./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-libowfat/build_fullname.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-libowfat/build_fullname.i -s /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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 d5a9d2464f90cb604e81a75f4f55e926d182d9fa ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 17:54:38,418 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 17:54:38,419 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 17:54:38,427 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 17:54:38,427 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 17:54:38,428 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 17:54:38,429 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 17:54:38,430 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 17:54:38,431 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 17:54:38,432 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 17:54:38,433 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 17:54:38,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 17:54:38,434 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 17:54:38,434 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 17:54:38,435 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 17:54:38,436 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 17:54:38,436 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 17:54:38,437 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 17:54:38,438 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 17:54:38,440 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 17:54:38,441 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 17:54:38,441 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 17:54:38,442 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 17:54:38,443 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 17:54:38,444 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 17:54:38,445 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 17:54:38,445 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 17:54:38,445 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 17:54:38,445 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 17:54:38,446 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 17:54:38,446 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 17:54:38,447 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 17:54:38,447 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 17:54:38,447 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 17:54:38,448 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 17:54:38,448 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 17:54:38,448 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 17:54:38,449 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 17:54:38,449 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 17:54:38,449 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 17:54:38,450 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 17:54:38,450 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-12-07 17:54:38,460 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 17:54:38,460 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 17:54:38,461 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 17:54:38,461 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 17:54:38,461 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 17:54:38,461 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-12-07 17:54:38,461 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-12-07 17:54:38,462 INFO L138 SettingsManager]: * Use old map elimination=false [2019-12-07 17:54:38,462 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-12-07 17:54:38,462 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-12-07 17:54:38,462 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-12-07 17:54:38,462 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 17:54:38,462 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 17:54:38,462 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 17:54:38,462 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 17:54:38,463 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-12-07 17:54:38,463 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-12-07 17:54:38,463 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-12-07 17:54:38,463 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 17:54:38,463 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-12-07 17:54:38,463 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 17:54:38,463 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-12-07 17:54:38,464 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 17:54:38,464 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 17:54:38,464 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-12-07 17:54:38,464 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 17:54:38,464 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 17:54:38,464 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 17:54:38,464 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-12-07 17:54:38,465 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-12-07 17:54:38,465 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_96ed5624-2031-4628-b705-b0e1f09c6097/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 -> d5a9d2464f90cb604e81a75f4f55e926d182d9fa [2019-12-07 17:54:38,569 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 17:54:38,577 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 17:54:38,579 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 17:54:38,580 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 17:54:38,580 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 17:54:38,581 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/../../sv-benchmarks/c/termination-libowfat/build_fullname.i [2019-12-07 17:54:38,618 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/data/57b396037/86f84b5ad37640fc9318fa6415a369ef/FLAG5a29977ff [2019-12-07 17:54:38,992 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 17:54:38,993 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/sv-benchmarks/c/termination-libowfat/build_fullname.i [2019-12-07 17:54:39,004 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/data/57b396037/86f84b5ad37640fc9318fa6415a369ef/FLAG5a29977ff [2019-12-07 17:54:39,383 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/data/57b396037/86f84b5ad37640fc9318fa6415a369ef [2019-12-07 17:54:39,386 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 17:54:39,387 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 17:54:39,388 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 17:54:39,388 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 17:54:39,391 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 17:54:39,392 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:54:39" (1/1) ... [2019-12-07 17:54:39,394 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b6129ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:54:39, skipping insertion in model container [2019-12-07 17:54:39,394 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:54:39" (1/1) ... [2019-12-07 17:54:39,400 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 17:54:39,427 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 17:54:39,644 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 17:54:39,650 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 17:54:39,680 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 17:54:39,715 INFO L208 MainTranslator]: Completed translation [2019-12-07 17:54:39,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:54:39 WrapperNode [2019-12-07 17:54:39,715 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 17:54:39,716 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 17:54:39,716 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 17:54:39,716 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 17:54:39,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:54:39" (1/1) ... [2019-12-07 17:54:39,732 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:54:39" (1/1) ... [2019-12-07 17:54:39,748 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 17:54:39,749 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 17:54:39,749 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 17:54:39,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 17:54:39,755 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:54:39" (1/1) ... [2019-12-07 17:54:39,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:54:39" (1/1) ... [2019-12-07 17:54:39,758 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:54:39" (1/1) ... [2019-12-07 17:54:39,758 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:54:39" (1/1) ... [2019-12-07 17:54:39,763 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:54:39" (1/1) ... [2019-12-07 17:54:39,766 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:54:39" (1/1) ... [2019-12-07 17:54:39,768 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:54:39" (1/1) ... [2019-12-07 17:54:39,770 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 17:54:39,770 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 17:54:39,771 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 17:54:39,771 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 17:54:39,771 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:54:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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 [2019-12-07 17:54:39,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-07 17:54:39,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-07 17:54:39,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 17:54:39,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 17:54:39,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 17:54:39,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 17:54:40,013 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 17:54:40,014 INFO L287 CfgBuilder]: Removed 15 assume(true) statements. [2019-12-07 17:54:40,014 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:54:40 BoogieIcfgContainer [2019-12-07 17:54:40,015 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 17:54:40,015 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-12-07 17:54:40,015 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-12-07 17:54:40,017 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-12-07 17:54:40,018 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 17:54:40,018 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 07.12 05:54:39" (1/3) ... [2019-12-07 17:54:40,018 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@638bee8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 05:54:40, skipping insertion in model container [2019-12-07 17:54:40,019 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 17:54:40,019 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:54:39" (2/3) ... [2019-12-07 17:54:40,019 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@638bee8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 05:54:40, skipping insertion in model container [2019-12-07 17:54:40,019 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 17:54:40,019 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:54:40" (3/3) ... [2019-12-07 17:54:40,020 INFO L371 chiAutomizerObserver]: Analyzing ICFG build_fullname.i [2019-12-07 17:54:40,048 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-12-07 17:54:40,049 INFO L357 BuchiCegarLoop]: Hoare is false [2019-12-07 17:54:40,049 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-12-07 17:54:40,049 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 17:54:40,049 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 17:54:40,049 INFO L361 BuchiCegarLoop]: Difference is false [2019-12-07 17:54:40,049 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 17:54:40,049 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-12-07 17:54:40,058 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 26 states. [2019-12-07 17:54:40,072 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2019-12-07 17:54:40,072 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 17:54:40,073 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 17:54:40,077 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:54:40,077 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-12-07 17:54:40,077 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-12-07 17:54:40,077 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 26 states. [2019-12-07 17:54:40,079 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2019-12-07 17:54:40,079 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 17:54:40,079 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 17:54:40,079 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:54:40,079 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-12-07 17:54:40,084 INFO L794 eck$LassoCheckResult]: Stem: 25#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 8#L-1true havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~malloc21.base, main_#t~malloc21.offset, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~malloc23.base, main_#t~malloc23.offset, main_~dir_len~0, main_~file_len~0, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset, main_~output~0.base, main_~output~0.offset;main_~dir_len~0 := main_#t~nondet19;havoc main_#t~nondet19; 9#L532true assume !(main_~dir_len~0 < 1);main_~file_len~0 := main_#t~nondet20;havoc main_#t~nondet20; 20#L534true assume !(main_~file_len~0 < 1);call main_#t~malloc21.base, main_#t~malloc21.offset := #Ultimate.allocOnStack(main_~dir_len~0);main_~dir~0.base, main_~dir~0.offset := main_#t~malloc21.base, main_#t~malloc21.offset;call write~int(0, main_~dir~0.base, main_~dir~0.offset + (main_~dir_len~0 - 1), 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~file_len~0);main_~file~0.base, main_~file~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~file~0.base, main_~file~0.offset + (main_~file_len~0 - 1), 1);call main_#t~malloc23.base, main_#t~malloc23.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0 + main_~file_len~0));main_~output~0.base, main_~output~0.offset := main_#t~malloc23.base, main_#t~malloc23.offset;build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset, build_fullname_#in~directory.base, build_fullname_#in~directory.offset, build_fullname_#in~filename.base, build_fullname_#in~filename.offset := main_~output~0.base, main_~output~0.offset, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset;havoc build_fullname_#t~mem8, build_fullname_#t~mem9, build_fullname_#t~short10, build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset, build_fullname_#t~mem12, build_fullname_#t~mem13, build_fullname_#t~short14, build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset, build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset, build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset, build_fullname_#t~ret18.base, build_fullname_#t~ret18.offset, build_fullname_~fullname.base, build_fullname_~fullname.offset, build_fullname_~directory.base, build_fullname_~directory.offset, build_fullname_~filename.base, build_fullname_~filename.offset, build_fullname_~dest~0.base, build_fullname_~dest~0.offset;build_fullname_~fullname.base, build_fullname_~fullname.offset := build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset;build_fullname_~directory.base, build_fullname_~directory.offset := build_fullname_#in~directory.base, build_fullname_#in~directory.offset;build_fullname_~filename.base, build_fullname_~filename.offset := build_fullname_#in~filename.base, build_fullname_#in~filename.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~fullname.base, build_fullname_~fullname.offset;call build_fullname_#t~mem8 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 47 == build_fullname_#t~mem8; 10#L521true assume build_fullname_#t~short10;call build_fullname_#t~mem9 := read~int(build_fullname_~directory.base, 1 + build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 0 == build_fullname_#t~mem9; 13#L521-2true assume build_fullname_#t~short10;havoc build_fullname_#t~mem9;havoc build_fullname_#t~mem8;havoc build_fullname_#t~short10;call write~int(47, build_fullname_~dest~0.base, build_fullname_~dest~0.offset, 1);build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset := build_fullname_~dest~0.base, 1 + build_fullname_~dest~0.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~dest~0.base, 1 + build_fullname_~dest~0.offset;havoc build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset; 14#L523-4true strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~filename.base, build_fullname_~filename.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 24#L508-8true [2019-12-07 17:54:40,084 INFO L796 eck$LassoCheckResult]: Loop: 24#L508-8true strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 7#L508-6true assume !!(0 != strcpy_#t~mem4);havoc strcpy_#t~mem4;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset;havoc strcpy_#t~post3.base, strcpy_#t~post3.offset; 24#L508-8true [2019-12-07 17:54:40,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:54:40,088 INFO L82 PathProgramCache]: Analyzing trace with hash 1806905919, now seen corresponding path program 1 times [2019-12-07 17:54:40,094 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:54:40,094 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692467194] [2019-12-07 17:54:40,094 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:54:40,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:54:40,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:54:40,220 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:54:40,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:54:40,221 INFO L82 PathProgramCache]: Analyzing trace with hash 3590, now seen corresponding path program 1 times [2019-12-07 17:54:40,221 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:54:40,221 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87684049] [2019-12-07 17:54:40,222 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:54:40,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:54:40,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:54:40,234 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:54:40,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:54:40,235 INFO L82 PathProgramCache]: Analyzing trace with hash 1269803204, now seen corresponding path program 1 times [2019-12-07 17:54:40,235 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:54:40,235 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819698485] [2019-12-07 17:54:40,235 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:54:40,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:54:40,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:54:40,293 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:54:41,113 WARN L192 SmtUtils]: Spent 739.