main_#t~mem10;call main_#t~mem13 := read~int(main_~x~0.base, main_~x~0.offset, 4);call write~int(main_#t~mem13, main_~z~0.base, main_~z~0.offset, 4);havoc main_#t~mem13; 505#L554-2 [2019-11-20 05:27:41,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:27:41,009 INFO L82 PathProgramCache]: Analyzing trace with hash 889569451, now seen corresponding path program 3 times [2019-11-20 05:27:41,010 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:27:41,010 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627985491] [2019-11-20 05:27:41,010 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:27:41,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 05:27:41,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 05:27:41,030 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 05:27:41,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:27:41,030 INFO L82 PathProgramCache]: Analyzing trace with hash 53782946, now seen corresponding path program 1 times [2019-11-20 05:27:41,030 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:27:41,030 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476950071] [2019-11-20 05:27:41,031 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:27:41,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 05:27:41,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 05:27:41,046 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 05:27:41,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:27:41,047 INFO L82 PathProgramCache]: Analyzing trace with hash -304168136, now seen corresponding path program 1 times [2019-11-20 05:27:41,047 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:27:41,047 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083902424] [2019-11-20 05:27:41,047 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:27:41,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 05:27:41,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 05:27:41,077 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 05:27:41,334 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 79 [2019-11-20 05:27:41,704 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 94 [2019-11-20 05:27:41,818 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-11-20 05:27:41,821 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 05:27:41,821 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 05:27:41,821 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 05:27:41,821 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 05:27:41,821 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 05:27:41,821 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 05:27:41,822 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 05:27:41,822 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 05:27:41,822 INFO L133 ssoRankerPreferences]: Filename of dumped script: min_rf-alloca.i_Iteration5_Lasso [2019-11-20 05:27:41,822 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 05:27:41,822 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 05:27:41,825 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 05:27:41,829 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 05:27:41,831 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 05:27:41,832 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 05:27:41,835 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 05:27:41,836 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 05:27:41,838 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 05:27:41,840 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 05:27:41,841 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 05:27:41,843 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 05:27:41,845 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 05:27:41,847 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 05:27:41,849 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 05:27:41,850 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 05:27:41,852 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 05:27:41,854 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 05:27:41,855 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 05:27:41,857 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 05:27:41,859 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 05:27:41,860 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 05:27:41,862 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 05:27:41,869 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 05:27:42,122 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 64 [2019-11-20 05:27:42,240 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 60 [2019-11-20 05:27:42,240 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 05:27:42,243 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 05:27:42,245 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 05:27:42,247 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 05:27:42,248 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 05:27:42,250 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 05:27:42,252 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 05:27:42,677 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 05:27:42,677 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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) Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 05:27:42,685 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:42,686 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:42,686 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 05:27:42,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:42,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:42,687 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:42,687 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 05:27:42,687 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 05:27:42,688 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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) Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 05:27:42,692 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:42,694 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:42,694 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 05:27:42,694 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:42,694 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:42,694 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:42,695 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 05:27:42,695 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 05:27:42,696 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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) Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 05:27:42,700 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 05:27:42,701 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:42,701 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 05:27:42,702 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:42,702 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:42,702 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:42,702 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 05:27:42,702 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 05:27:42,703 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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) Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 05:27:42,707 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:42,708 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:42,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:42,709 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:42,709 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:42,710 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 05:27:42,710 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-20 05:27:42,716 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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) Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 05:27:42,721 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:42,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:42,722 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 05:27:42,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:42,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:42,722 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:42,723 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 05:27:42,723 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 05:27:42,724 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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) Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 05:27:42,728 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:42,729 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:42,729 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 05:27:42,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:42,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:42,729 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:42,730 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 05:27:42,730 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 05:27:42,731 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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 05:27:42,745 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 05:27:42,747 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:42,747 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 05:27:42,747 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:42,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:42,747 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:42,748 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 05:27:42,748 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 05:27:42,749 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/bin/uautomizer/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 05:27:42,753 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 05:27:42,754 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:42,754 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 05:27:42,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:42,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:42,754 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:42,755 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 05:27:42,755 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 05:27:42,760 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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 05:27:42,769 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 05:27:42,771 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:42,771 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 05:27:42,771 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:42,771 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:42,771 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:42,772 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 05:27:42,772 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 05:27:42,774 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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 05:27:42,785 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:42,786 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:42,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:42,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:42,787 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:42,789 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 05:27:42,789 INFO L402 nArgumentSynthesizer]: A total of 2 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 05:27:42,793 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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 05:27:42,802 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:42,804 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:42,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:42,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:42,804 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:42,806 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 05:27:42,806 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 05:27:42,812 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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 05:27:42,819 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:42,821 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:42,821 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 05:27:42,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:42,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:42,821 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:42,822 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 05:27:42,822 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 05:27:42,823 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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 05:27:42,829 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:42,830 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:42,830 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 05:27:42,830 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:42,831 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:42,831 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:42,831 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 05:27:42,831 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 05:27:42,836 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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) Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 05:27:42,841 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 05:27:42,842 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:42,842 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 05:27:42,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:42,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:42,842 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:42,843 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 05:27:42,843 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 05:27:42,844 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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 05:27:42,852 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:42,854 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:42,854 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 05:27:42,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:42,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:42,854 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:42,855 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 05:27:42,855 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 05:27:42,857 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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 05:27:42,864 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:42,865 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:42,866 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 05:27:42,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:42,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:42,866 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:42,866 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 05:27:42,867 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 05:27:42,868 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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 05:27:42,873 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:42,875 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:42,875 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 05:27:42,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:42,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:42,876 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:42,876 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 05:27:42,876 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 05:27:42,880 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/bin/uautomizer/z3 Starting monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 05:27:42,886 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:42,887 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:42,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:42,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:42,888 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:42,889 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 05:27:42,889 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 05:27:42,893 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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 05:27:42,901 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 05:27:42,903 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:42,903 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 05:27:42,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:42,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:42,903 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:42,903 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 05:27:42,903 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 05:27:42,904 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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) Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 05:27:42,909 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:42,911 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:42,911 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 05:27:42,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:42,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:42,911 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:42,911 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 05:27:42,911 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 05:27:42,913 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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) Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 05:27:42,917 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:42,918 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:42,918 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 05:27:42,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:42,918 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 05:27:42,918 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:42,919 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 05:27:42,919 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 05:27:42,920 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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 05:27:42,925 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:42,927 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:42,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:42,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:42,927 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:42,945 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 05:27:42,945 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-20 05:27:42,960 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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 05:27:42,967 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:42,969 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:42,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:42,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:42,969 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:42,971 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 05:27:42,971 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-20 05:27:42,975 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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) Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 05:27:42,979 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 05:27:42,980 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 05:27:42,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 05:27:42,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 05:27:42,980 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 05:27:42,985 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 05:27:42,985 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-20 05:27:42,993 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-20 05:27:43,003 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2019-11-20 05:27:43,003 INFO L444 ModelExtractionUtils]: 4 out of 13 variables were initially zero. Simplification set additionally 7 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9108ceb0-090b-4e5d-916e-86a583362bef/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) Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 05:27:43,006 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-20 05:27:43,008 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2019-11-20 05:27:43,008 INFO L510 LassoAnalysis]: Proved termination. [2019-11-20 05:27:43,008 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~z~0.base) ULTIMATE.start_main_~z~0.offset)_2) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~z~0.base) ULTIMATE.start_main_~z~0.offset)_2 Supporting invariants [] [2019-11-20 05:27:43,072 INFO L297 tatePredicateManager]: 22 out of 24 supporting invariants were superfluous and have been removed [2019-11-20 05:27:43,076 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-20 05:27:43,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:27:43,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:27:43,129 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 05:27:43,130 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 05:27:43,140 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:27:43,140 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 27 [2019-11-20 05:27:43,141 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 05:27:43,148 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:27:43,148 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-20 05:27:43,148 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:21, output treesize:14 [2019-11-20 05:27:43,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:27:43,191 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 9 conjunts are in the unsatisfiable core [2019-11-20 05:27:43,192 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 05:27:43,196 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 05:27:43,196 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 05:27:43,231 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:27:43,231 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 271 treesize of output 149 [2019-11-20 05:27:43,237 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,238 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,239 