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 149 [2019-12-07 17:54:41,439 WARN L192 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-12-07 17:54:41,447 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 17:54:41,448 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 17:54:41,448 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 17:54:41,448 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 17:54:41,448 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 17:54:41,448 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:41,448 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 17:54:41,448 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 17:54:41,448 INFO L133 ssoRankerPreferences]: Filename of dumped script: build_fullname.i_Iteration1_Lasso [2019-12-07 17:54:41,448 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 17:54:41,449 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 17:54:41,464 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:41,468 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:41,469 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:41,472 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:41,474 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:41,475 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:41,477 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:41,478 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:41,480 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:41,481 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:41,482 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:41,484 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:41,485 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:41,487 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:41,488 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:41,489 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:42,059 WARN L192 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 116 [2019-12-07 17:54:42,184 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:42,186 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:42,188 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:42,189 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:42,190 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:42,192 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:42,194 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:42,195 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:42,196 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:42,197 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:42,198 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:42,200 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:42,201 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:42,435 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-12-07 17:54:42,755 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 17:54:42,758 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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 [2019-12-07 17:54:42,762 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:42,764 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:42,764 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:42,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:42,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:42,765 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:42,766 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:42,766 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:42,768 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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 [2019-12-07 17:54:42,772 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:42,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:42,773 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:42,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:42,774 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:42,774 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:42,774 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:42,774 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:42,776 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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 [2019-12-07 17:54:42,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:42,781 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:42,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:42,781 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:42,781 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:42,784 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:42,784 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:42,787 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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 [2019-12-07 17:54:42,792 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:42,793 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:42,794 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:42,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:42,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:42,794 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:42,794 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:42,794 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:42,795 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:42,800 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:42,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:42,801 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:42,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:42,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:42,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:42,802 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:42,802 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:42,803 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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 [2019-12-07 17:54:42,807 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:42,808 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:42,808 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:42,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:42,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:42,809 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:42,809 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:42,809 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:42,811 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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 [2019-12-07 17:54:42,815 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:42,816 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:42,816 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:42,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:42,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:42,817 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:42,817 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:42,817 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:42,818 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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 [2019-12-07 17:54:42,823 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:42,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:42,824 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:42,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:42,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:42,824 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:42,825 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:42,825 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:42,826 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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 [2019-12-07 17:54:42,831 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:42,832 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:42,832 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:42,832 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:42,832 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:42,832 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:42,833 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:42,833 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:42,834 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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 [2019-12-07 17:54:42,839 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:42,840 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:42,840 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:42,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:42,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:42,840 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:42,841 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:42,841 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:42,842 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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 [2019-12-07 17:54:42,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:42,847 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:42,847 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:42,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:42,848 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:42,848 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:42,848 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:42,848 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:42,849 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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 [2019-12-07 17:54:42,853 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:42,854 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:42,854 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:42,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:42,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:42,854 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:42,855 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:42,855 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:42,856 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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 [2019-12-07 17:54:42,860 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:42,861 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:42,861 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:42,861 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:42,861 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:42,861 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:42,862 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:42,862 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:42,863 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:42,867 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:42,868 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:42,868 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:42,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:42,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:42,868 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:42,868 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:42,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:42,869 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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 [2019-12-07 17:54:42,873 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 [2019-12-07 17:54:42,874 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:42,874 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:42,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:42,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:42,875 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:42,875 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:42,875 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:42,876 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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 [2019-12-07 17:54:42,880 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:42,881 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:42,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:42,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:42,881 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:42,884 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:42,885 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:42,889 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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 [2019-12-07 17:54:42,893 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:42,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:42,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:42,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:42,895 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:42,905 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:42,905 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:42,921 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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 [2019-12-07 17:54:42,926 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:42,927 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:42,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:42,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:42,927 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:42,929 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:42,929 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:42,931 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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 [2019-12-07 17:54:42,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:42,937 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:42,937 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:42,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:42,937 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:42,937 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:42,937 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:42,938 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:42,940 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:42,944 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:42,945 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:42,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:42,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:42,945 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:42,946 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:42,946 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:42,949 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:42,954 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:42,956 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:42,956 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:42,956 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:42,956 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:42,958 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:42,958 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:42,962 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:42,966 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:42,968 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:42,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:42,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:42,969 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:42,983 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:42,983 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:43,010 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-12-07 17:54:43,100 INFO L443 ModelExtractionUtils]: Simplification made 24 calls to the SMT solver. [2019-12-07 17:54:43,100 INFO L444 ModelExtractionUtils]: 56 out of 79 variables were initially zero. Simplification set additionally 20 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:43,105 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-12-07 17:54:43,113 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2019-12-07 17:54:43,114 INFO L510 LassoAnalysis]: Proved termination. [2019-12-07 17:54:43,114 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_strcpy_~s1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc23.base)_1) = -1*ULTIMATE.start_strcpy_~s1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc23.base)_1 Supporting invariants [] [2019-12-07 17:54:43,242 INFO L297 tatePredicateManager]: 34 out of 35 supporting invariants were superfluous and have been removed [2019-12-07 17:54:43,249 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-12-07 17:54:43,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:54:43,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:54:43,294 INFO L264 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 16 conjunts are in the unsatisfiable core [2019-12-07 17:54:43,295 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:54:43,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:54:43,318 INFO L264 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 11 conjunts are in the unsatisfiable core [2019-12-07 17:54:43,318 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:54:43,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:54:43,345 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2019-12-07 17:54:43,346 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 26 states. Second operand 4 states. [2019-12-07 17:54:43,427 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 26 states.. Second operand 4 states. Result 59 states and 81 transitions. Complement of second has 8 states. [2019-12-07 17:54:43,427 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 1 non-accepting loop states 2 accepting loop states [2019-12-07 17:54:43,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2019-12-07 17:54:43,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 63 transitions. [2019-12-07 17:54:43,430 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 63 transitions. Stem has 7 letters. Loop has 2 letters. [2019-12-07 17:54:43,431 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 17:54:43,431 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 63 transitions. Stem has 9 letters. Loop has 2 letters. [2019-12-07 17:54:43,431 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 17:54:43,431 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 63 transitions. Stem has 7 letters. Loop has 4 letters. [2019-12-07 17:54:43,432 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 17:54:43,432 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 59 states and 81 transitions. [2019-12-07 17:54:43,435 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2019-12-07 17:54:43,438 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 59 states to 22 states and 27 transitions. [2019-12-07 17:54:43,439 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 21 [2019-12-07 17:54:43,439 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 22 [2019-12-07 17:54:43,439 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 27 transitions. [2019-12-07 17:54:43,440 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 17:54:43,440 INFO L688 BuchiCegarLoop]: Abstraction has 22 states and 27 transitions. [2019-12-07 17:54:43,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states and 27 transitions. [2019-12-07 17:54:43,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 20. [2019-12-07 17:54:43,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2019-12-07 17:54:43,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 25 transitions. [2019-12-07 17:54:43,458 INFO L711 BuchiCegarLoop]: Abstraction has 20 states and 25 transitions. [2019-12-07 17:54:43,458 INFO L591 BuchiCegarLoop]: Abstraction has 20 states and 25 transitions. [2019-12-07 17:54:43,458 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-12-07 17:54:43,458 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 25 transitions. [2019-12-07 17:54:43,459 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2019-12-07 17:54:43,459 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 17:54:43,459 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 17:54:43,459 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:54:43,459 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-12-07 17:54:43,460 INFO L794 eck$LassoCheckResult]: Stem: 308#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 305#L-1 havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~malloc21.base, main_#t~malloc21.offset, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~malloc23.base, main_#t~malloc23.offset, main_~dir_len~0, main_~file_len~0, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset, main_~output~0.base, main_~output~0.offset;main_~dir_len~0 := main_#t~nondet19;havoc main_#t~nondet19; 306#L532 assume !(main_~dir_len~0 < 1);main_~file_len~0 := main_#t~nondet20;havoc main_#t~nondet20; 301#L534 assume !(main_~file_len~0 < 1);call main_#t~malloc21.base, main_#t~malloc21.offset := #Ultimate.allocOnStack(main_~dir_len~0);main_~dir~0.base, main_~dir~0.offset := main_#t~malloc21.base, main_#t~malloc21.offset;call write~int(0, main_~dir~0.base, main_~dir~0.offset + (main_~dir_len~0 - 1), 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~file_len~0);main_~file~0.base, main_~file~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~file~0.base, main_~file~0.offset + (main_~file_len~0 - 1), 1);call main_#t~malloc23.base, main_#t~malloc23.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0 + main_~file_len~0));main_~output~0.base, main_~output~0.offset := main_#t~malloc23.base, main_#t~malloc23.offset;build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset, build_fullname_#in~directory.base, build_fullname_#in~directory.offset, build_fullname_#in~filename.base, build_fullname_#in~filename.offset := main_~output~0.base, main_~output~0.offset, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset;havoc build_fullname_#t~mem8, build_fullname_#t~mem9, build_fullname_#t~short10, build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset, build_fullname_#t~mem12, build_fullname_#t~mem13, build_fullname_#t~short14, build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset, build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset, build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset, build_fullname_#t~ret18.base, build_fullname_#t~ret18.offset, build_fullname_~fullname.base, build_fullname_~fullname.offset, build_fullname_~directory.base, build_fullname_~directory.offset, build_fullname_~filename.base, build_fullname_~filename.offset, build_fullname_~dest~0.base, build_fullname_~dest~0.offset;build_fullname_~fullname.base, build_fullname_~fullname.offset := build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset;build_fullname_~directory.base, build_fullname_~directory.offset := build_fullname_#in~directory.base, build_fullname_#in~directory.offset;build_fullname_~filename.base, build_fullname_~filename.offset := build_fullname_#in~filename.base, build_fullname_#in~filename.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~fullname.base, build_fullname_~fullname.offset;call build_fullname_#t~mem8 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 47 == build_fullname_#t~mem8; 302#L521 assume build_fullname_#t~short10;call build_fullname_#t~mem9 := read~int(build_fullname_~directory.base, 1 + build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 0 == build_fullname_#t~mem9; 307#L521-2 assume !build_fullname_#t~short10;havoc build_fullname_#t~mem9;havoc build_fullname_#t~mem8;havoc build_fullname_#t~short10;call build_fullname_#t~mem12 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 46 != build_fullname_#t~mem12; 303#L523 assume !build_fullname_#t~short14;call build_fullname_#t~mem13 := read~int(build_fullname_~directory.base, 1 + build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 0 != build_fullname_#t~mem13; 304#L523-2 assume build_fullname_#t~short14;havoc build_fullname_#t~mem13;havoc build_fullname_#t~short14;havoc build_fullname_#t~mem12;strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~directory.base, build_fullname_~directory.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 290#L508-3 [2019-12-07 17:54:43,460 INFO L796 eck$LassoCheckResult]: Loop: 290#L508-3 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 291#L508-1 assume !!(0 != strcpy_#t~mem4);havoc strcpy_#t~mem4;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset;havoc strcpy_#t~post3.base, strcpy_#t~post3.offset; 290#L508-3 [2019-12-07 17:54:43,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:54:43,460 INFO L82 PathProgramCache]: Analyzing trace with hash 179509076, now seen corresponding path program 1 times [2019-12-07 17:54:43,460 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:54:43,460 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1011313225] [2019-12-07 17:54:43,460 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:54:43,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:54:43,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:54:43,512 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1011313225] [2019-12-07 17:54:43,512 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:54:43,513 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-07 17:54:43,513 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905829144] [2019-12-07 17:54:43,515 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-12-07 17:54:43,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:54:43,515 INFO L82 PathProgramCache]: Analyzing trace with hash 2150, now seen corresponding path program 1 times [2019-12-07 17:54:43,515 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:54:43,515 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542167694] [2019-12-07 17:54:43,515 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:54:43,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:54:43,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:54:43,523 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:54:43,577 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:54:43,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 17:54:43,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-07 17:54:43,580 INFO L87 Difference]: Start difference. First operand 20 states and 25 transitions. cyclomatic complexity: 8 Second operand 5 states. [2019-12-07 17:54:43,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:54:43,624 INFO L93 Difference]: Finished difference Result 25 states and 30 transitions. [2019-12-07 17:54:43,624 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 17:54:43,624 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 30 transitions. [2019-12-07 17:54:43,625 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2019-12-07 17:54:43,626 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 25 states and 30 transitions. [2019-12-07 17:54:43,626 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 25 [2019-12-07 17:54:43,626 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 25 [2019-12-07 17:54:43,626 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 30 transitions. [2019-12-07 17:54:43,626 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 17:54:43,626 INFO L688 BuchiCegarLoop]: Abstraction has 25 states and 30 transitions. [2019-12-07 17:54:43,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states and 30 transitions. [2019-12-07 17:54:43,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 22. [2019-12-07 17:54:43,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2019-12-07 17:54:43,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 27 transitions. [2019-12-07 17:54:43,628 INFO L711 BuchiCegarLoop]: Abstraction has 22 states and 27 transitions. [2019-12-07 17:54:43,628 INFO L591 BuchiCegarLoop]: Abstraction has 22 states and 27 transitions. [2019-12-07 17:54:43,628 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-12-07 17:54:43,628 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 27 transitions. [2019-12-07 17:54:43,629 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2019-12-07 17:54:43,629 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 17:54:43,629 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 17:54:43,629 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:54:43,629 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-12-07 17:54:43,630 INFO L794 eck$LassoCheckResult]: Stem: 364#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 361#L-1 havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~malloc21.base, main_#t~malloc21.offset, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~malloc23.base, main_#t~malloc23.offset, main_~dir_len~0, main_~file_len~0, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset, main_~output~0.base, main_~output~0.offset;main_~dir_len~0 := main_#t~nondet19;havoc main_#t~nondet19; 360#L532 assume !(main_~dir_len~0 < 1);main_~file_len~0 := main_#t~nondet20;havoc main_#t~nondet20; 354#L534 assume !(main_~file_len~0 < 1);call main_#t~malloc21.base, main_#t~malloc21.offset := #Ultimate.allocOnStack(main_~dir_len~0);main_~dir~0.base, main_~dir~0.offset := main_#t~malloc21.base, main_#t~malloc21.offset;call write~int(0, main_~dir~0.base, main_~dir~0.offset + (main_~dir_len~0 - 1), 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~file_len~0);main_~file~0.base, main_~file~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~file~0.base, main_~file~0.offset + (main_~file_len~0 - 1), 1);call main_#t~malloc23.base, main_#t~malloc23.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0 + main_~file_len~0));main_~output~0.base, main_~output~0.offset := main_#t~malloc23.base, main_#t~malloc23.offset;build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset, build_fullname_#in~directory.base, build_fullname_#in~directory.offset, build_fullname_#in~filename.base, build_fullname_#in~filename.offset := main_~output~0.base, main_~output~0.offset, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset;havoc build_fullname_#t~mem8, build_fullname_#t~mem9, build_fullname_#t~short10, build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset, build_fullname_#t~mem12, build_fullname_#t~mem13, build_fullname_#t~short14, build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset, build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset, build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset, build_fullname_#t~ret18.base, build_fullname_#t~ret18.offset, build_fullname_~fullname.base, build_fullname_~fullname.offset, build_fullname_~directory.base, build_fullname_~directory.offset, build_fullname_~filename.base, build_fullname_~filename.offset, build_fullname_~dest~0.base, build_fullname_~dest~0.offset;build_fullname_~fullname.base, build_fullname_~fullname.offset := build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset;build_fullname_~directory.base, build_fullname_~directory.offset := build_fullname_#in~directory.base, build_fullname_#in~directory.offset;build_fullname_~filename.base, build_fullname_~filename.offset := build_fullname_#in~filename.base, build_fullname_#in~filename.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~fullname.base, build_fullname_~fullname.offset;call build_fullname_#t~mem8 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 47 == build_fullname_#t~mem8; 355#L521 assume !build_fullname_#t~short10; 362#L521-2 assume !build_fullname_#t~short10;havoc build_fullname_#t~mem9;havoc build_fullname_#t~mem8;havoc build_fullname_#t~short10;call build_fullname_#t~mem12 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 46 != build_fullname_#t~mem12; 365#L523 assume !build_fullname_#t~short14;call build_fullname_#t~mem13 := read~int(build_fullname_~directory.base, 1 + build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 0 != build_fullname_#t~mem13; 359#L523-2 assume build_fullname_#t~short14;havoc build_fullname_#t~mem13;havoc build_fullname_#t~short14;havoc build_fullname_#t~mem12;strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~directory.base, build_fullname_~directory.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 345#L508-3 [2019-12-07 17:54:43,630 INFO L796 eck$LassoCheckResult]: Loop: 345#L508-3 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 346#L508-1 assume !!(0 != strcpy_#t~mem4);havoc strcpy_#t~mem4;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset;havoc strcpy_#t~post3.base, strcpy_#t~post3.offset; 345#L508-3 [2019-12-07 17:54:43,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:54:43,630 INFO L82 PathProgramCache]: Analyzing trace with hash 179568658, now seen corresponding path program 1 times [2019-12-07 17:54:43,630 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:54:43,630 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810546332] [2019-12-07 17:54:43,630 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:54:43,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:54:43,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:54:43,651 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:54:43,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:54:43,652 INFO L82 PathProgramCache]: Analyzing trace with hash 2150, now seen corresponding path program 2 times [2019-12-07 17:54:43,652 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:54:43,652 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167947284] [2019-12-07 17:54:43,652 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:54:43,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:54:43,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:54:43,659 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:54:43,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:54:43,659 INFO L82 PathProgramCache]: Analyzing trace with hash 766789687, now seen corresponding path program 1 times [2019-12-07 17:54:43,659 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:54:43,659 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1415841012] [2019-12-07 17:54:43,659 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:54:43,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:54:43,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:54:43,682 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:54:44,334 WARN L192 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 148 [2019-12-07 17:54:44,558 WARN L192 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-12-07 17:54:44,560 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 17:54:44,560 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 17:54:44,560 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 17:54:44,560 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 17:54:44,561 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 17:54:44,561 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:44,561 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 17:54:44,561 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 17:54:44,561 INFO L133 ssoRankerPreferences]: Filename of dumped script: build_fullname.i_Iteration3_Lasso [2019-12-07 17:54:44,561 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 17:54:44,561 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 17:54:44,564 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:44,566 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:44,567 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:44,569 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:44,570 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:44,571 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:44,572 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:44,574 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:44,578 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:44,580 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:44,581 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:44,583 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:44,584 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:44,585 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:44,586 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:44,587 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:44,588 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:44,589 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:44,590 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:44,592 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:44,593 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:45,090 WARN L192 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 122 [2019-12-07 17:54:45,239 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 73 [2019-12-07 17:54:45,239 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:45,241 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:45,242 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:45,243 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:45,244 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:45,246 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:45,247 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:45,248 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:45,249 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:45,409 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 59 [2019-12-07 17:54:45,804 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 17:54:45,804 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:45,808 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:45,809 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:45,809 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:45,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:45,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:45,809 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:45,810 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:45,810 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:45,811 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:45,815 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:45,816 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:45,816 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:45,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:45,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:45,817 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:45,817 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:45,817 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:45,818 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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) Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:45,823 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:45,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:45,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:45,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:45,824 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:45,825 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:45,825 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:45,828 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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) Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:45,831 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:45,832 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:45,832 