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,239 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,240 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,241 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,242 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,244 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,245 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,247 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,248 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,249 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,250 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,251 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,252 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,254 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,255 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,257 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,257 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,258 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,259 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,261 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,262 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,263 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,265 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,266 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,267 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,268 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,270 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,271 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,272 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,273 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,274 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,275 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,275 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,276 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,277 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,278 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,279 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,280 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,281 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,282 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,283 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,284 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,285 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,287 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,288 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,289 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,290 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,291 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,291 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,292 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,293 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,294 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,295 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,296 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,297 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,298 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,299 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,300 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,301 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,302 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,303 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,305 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,305 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,306 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,306 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,307 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,309 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,310 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,311 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,312 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,314 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,314 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,315 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,316 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,317 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,318 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,319 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,321 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,321 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,322 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,323 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,324 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,325 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,326 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,328 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,329 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,330 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,330 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,332 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,333 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,334 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,335 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,336 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,337 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,337 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,338 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,339 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,340 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,341 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,342 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,342 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,343 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,344 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,345 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,346 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,348 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,348 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,349 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,351 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,351 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,351 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,352 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,353 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,354 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,355 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,356 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,357 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,357 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,358 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,359 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,360 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:27:43,361 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,362 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:27:43,369 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 05:27:43,373 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 05:27:43,382 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer has thrown an exception: java.lang.AssertionError: This case should habe been handled by DER at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.classify(DerPreprocessor.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.classify(DerPreprocessor.java:192) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.(DerPreprocessor.java:95) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.applyComplexEliminationRules(ElimStorePlain.java:291) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:253) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.eliminateOne(ElimStorePlain.java:553) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:466) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:256) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.eliminateOne(ElimStorePlain.java:553) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:466) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.startRecursiveElimination(ElimStorePlain.java:216) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:306) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.tryToEliminate(PartialQuantifierElimination.java:102) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:246) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:440) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:201) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:291) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:177) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.RefineBuchi.constructTraceCheck(RefineBuchi.java:611) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.RefineBuchi.refineBuchi(RefineBuchi.java:208) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.refineBuchi(BuchiCegarLoop.java:738) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.iterate(BuchiCegarLoop.java:551) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:380) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-20 05:27:43,385 INFO L168 Benchmark]: Toolchain (without parser) took 11801.19 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 237.5 MB). Free memory was 946.1 MB in the beginning and 1.2 GB in the end (delta: -219.1 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2019-11-20 05:27:43,385 INFO L168 Benchmark]: CDTParser took 0.24 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 05:27:43,385 INFO L168 Benchmark]: CACSL2BoogieTranslator took 496.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.6 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -201.2 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-11-20 05:27:43,386 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.89 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 05:27:43,386 INFO L168 Benchmark]: Boogie Preprocessor took 52.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 05:27:43,387 INFO L168 Benchmark]: RCFGBuilder took 472.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. [2019-11-20 05:27:43,387 INFO L168 Benchmark]: BuchiAutomizer took 10737.30 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 72.9 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -47.0 MB). Peak memory consumption was 25.9 MB. Max. memory is 11.5 GB. [2019-11-20 05:27:43,389 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 496.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.6 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -201.2 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.89 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 52.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 472.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 10737.30 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 72.9 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -47.0 MB). Peak memory consumption was 25.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: AssertionError: This case should habe been handled by DER de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: AssertionError: This case should habe been handled by DER: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.classify(DerPreprocessor.java:212) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...