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:45,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:45,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:45,833 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:45,833 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:45,833 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:45,834 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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) Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:45,838 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 [2019-12-07 17:54:45,840 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:45,840 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:45,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:45,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:45,840 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:45,840 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:45,840 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:45,841 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:45,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:45,848 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:45,848 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:45,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:45,848 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:45,848 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:45,848 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:45,848 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:45,850 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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) Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:45,858 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:45,859 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:45,859 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:45,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:45,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:45,859 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:45,860 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:45,860 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:45,861 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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) Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:45,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:45,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:45,866 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:45,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:45,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:45,866 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:45,867 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:45,867 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:45,868 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:45,872 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:45,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:45,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:45,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:45,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:45,873 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:45,873 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:45,873 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:45,874 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:45,882 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:45,883 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:45,883 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:45,884 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:45,884 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:45,884 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:45,884 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:45,884 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:45,885 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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 [2019-12-07 17:54:45,891 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:45,892 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:45,893 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:45,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:45,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:45,893 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:45,893 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:45,893 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:45,894 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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 [2019-12-07 17:54:45,900 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:45,901 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:45,901 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:45,901 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:45,901 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:45,901 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:45,902 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:45,902 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:45,903 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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 [2019-12-07 17:54:45,907 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:45,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:45,909 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:45,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:45,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:45,909 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:45,909 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:45,909 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:45,910 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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 [2019-12-07 17:54:45,914 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:45,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:45,915 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:45,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:45,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:45,915 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:45,916 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:45,916 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:45,917 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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 [2019-12-07 17:54:45,924 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:45,925 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:45,925 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:45,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:45,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:45,925 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:45,925 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:45,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:45,926 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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 [2019-12-07 17:54:45,930 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:45,931 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:45,931 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:45,931 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:45,931 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:45,931 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:45,932 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:45,932 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:45,933 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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) Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:45,938 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:45,940 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:45,940 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:45,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:45,940 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:45,940 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:45,940 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:45,940 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:45,942 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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 [2019-12-07 17:54:45,945 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:45,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:45,946 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:45,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:45,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:45,946 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:45,947 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:45,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:45,948 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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) Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:45,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:45,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:45,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:45,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:45,952 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:45,954 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:45,954 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:45,956 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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) Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:45,959 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:45,960 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:45,960 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:45,960 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:45,961 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:45,961 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:45,961 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:45,961 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:45,962 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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) Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:45,965 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:45,966 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:45,966 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:45,966 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:45,966 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:45,968 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:45,968 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:45,970 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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) Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:45,974 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:45,976 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:45,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:45,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:45,976 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:45,985 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:45,985 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:46,003 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-12-07 17:54:46,055 INFO L443 ModelExtractionUtils]: Simplification made 29 calls to the SMT solver. [2019-12-07 17:54:46,055 INFO L444 ModelExtractionUtils]: 36 out of 61 variables were initially zero. Simplification set additionally 22 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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) Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:46,057 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-12-07 17:54:46,059 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2019-12-07 17:54:46,059 INFO L510 LassoAnalysis]: Proved termination. [2019-12-07 17:54:46,060 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~dir~0.base)_1, ULTIMATE.start_strcpy_~s2.offset) = 1*v_rep(select #length ULTIMATE.start_main_~dir~0.base)_1 - 1*ULTIMATE.start_strcpy_~s2.offset Supporting invariants [] [2019-12-07 17:54:46,176 INFO L297 tatePredicateManager]: 33 out of 34 supporting invariants were superfluous and have been removed [2019-12-07 17:54:46,179 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-12-07 17:54:46,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:54:46,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:54:46,207 INFO L264 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 10 conjunts are in the unsatisfiable core [2019-12-07 17:54:46,207 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:54:46,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:54:46,220 INFO L264 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 11 conjunts are in the unsatisfiable core [2019-12-07 17:54:46,220 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:54:46,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:54:46,235 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2019-12-07 17:54:46,235 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 22 states and 27 transitions. cyclomatic complexity: 8 Second operand 4 states. [2019-12-07 17:54:46,263 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 22 states and 27 transitions. cyclomatic complexity: 8. Second operand 4 states. Result 32 states and 39 transitions. Complement of second has 6 states. [2019-12-07 17:54:46,264 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2019-12-07 17:54:46,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2019-12-07 17:54:46,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 23 transitions. [2019-12-07 17:54:46,264 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 8 letters. Loop has 2 letters. [2019-12-07 17:54:46,264 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 17:54:46,264 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 10 letters. Loop has 2 letters. [2019-12-07 17:54:46,265 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 17:54:46,265 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 8 letters. Loop has 4 letters. [2019-12-07 17:54:46,265 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 17:54:46,265 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 39 transitions. [2019-12-07 17:54:46,266 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2019-12-07 17:54:46,266 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 23 states and 28 transitions. [2019-12-07 17:54:46,266 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2019-12-07 17:54:46,267 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 21 [2019-12-07 17:54:46,267 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 28 transitions. [2019-12-07 17:54:46,267 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 17:54:46,267 INFO L688 BuchiCegarLoop]: Abstraction has 23 states and 28 transitions. [2019-12-07 17:54:46,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states and 28 transitions. [2019-12-07 17:54:46,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2019-12-07 17:54:46,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2019-12-07 17:54:46,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 28 transitions. [2019-12-07 17:54:46,269 INFO L711 BuchiCegarLoop]: Abstraction has 23 states and 28 transitions. [2019-12-07 17:54:46,269 INFO L591 BuchiCegarLoop]: Abstraction has 23 states and 28 transitions. [2019-12-07 17:54:46,269 INFO L424 BuchiCegarLoop]: ======== Iteration 4============ [2019-12-07 17:54:46,269 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 23 states and 28 transitions. [2019-12-07 17:54:46,269 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2019-12-07 17:54:46,269 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 17:54:46,269 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 17:54:46,270 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:54:46,270 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-12-07 17:54:46,270 INFO L794 eck$LassoCheckResult]: Stem: 614#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 610#L-1 havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~malloc21.base, main_#t~malloc21.offset, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~malloc23.base, main_#t~malloc23.offset, main_~dir_len~0, main_~file_len~0, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset, main_~output~0.base, main_~output~0.offset;main_~dir_len~0 := main_#t~nondet19;havoc main_#t~nondet19; 611#L532 assume !(main_~dir_len~0 < 1);main_~file_len~0 := main_#t~nondet20;havoc main_#t~nondet20; 604#L534 assume !(main_~file_len~0 < 1);call main_#t~malloc21.base, main_#t~malloc21.offset := #Ultimate.allocOnStack(main_~dir_len~0);main_~dir~0.base, main_~dir~0.offset := main_#t~malloc21.base, main_#t~malloc21.offset;call write~int(0, main_~dir~0.base, main_~dir~0.offset + (main_~dir_len~0 - 1), 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~file_len~0);main_~file~0.base, main_~file~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~file~0.base, main_~file~0.offset + (main_~file_len~0 - 1), 1);call main_#t~malloc23.base, main_#t~malloc23.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0 + main_~file_len~0));main_~output~0.base, main_~output~0.offset := main_#t~malloc23.base, main_#t~malloc23.offset;build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset, build_fullname_#in~directory.base, build_fullname_#in~directory.offset, build_fullname_#in~filename.base, build_fullname_#in~filename.offset := main_~output~0.base, main_~output~0.offset, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset;havoc build_fullname_#t~mem8, build_fullname_#t~mem9, build_fullname_#t~short10, build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset, build_fullname_#t~mem12, build_fullname_#t~mem13, build_fullname_#t~short14, build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset, build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset, build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset, build_fullname_#t~ret18.base, build_fullname_#t~ret18.offset, build_fullname_~fullname.base, build_fullname_~fullname.offset, build_fullname_~directory.base, build_fullname_~directory.offset, build_fullname_~filename.base, build_fullname_~filename.offset, build_fullname_~dest~0.base, build_fullname_~dest~0.offset;build_fullname_~fullname.base, build_fullname_~fullname.offset := build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset;build_fullname_~directory.base, build_fullname_~directory.offset := build_fullname_#in~directory.base, build_fullname_#in~directory.offset;build_fullname_~filename.base, build_fullname_~filename.offset := build_fullname_#in~filename.base, build_fullname_#in~filename.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~fullname.base, build_fullname_~fullname.offset;call build_fullname_#t~mem8 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 47 == build_fullname_#t~mem8; 605#L521 assume !build_fullname_#t~short10; 612#L521-2 assume !build_fullname_#t~short10;havoc build_fullname_#t~mem9;havoc build_fullname_#t~mem8;havoc build_fullname_#t~short10;call build_fullname_#t~mem12 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 46 != build_fullname_#t~mem12; 616#L523 assume !build_fullname_#t~short14;call build_fullname_#t~mem13 := read~int(build_fullname_~directory.base, 1 + build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 0 != build_fullname_#t~mem13; 609#L523-2 assume build_fullname_#t~short14;havoc build_fullname_#t~mem13;havoc build_fullname_#t~short14;havoc build_fullname_#t~mem12;strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~directory.base, build_fullname_~directory.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 594#L508-3 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 595#L508-1 assume !(0 != strcpy_#t~mem4);havoc strcpy_#t~mem4;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset;havoc strcpy_#t~post3.base, strcpy_#t~post3.offset; 600#L508-4 strcpy_#res.base, strcpy_#res.offset := strcpy_~res~0.base, strcpy_~res~0.offset; 601#L509 build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset := strcpy_#res.base, strcpy_#res.offset;havoc build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset;strchr_#in~t.base, strchr_#in~t.offset, strchr_#in~c := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, 0;havoc strchr_#res.base, strchr_#res.offset;havoc strchr_#t~mem5, strchr_#t~mem6, strchr_#t~pre7.base, strchr_#t~pre7.offset, strchr_~t.base, strchr_~t.offset, strchr_~c, strchr_~ch~0;strchr_~t.base, strchr_~t.offset := strchr_#in~t.base, strchr_#in~t.offset;strchr_~c := strchr_#in~c;havoc strchr_~ch~0;strchr_~ch~0 := (if strchr_~c % 256 <= 127 then strchr_~c % 256 else strchr_~c % 256 - 256); 603#L514-2 [2019-12-07 17:54:46,270 INFO L796 eck$LassoCheckResult]: Loop: 603#L514-2 assume !false;call strchr_#t~mem5 := read~int(strchr_~t.base, strchr_~t.offset, 1); 597#L515 assume !(strchr_#t~mem5 == strchr_~ch~0);havoc strchr_#t~mem5;call strchr_#t~mem6 := read~int(strchr_~t.base, strchr_~t.offset, 1); 599#L515-2 assume !(0 == strchr_#t~mem6);havoc strchr_#t~mem6;strchr_#t~pre7.base, strchr_#t~pre7.offset := strchr_~t.base, 1 + strchr_~t.offset;strchr_~t.base, strchr_~t.offset := strchr_~t.base, 1 + strchr_~t.offset;havoc strchr_#t~pre7.base, strchr_#t~pre7.offset; 603#L514-2 [2019-12-07 17:54:46,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:54:46,270 INFO L82 PathProgramCache]: Analyzing trace with hash -1849486153, now seen corresponding path program 1 times [2019-12-07 17:54:46,270 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:54:46,271 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667792430] [2019-12-07 17:54:46,271 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:54:46,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:54:46,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:54:46,306 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [667792430] [2019-12-07 17:54:46,306 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:54:46,306 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-07 17:54:46,306 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737955571] [2019-12-07 17:54:46,306 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-12-07 17:54:46,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:54:46,306 INFO L82 PathProgramCache]: Analyzing trace with hash 85564, now seen corresponding path program 1 times [2019-12-07 17:54:46,306 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:54:46,307 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618338186] [2019-12-07 17:54:46,307 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:54:46,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:54:46,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:54:46,313 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:54:46,337 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:54:46,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 17:54:46,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-12-07 17:54:46,338 INFO L87 Difference]: Start difference. First operand 23 states and 28 transitions. cyclomatic complexity: 8 Second operand 6 states. [2019-12-07 17:54:46,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:54:46,387 INFO L93 Difference]: Finished difference Result 27 states and 32 transitions. [2019-12-07 17:54:46,387 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 17:54:46,387 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 32 transitions. [2019-12-07 17:54:46,388 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2019-12-07 17:54:46,388 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 27 states and 32 transitions. [2019-12-07 17:54:46,388 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 23 [2019-12-07 17:54:46,389 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2019-12-07 17:54:46,389 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 32 transitions. [2019-12-07 17:54:46,389 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 17:54:46,389 INFO L688 BuchiCegarLoop]: Abstraction has 27 states and 32 transitions. [2019-12-07 17:54:46,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 32 transitions. [2019-12-07 17:54:46,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 26. [2019-12-07 17:54:46,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2019-12-07 17:54:46,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 31 transitions. [2019-12-07 17:54:46,391 INFO L711 BuchiCegarLoop]: Abstraction has 26 states and 31 transitions. [2019-12-07 17:54:46,391 INFO L591 BuchiCegarLoop]: Abstraction has 26 states and 31 transitions. [2019-12-07 17:54:46,391 INFO L424 BuchiCegarLoop]: ======== Iteration 5============ [2019-12-07 17:54:46,391 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 26 states and 31 transitions. [2019-12-07 17:54:46,392 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2019-12-07 17:54:46,392 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 17:54:46,392 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 17:54:46,393 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:54:46,393 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-12-07 17:54:46,393 INFO L794 eck$LassoCheckResult]: Stem: 679#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 674#L-1 havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~malloc21.base, main_#t~malloc21.offset, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~malloc23.base, main_#t~malloc23.offset, main_~dir_len~0, main_~file_len~0, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset, main_~output~0.base, main_~output~0.offset;main_~dir_len~0 := main_#t~nondet19;havoc main_#t~nondet19; 675#L532 assume !(main_~dir_len~0 < 1);main_~file_len~0 := main_#t~nondet20;havoc main_#t~nondet20; 670#L534 assume !(main_~file_len~0 < 1);call main_#t~malloc21.base, main_#t~malloc21.offset := #Ultimate.allocOnStack(main_~dir_len~0);main_~dir~0.base, main_~dir~0.offset := main_#t~malloc21.base, main_#t~malloc21.offset;call write~int(0, main_~dir~0.base, main_~dir~0.offset + (main_~dir_len~0 - 1), 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~file_len~0);main_~file~0.base, main_~file~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~file~0.base, main_~file~0.offset + (main_~file_len~0 - 1), 1);call main_#t~malloc23.base, main_#t~malloc23.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0 + main_~file_len~0));main_~output~0.base, main_~output~0.offset := main_#t~malloc23.base, main_#t~malloc23.offset;build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset, build_fullname_#in~directory.base, build_fullname_#in~directory.offset, build_fullname_#in~filename.base, build_fullname_#in~filename.offset := main_~output~0.base, main_~output~0.offset, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset;havoc build_fullname_#t~mem8, build_fullname_#t~mem9, build_fullname_#t~short10, build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset, build_fullname_#t~mem12, build_fullname_#t~mem13, build_fullname_#t~short14, build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset, build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset, build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset, build_fullname_#t~ret18.base, build_fullname_#t~ret18.offset, build_fullname_~fullname.base, build_fullname_~fullname.offset, build_fullname_~directory.base, build_fullname_~directory.offset, build_fullname_~filename.base, build_fullname_~filename.offset, build_fullname_~dest~0.base, build_fullname_~dest~0.offset;build_fullname_~fullname.base, build_fullname_~fullname.offset := build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset;build_fullname_~directory.base, build_fullname_~directory.offset := build_fullname_#in~directory.base, build_fullname_#in~directory.offset;build_fullname_~filename.base, build_fullname_~filename.offset := build_fullname_#in~filename.base, build_fullname_#in~filename.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~fullname.base, build_fullname_~fullname.offset;call build_fullname_#t~mem8 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 47 == build_fullname_#t~mem8; 671#L521 assume !build_fullname_#t~short10; 676#L521-2 assume !build_fullname_#t~short10;havoc build_fullname_#t~mem9;havoc build_fullname_#t~mem8;havoc build_fullname_#t~short10;call build_fullname_#t~mem12 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 46 != build_fullname_#t~mem12; 682#L523 assume build_fullname_#t~short14; 673#L523-2 assume build_fullname_#t~short14;havoc build_fullname_#t~mem13;havoc build_fullname_#t~short14;havoc build_fullname_#t~mem12;strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~directory.base, build_fullname_~directory.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 681#L508-3 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 660#L508-1 assume !(0 != strcpy_#t~mem4);havoc strcpy_#t~mem4;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset;havoc strcpy_#t~post3.base, strcpy_#t~post3.offset; 664#L508-4 strcpy_#res.base, strcpy_#res.offset := strcpy_~res~0.base, strcpy_~res~0.offset; 665#L509 build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset := strcpy_#res.base, strcpy_#res.offset;havoc build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset;strchr_#in~t.base, strchr_#in~t.offset, strchr_#in~c := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, 0;havoc strchr_#res.base, strchr_#res.offset;havoc strchr_#t~mem5, strchr_#t~mem6, strchr_#t~pre7.base, strchr_#t~pre7.offset, strchr_~t.base, strchr_~t.offset, strchr_~c, strchr_~ch~0;strchr_~t.base, strchr_~t.offset := strchr_#in~t.base, strchr_#in~t.offset;strchr_~c := strchr_#in~c;havoc strchr_~ch~0;strchr_~ch~0 := (if strchr_~c % 256 <= 127 then strchr_~c % 256 else strchr_~c % 256 - 256); 667#L514-2 [2019-12-07 17:54:46,393 INFO L796 eck$LassoCheckResult]: Loop: 667#L514-2 assume !false;call strchr_#t~mem5 := read~int(strchr_~t.base, strchr_~t.offset, 1); 661#L515 assume !(strchr_#t~mem5 == strchr_~ch~0);havoc strchr_#t~mem5;call strchr_#t~mem6 := read~int(strchr_~t.base, strchr_~t.offset, 1); 663#L515-2 assume !(0 == strchr_#t~mem6);havoc strchr_#t~mem6;strchr_#t~pre7.base, strchr_#t~pre7.offset := strchr_~t.base, 1 + strchr_~t.offset;strchr_~t.base, strchr_~t.offset := strchr_~t.base, 1 + strchr_~t.offset;havoc strchr_#t~pre7.base, strchr_#t~pre7.offset; 667#L514-2 [2019-12-07 17:54:46,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:54:46,393 INFO L82 PathProgramCache]: Analyzing trace with hash -1906744455, now seen corresponding path program 1 times [2019-12-07 17:54:46,393 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:54:46,394 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279400716] [2019-12-07 17:54:46,394 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:54:46,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:54:46,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:54:46,420 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:54:46,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:54:46,420 INFO L82 PathProgramCache]: Analyzing trace with hash 85564, now seen corresponding path program 2 times [2019-12-07 17:54:46,421 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:54:46,421 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220429903] [2019-12-07 17:54:46,421 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:54:46,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:54:46,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:54:46,426 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:54:46,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:54:46,427 INFO L82 PathProgramCache]: Analyzing trace with hash 1413453764, now seen corresponding path program 1 times [2019-12-07 17:54:46,427 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:54:46,427 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001109743] [2019-12-07 17:54:46,427 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:54:46,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:54:46,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:54:46,468 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2001109743] [2019-12-07 17:54:46,468 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:54:46,468 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-07 17:54:46,468 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775540089] [2019-12-07 17:54:46,490 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:54:46,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-07 17:54:46,490 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-12-07 17:54:46,490 INFO L87 Difference]: Start difference. First operand 26 states and 31 transitions. cyclomatic complexity: 8 Second operand 7 states. [2019-12-07 17:54:46,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:54:46,555 INFO L93 Difference]: Finished difference Result 36 states and 43 transitions. [2019-12-07 17:54:46,556 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-07 17:54:46,556 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36 states and 43 transitions. [2019-12-07 17:54:46,556 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2019-12-07 17:54:46,557 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36 states to 36 states and 43 transitions. [2019-12-07 17:54:46,557 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 32 [2019-12-07 17:54:46,557 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 32 [2019-12-07 17:54:46,557 INFO L73 IsDeterministic]: Start isDeterministic. Operand 36 states and 43 transitions. [2019-12-07 17:54:46,557 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 17:54:46,557 INFO L688 BuchiCegarLoop]: Abstraction has 36 states and 43 transitions. [2019-12-07 17:54:46,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states and 43 transitions. [2019-12-07 17:54:46,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 32. [2019-12-07 17:54:46,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2019-12-07 17:54:46,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 39 transitions. [2019-12-07 17:54:46,559 INFO L711 BuchiCegarLoop]: Abstraction has 32 states and 39 transitions. [2019-12-07 17:54:46,559 INFO L591 BuchiCegarLoop]: Abstraction has 32 states and 39 transitions. [2019-12-07 17:54:46,559 INFO L424 BuchiCegarLoop]: ======== Iteration 6============ [2019-12-07 17:54:46,560 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 39 transitions. [2019-12-07 17:54:46,560 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2019-12-07 17:54:46,560 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 17:54:46,560 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 17:54:46,560 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:54:46,560 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-12-07 17:54:46,560 INFO L794 eck$LassoCheckResult]: Stem: 756#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 752#L-1 havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~malloc21.base, main_#t~malloc21.offset, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~malloc23.base, main_#t~malloc23.offset, main_~dir_len~0, main_~file_len~0, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset, main_~output~0.base, main_~output~0.offset;main_~dir_len~0 := main_#t~nondet19;havoc main_#t~nondet19; 753#L532 assume !(main_~dir_len~0 < 1);main_~file_len~0 := main_#t~nondet20;havoc main_#t~nondet20; 747#L534 assume !(main_~file_len~0 < 1);call main_#t~malloc21.base, main_#t~malloc21.offset := #Ultimate.allocOnStack(main_~dir_len~0);main_~dir~0.base, main_~dir~0.offset := main_#t~malloc21.base, main_#t~malloc21.offset;call write~int(0, main_~dir~0.base, main_~dir~0.offset + (main_~dir_len~0 - 1), 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~file_len~0);main_~file~0.base, main_~file~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~file~0.base, main_~file~0.offset + (main_~file_len~0 - 1), 1);call main_#t~malloc23.base, main_#t~malloc23.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0 + main_~file_len~0));main_~output~0.base, main_~output~0.offset := main_#t~malloc23.base, main_#t~malloc23.offset;build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset, build_fullname_#in~directory.base, build_fullname_#in~directory.offset, build_fullname_#in~filename.base, build_fullname_#in~filename.offset := main_~output~0.base, main_~output~0.offset, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset;havoc build_fullname_#t~mem8, build_fullname_#t~mem9, build_fullname_#t~short10, build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset, build_fullname_#t~mem12, build_fullname_#t~mem13, build_fullname_#t~short14, build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset, build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset, build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset, build_fullname_#t~ret18.base, build_fullname_#t~ret18.offset, build_fullname_~fullname.base, build_fullname_~fullname.offset, build_fullname_~directory.base, build_fullname_~directory.offset, build_fullname_~filename.base, build_fullname_~filename.offset, build_fullname_~dest~0.base, build_fullname_~dest~0.offset;build_fullname_~fullname.base, build_fullname_~fullname.offset := build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset;build_fullname_~directory.base, build_fullname_~directory.offset := build_fullname_#in~directory.base, build_fullname_#in~directory.offset;build_fullname_~filename.base, build_fullname_~filename.offset := build_fullname_#in~filename.base, build_fullname_#in~filename.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~fullname.base, build_fullname_~fullname.offset;call build_fullname_#t~mem8 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 47 == build_fullname_#t~mem8; 748#L521 assume !build_fullname_#t~short10; 754#L521-2 assume !build_fullname_#t~short10;havoc build_fullname_#t~mem9;havoc build_fullname_#t~mem8;havoc build_fullname_#t~short10;call build_fullname_#t~mem12 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 46 != build_fullname_#t~mem12; 760#L523 assume build_fullname_#t~short14; 750#L523-2 assume build_fullname_#t~short14;havoc build_fullname_#t~mem13;havoc build_fullname_#t~short14;havoc build_fullname_#t~mem12;strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~directory.base, build_fullname_~directory.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 735#L508-3 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 736#L508-1 assume !!(0 != strcpy_#t~mem4);havoc strcpy_#t~mem4;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset;havoc strcpy_#t~post3.base, strcpy_#t~post3.offset; 737#L508-3 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 738#L508-1 assume !(0 != strcpy_#t~mem4);havoc strcpy_#t~mem4;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset;havoc strcpy_#t~post3.base, strcpy_#t~post3.offset; 742#L508-4 strcpy_#res.base, strcpy_#res.offset := strcpy_~res~0.base, strcpy_~res~0.offset; 743#L509 build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset := strcpy_#res.base, strcpy_#res.offset;havoc build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset;strchr_#in~t.base, strchr_#in~t.offset, strchr_#in~c := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, 0;havoc strchr_#res.base, strchr_#res.offset;havoc strchr_#t~mem5, strchr_#t~mem6, strchr_#t~pre7.base, strchr_#t~pre7.offset, strchr_~t.base, strchr_~t.offset, strchr_~c, strchr_~ch~0;strchr_~t.base, strchr_~t.offset := strchr_#in~t.base, strchr_#in~t.offset;strchr_~c := strchr_#in~c;havoc strchr_~ch~0;strchr_~ch~0 := (if strchr_~c % 256 <= 127 then strchr_~c % 256 else strchr_~c % 256 - 256); 757#L514-2 [2019-12-07 17:54:46,561 INFO L796 eck$LassoCheckResult]: Loop: 757#L514-2 assume !false;call strchr_#t~mem5 := read~int(strchr_~t.base, strchr_~t.offset, 1); 764#L515 assume !(strchr_#t~mem5 == strchr_~ch~0);havoc strchr_#t~mem5;call strchr_#t~mem6 := read~int(strchr_~t.base, strchr_~t.offset, 1); 762#L515-2 assume !(0 == strchr_#t~mem6);havoc strchr_#t~mem6;strchr_#t~pre7.base, strchr_#t~pre7.offset := strchr_~t.base, 1 + strchr_~t.offset;strchr_~t.base, strchr_~t.offset := strchr_~t.base, 1 + strchr_~t.offset;havoc strchr_#t~pre7.base, strchr_#t~pre7.offset; 757#L514-2 [2019-12-07 17:54:46,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:54:46,561 INFO L82 PathProgramCache]: Analyzing trace with hash 1571186846, now seen corresponding path program 1 times [2019-12-07 17:54:46,561 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:54:46,561 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936349216] [2019-12-07 17:54:46,561 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:54:46,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:54:46,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:54:46,585 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:54:46,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:54:46,585 INFO L82 PathProgramCache]: Analyzing trace with hash 85564, now seen corresponding path program 3 times [2019-12-07 17:54:46,585 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:54:46,586 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095530078] [2019-12-07 17:54:46,586 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:54:46,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:54:46,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:54:46,589 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:54:46,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:54:46,590 INFO L82 PathProgramCache]: Analyzing trace with hash 673793151, now seen corresponding path program 1 times [2019-12-07 17:54:46,590 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:54:46,590 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1859480698] [2019-12-07 17:54:46,590 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:54:46,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:54:46,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:54:46,614 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:54:48,268 WARN L192 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 274 DAG size of output: 226 [2019-12-07 17:54:49,685 WARN L192 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 179 DAG size of output: 171 [2019-12-07 17:54:49,688 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 17:54:49,688 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 17:54:49,688 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 17:54:49,688 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 17:54:49,688 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 17:54:49,688 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:49,688 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 17:54:49,688 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 17:54:49,688 INFO L133 ssoRankerPreferences]: Filename of dumped script: build_fullname.i_Iteration6_Lasso [2019-12-07 17:54:49,688 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 17:54:49,688 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 17:54:49,691 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:49,692 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:49,693 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:49,694 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:49,695 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:49,696 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:49,697 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:49,698 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:49,700 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:49,701 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:49,702 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:49,704 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:49,705 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:49,706 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:49,707 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:49,707 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:49,708 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:50,521 WARN L192 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 155 [2019-12-07 17:54:50,607 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:50,608 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:50,609 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:50,610 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:50,611 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:50,612 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:50,613 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:50,614 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:50,615 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:50,616 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:50,617 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:50,618 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:50,619 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:50,620 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:50,621 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:50,622 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:50,926 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2019-12-07 17:54:51,380 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 38 [2019-12-07 17:54:51,409 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 17:54:51,409 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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 [2019-12-07 17:54:51,412 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:51,414 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:51,414 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:51,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:51,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:51,414 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:51,414 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:51,414 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:51,416 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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) Waiting until toolchain timeout for monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:51,420 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:51,421 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:51,421 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:51,421 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:51,421 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:51,421 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:51,422 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:51,422 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:51,423 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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) Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:51,427 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:51,428 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:51,429 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:51,429 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:51,429 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:51,429 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:51,429 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:51,430 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:51,431 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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) Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:51,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:51,436 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:51,436 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:51,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:51,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:51,437 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:51,437 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:51,437 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:51,438 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:51,442 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:51,443 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:51,448 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:51,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:51,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:51,448 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:51,449 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:51,449 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:51,450 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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) Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:51,453 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:51,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:51,454 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:51,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:51,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:51,454 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:51,455 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:51,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:51,456 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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 [2019-12-07 17:54:51,459 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:51,460 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:51,461 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:51,461 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:51,461 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:51,461 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:51,461 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:51,461 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:51,462 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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 [2019-12-07 17:54:51,466 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:51,467 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:51,467 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:51,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:51,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:51,467 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:51,467 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:51,467 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:51,468 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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 [2019-12-07 17:54:51,471 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:51,472 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:51,473 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:51,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:51,473 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:51,473 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:51,473 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:51,473 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:51,474 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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 [2019-12-07 17:54:51,477 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:51,479 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:51,479 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:51,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:51,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:51,479 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:51,479 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:51,479 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:51,480 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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 [2019-12-07 17:54:51,484 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:51,485 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:51,485 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:51,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:51,485 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:51,486 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:51,486 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:51,488 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/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 [2019-12-07 17:54:51,492 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:51,493 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:51,493 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:51,493 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:51,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:51,493 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:51,494 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:51,494 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:51,495 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:51,499 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:51,500 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:51,500 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:51,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:51,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:51,500 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:51,500 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:51,501 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:51,501 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:51,505 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:51,506 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:51,506 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:51,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:51,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:51,506 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:51,506 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:51,506 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:51,507 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:51,511 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:51,512 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:51,512 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:51,512 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:51,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:51,512 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:51,513 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:51,513 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:51,514 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:51,519 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:51,520 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:51,520 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:51,520 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:51,520 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:51,520 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:51,521 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:51,521 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:51,522 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:51,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:51,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:51,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:51,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:51,527 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:51,536 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:51,536 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:51,551 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:51,555 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:51,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:51,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:51,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:51,556 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:51,557 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:51,557 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:51,560 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:51,564 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 [2019-12-07 17:54:51,565 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:51,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:51,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:51,565 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:51,567 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:51,567 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:51,571 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:51,575 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 [2019-12-07 17:54:51,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:51,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:51,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:51,576 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:51,577 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:51,577 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:51,580 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:51,584 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 [2019-12-07 17:54:51,585 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:51,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:51,585 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:51,585 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:51,587 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:51,587 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:51,592 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:51,595 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:51,596 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:51,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:51,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:51,597 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:51,597 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:51,597 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:51,600 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:51,603 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:51,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:51,604 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:51,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:51,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:51,605 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:51,605 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:51,605 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:51,606 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:51,609 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:51,610 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:51,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:51,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:51,610 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:51,611 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:51,612 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:51,615 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:51,618 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 [2019-12-07 17:54:51,620 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:51,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:51,620 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:51,620 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:51,621 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:51,621 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:51,623 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:51,627 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 [2019-12-07 17:54:51,629 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:51,629 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:51,629 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:51,629 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:51,629 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:51,630 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:51,632 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:51,636 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:51,637 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:51,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:51,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:51,638 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:51,646 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:51,646 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:51,666 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-12-07 17:54:51,715 INFO L443 ModelExtractionUtils]: Simplification made 24 calls to the SMT solver. [2019-12-07 17:54:51,715 INFO L444 ModelExtractionUtils]: 15 out of 73 variables were initially zero. Simplification set additionally 55 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:51,718 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-12-07 17:54:51,720 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2019-12-07 17:54:51,720 INFO L510 LassoAnalysis]: Proved termination. [2019-12-07 17:54:51,720 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_strchr_~t.base)_1, ULTIMATE.start_strchr_~t.offset) = 1*v_rep(select #length ULTIMATE.start_strchr_~t.base)_1 - 1*ULTIMATE.start_strchr_~t.offset Supporting invariants [] [2019-12-07 17:54:51,893 INFO L297 tatePredicateManager]: 50 out of 50 supporting invariants were superfluous and have been removed [2019-12-07 17:54:51,894 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-12-07 17:54:51,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:54:51,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:54:51,921 INFO L264 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 17:54:51,922 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:54:51,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:54:51,926 INFO L264 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 6 conjunts are in the unsatisfiable core [2019-12-07 17:54:51,926 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:54:51,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:54:51,933 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2019-12-07 17:54:51,933 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 32 states and 39 transitions. cyclomatic complexity: 10 Second operand 3 states. [2019-12-07 17:54:51,945 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 32 states and 39 transitions. cyclomatic complexity: 10. Second operand 3 states. Result 42 states and 54 transitions. Complement of second has 4 states. [2019-12-07 17:54:51,945 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-12-07 17:54:51,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-12-07 17:54:51,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 25 transitions. [2019-12-07 17:54:51,945 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 25 transitions. Stem has 14 letters. Loop has 3 letters. [2019-12-07 17:54:51,946 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 17:54:51,946 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 25 transitions. Stem has 17 letters. Loop has 3 letters. [2019-12-07 17:54:51,946 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 17:54:51,946 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 25 transitions. Stem has 14 letters. Loop has 6 letters. [2019-12-07 17:54:51,946 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 17:54:51,946 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 42 states and 54 transitions. [2019-12-07 17:54:51,947 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-12-07 17:54:51,947 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 42 states to 35 states and 43 transitions. [2019-12-07 17:54:51,947 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 26 [2019-12-07 17:54:51,947 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28 [2019-12-07 17:54:51,947 INFO L73 IsDeterministic]: Start isDeterministic. Operand 35 states and 43 transitions. [2019-12-07 17:54:51,947 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-12-07 17:54:51,948 INFO L688 BuchiCegarLoop]: Abstraction has 35 states and 43 transitions. [2019-12-07 17:54:51,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states and 43 transitions. [2019-12-07 17:54:51,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 33. [2019-12-07 17:54:51,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-12-07 17:54:51,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 40 transitions. [2019-12-07 17:54:51,949 INFO L711 BuchiCegarLoop]: Abstraction has 33 states and 40 transitions. [2019-12-07 17:54:51,949 INFO L591 BuchiCegarLoop]: Abstraction has 33 states and 40 transitions. [2019-12-07 17:54:51,949 INFO L424 BuchiCegarLoop]: ======== Iteration 7============ [2019-12-07 17:54:51,949 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 33 states and 40 transitions. [2019-12-07 17:54:51,950 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-12-07 17:54:51,950 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 17:54:51,950 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 17:54:51,950 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:54:51,950 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-12-07 17:54:51,950 INFO L794 eck$LassoCheckResult]: Stem: 1105#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 1100#L-1 havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~malloc21.base, main_#t~malloc21.offset, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~malloc23.base, main_#t~malloc23.offset, main_~dir_len~0, main_~file_len~0, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset, main_~output~0.base, main_~output~0.offset;main_~dir_len~0 := main_#t~nondet19;havoc main_#t~nondet19; 1101#L532 assume !(main_~dir_len~0 < 1);main_~file_len~0 := main_#t~nondet20;havoc main_#t~nondet20; 1093#L534 assume !(main_~file_len~0 < 1);call main_#t~malloc21.base, main_#t~malloc21.offset := #Ultimate.allocOnStack(main_~dir_len~0);main_~dir~0.base, main_~dir~0.offset := main_#t~malloc21.base, main_#t~malloc21.offset;call write~int(0, main_~dir~0.base, main_~dir~0.offset + (main_~dir_len~0 - 1), 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~file_len~0);main_~file~0.base, main_~file~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~file~0.base, main_~file~0.offset + (main_~file_len~0 - 1), 1);call main_#t~malloc23.base, main_#t~malloc23.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0 + main_~file_len~0));main_~output~0.base, main_~output~0.offset := main_#t~malloc23.base, main_#t~malloc23.offset;build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset, build_fullname_#in~directory.base, build_fullname_#in~directory.offset, build_fullname_#in~filename.base, build_fullname_#in~filename.offset := main_~output~0.base, main_~output~0.offset, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset;havoc build_fullname_#t~mem8, build_fullname_#t~mem9, build_fullname_#t~short10, build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset, build_fullname_#t~mem12, build_fullname_#t~mem13, build_fullname_#t~short14, build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset, build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset, build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset, build_fullname_#t~ret18.base, build_fullname_#t~ret18.offset, build_fullname_~fullname.base, build_fullname_~fullname.offset, build_fullname_~directory.base, build_fullname_~directory.offset, build_fullname_~filename.base, build_fullname_~filename.offset, build_fullname_~dest~0.base, build_fullname_~dest~0.offset;build_fullname_~fullname.base, build_fullname_~fullname.offset := build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset;build_fullname_~directory.base, build_fullname_~directory.offset := build_fullname_#in~directory.base, build_fullname_#in~directory.offset;build_fullname_~filename.base, build_fullname_~filename.offset := build_fullname_#in~filename.base, build_fullname_#in~filename.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~fullname.base, build_fullname_~fullname.offset;call build_fullname_#t~mem8 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 47 == build_fullname_#t~mem8; 1094#L521 assume !build_fullname_#t~short10; 1102#L521-2 assume !build_fullname_#t~short10;havoc build_fullname_#t~mem9;havoc build_fullname_#t~mem8;havoc build_fullname_#t~short10;call build_fullname_#t~mem12 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 46 != build_fullname_#t~mem12; 1112#L523 assume build_fullname_#t~short14; 1098#L523-2 assume build_fullname_#t~short14;havoc build_fullname_#t~mem13;havoc build_fullname_#t~short14;havoc build_fullname_#t~mem12;strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~directory.base, build_fullname_~directory.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 1111#L508-3 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 1110#L508-1 assume !(0 != strcpy_#t~mem4);havoc strcpy_#t~mem4;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset;havoc strcpy_#t~post3.base, strcpy_#t~post3.offset; 1089#L508-4 strcpy_#res.base, strcpy_#res.offset := strcpy_~res~0.base, strcpy_~res~0.offset; 1090#L509 build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset := strcpy_#res.base, strcpy_#res.offset;havoc build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset;strchr_#in~t.base, strchr_#in~t.offset, strchr_#in~c := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, 0;havoc strchr_#res.base, strchr_#res.offset;havoc strchr_#t~mem5, strchr_#t~mem6, strchr_#t~pre7.base, strchr_#t~pre7.offset, strchr_~t.base, strchr_~t.offset, strchr_~c, strchr_~ch~0;strchr_~t.base, strchr_~t.offset := strchr_#in~t.base, strchr_#in~t.offset;strchr_~c := strchr_#in~c;havoc strchr_~ch~0;strchr_~ch~0 := (if strchr_~c % 256 <= 127 then strchr_~c % 256 else strchr_~c % 256 - 256); 1099#L514-2 assume !false;call strchr_#t~mem5 := read~int(strchr_~t.base, strchr_~t.offset, 1); 1084#L515 assume strchr_#t~mem5 == strchr_~ch~0;havoc strchr_#t~mem5; 1085#L514-3 strchr_#res.base, strchr_#res.offset := strchr_~t.base, strchr_~t.offset; 1091#L517 build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset := strchr_#res.base, strchr_#res.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset;havoc build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset;call write~int(47, build_fullname_~dest~0.base, build_fullname_~dest~0.offset, 1);build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset := build_fullname_~dest~0.base, 1 + build_fullname_~dest~0.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~dest~0.base, 1 + build_fullname_~dest~0.offset;havoc build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset; 1108#L523-4 strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~filename.base, build_fullname_~filename.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 1096#L508-8 [2019-12-07 17:54:51,950 INFO L796 eck$LassoCheckResult]: Loop: 1096#L508-8 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 1095#L508-6 assume !!(0 != strcpy_#t~mem4);havoc strcpy_#t~mem4;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset;havoc strcpy_#t~post3.base, strcpy_#t~post3.offset; 1096#L508-8 [2019-12-07 17:54:51,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:54:51,951 INFO L82 PathProgramCache]: Analyzing trace with hash 1119349231, now seen corresponding path program 1 times [2019-12-07 17:54:51,951 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:54:51,951 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405472004] [2019-12-07 17:54:51,951 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:54:51,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:54:51,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:54:51,978 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:54:51,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:54:51,978 INFO L82 PathProgramCache]: Analyzing trace with hash 3590, now seen corresponding path program 2 times [2019-12-07 17:54:51,979 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:54:51,979 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398642478] [2019-12-07 17:54:51,979 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:54:51,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:54:51,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:54:51,985 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:54:51,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:54:51,985 INFO L82 PathProgramCache]: Analyzing trace with hash 1952789620, now seen corresponding path program 1 times [2019-12-07 17:54:51,986 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:54:51,986 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084674358] [2019-12-07 17:54:51,986 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:54:51,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:54:52,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:54:52,013 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:54:53,470 WARN L192 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 285 DAG size of output: 223 [2019-12-07 17:54:53,838 WARN L192 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-12-07 17:54:53,840 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 17:54:53,840 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 17:54:53,840 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 17:54:53,840 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 17:54:53,841 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 17:54:53,841 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:53,841 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 17:54:53,841 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 17:54:53,841 INFO L133 ssoRankerPreferences]: Filename of dumped script: build_fullname.i_Iteration7_Lasso [2019-12-07 17:54:53,841 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 17:54:53,841 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 17:54:53,843 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:53,844 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:53,845 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:53,846 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:53,847 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:53,848 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:53,849 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:53,850 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:53,853 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:53,854 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:53,855 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:53,856 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:53,857 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:53,858 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:53,859 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:53,860 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:53,861 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:53,864 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:53,865 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:53,866 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:53,867 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:53,868 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:53,869 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:54,959 WARN L192 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 135 [2019-12-07 17:54:55,194 WARN L192 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 94 [2019-12-07 17:54:55,194 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:55,197 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:55,199 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:55,200 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:55,201 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:55,202 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:55,203 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:55,204 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:55,206 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:55,207 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:55,208 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:55,209 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:54:55,528 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-12-07 17:54:55,860 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-12-07 17:54:55,905 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 17:54:55,905 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:55,907 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:55,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:55,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:55,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:55,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:55,909 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:55,909 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:55,909 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:55,910 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:55,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:55,914 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:55,914 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:55,914 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:55,914 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:55,914 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:55,914 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:55,914 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:55,915 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:55,919 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:55,920 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:55,920 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:55,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:55,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:55,921 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:55,921 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:55,921 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:55,922 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:55,925 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 [2019-12-07 17:54:55,926 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:55,926 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:55,926 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:55,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:55,927 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:55,927 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:55,927 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:55,928 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:55,931 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:55,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:55,933 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:55,933 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:55,933 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:55,933 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:55,933 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:55,933 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:55,934 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:55,937 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:55,938 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:55,938 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:55,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:55,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:55,938 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:55,939 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:55,939 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:55,940 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:55,943 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:55,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:55,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:55,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:55,944 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:55,945 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:55,945 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:55,947 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:55,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:55,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:55,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:55,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:55,952 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:55,953 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:55,953 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:55,955 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:55,959 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:55,961 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:55,961 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:55,961 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:55,961 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:55,961 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:55,961 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:55,961 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:55,962 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:55,965 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:55,966 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:55,966 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:55,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:55,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:55,967 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:55,967 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:55,967 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:55,968 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:55,971 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:55,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:55,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:55,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:55,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:55,972 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:55,973 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:55,973 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:55,974 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:55,977 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 [2019-12-07 17:54:55,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:55,978 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:55,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:55,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:55,978 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:55,979 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:55,979 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:55,980 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:55,983 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:55,984 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:55,984 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:55,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:55,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:55,984 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:55,984 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:55,985 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:55,986 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:55,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:55,991 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:55,991 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:55,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:55,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:55,991 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:55,991 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:55,991 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:55,993 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:55,996 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:55,997 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:55,997 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:55,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:55,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:55,997 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:55,998 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:55,998 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:55,999 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:56,002 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:56,004 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:56,004 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:56,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:56,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:56,004 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:56,004 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:56,004 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:56,005 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:56,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:56,010 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:56,010 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:56,010 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:56,010 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:56,011 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:56,011 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:56,014 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:56,017 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:56,018 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:56,018 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:56,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:56,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:56,019 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:56,019 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:56,019 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:56,020 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:56,023 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:56,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:56,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:56,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:56,025 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:56,025 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:56,025 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:56,028 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:56,031 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:56,032 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:56,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:56,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:56,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:56,033 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:56,033 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:56,033 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:56,034 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:56,037 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:56,038 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:56,038 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:56,038 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:56,038 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:56,038 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:56,038 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:56,039 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:56,040 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:56,043 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:56,044 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:56,045 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:56,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:56,045 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:56,045 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:56,045 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:56,045 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:56,046 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:56,050 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:56,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:56,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:56,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:56,051 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:56,052 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:56,052 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:56,054 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:56,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:56,058 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:56,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:56,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:56,059 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 17:54:56,059 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:56,059 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:54:56,059 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:56,061 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:56,064 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:56,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:56,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:56,065 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:56,065 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:56,067 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:56,067 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:56,073 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:56,077 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:56,078 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:56,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:56,078 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:56,078 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:56,080 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:56,080 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:56,084 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:56,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:56,089 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:56,089 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:56,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:56,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:56,089 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:56,090 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:56,090 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:56,091 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:56,094 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:56,095 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:56,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:56,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:56,095 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:56,096 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:56,096 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:56,099 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:56,102 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:56,103 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:56,104 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:56,104 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:56,104 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:56,105 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:56,105 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:56,108 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:56,112 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:56,114 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:56,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:56,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:56,114 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:56,122 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:56,122 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:56,144 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:56,148 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:56,149 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:56,149 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:56,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:56,150 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:56,150 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:56,150 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:56,153 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:56,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:56,157 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:56,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:56,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:56,157 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:56,159 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:56,159 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:56,161 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:56,165 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:56,166 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:56,167 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:56,167 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:56,167 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:56,168 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:56,168 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:56,172 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:56,176 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:56,177 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:56,177 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:54:56,177 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:56,177 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:56,177 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:56,177 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:54:56,177 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:54:56,178 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:56,182 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:56,183 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:56,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:56,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:56,183 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:56,184 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:56,184 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:56,186 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:56,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:54:56,192 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:54:56,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:54:56,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:54:56,192 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:54:56,202 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:54:56,202 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:54:56,238 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-12-07 17:54:56,328 INFO L443 ModelExtractionUtils]: Simplification made 38 calls to the SMT solver. [2019-12-07 17:54:56,328 INFO L444 ModelExtractionUtils]: 19 out of 88 variables were initially zero. Simplification set additionally 66 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96ed5624-2031-4628-b705-b0e1f09c6097/bin/uautomizer/z3 Starting monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:54:56,331 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-12-07 17:54:56,334 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2019-12-07 17:54:56,334 INFO L510 LassoAnalysis]: Proved termination. [2019-12-07 17:54:56,334 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_strcpy_~s2.base)_4, ULTIMATE.start_strcpy_~s2.offset) = 1*v_rep(select #length ULTIMATE.start_strcpy_~s2.base)_4 - 1*ULTIMATE.start_strcpy_~s2.offset Supporting invariants [] [2019-12-07 17:54:56,543 INFO L297 tatePredicateManager]: 55 out of 55 supporting invariants were superfluous and have been removed [2019-12-07 17:54:56,544 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-12-07 17:54:56,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:54:56,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:54:56,576 INFO L264 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 17:54:56,577 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:54:56,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:54:56,584 INFO L264 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 9 conjunts are in the unsatisfiable core [2019-12-07 17:54:56,584 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:54:56,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:54:56,594 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2019-12-07 17:54:56,594 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 33 states and 40 transitions. cyclomatic complexity: 10 Second operand 3 states. [2019-12-07 17:54:56,598 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 33 states and 40 transitions. cyclomatic complexity: 10. Second operand 3 states. Result 35 states and 42 transitions. Complement of second has 4 states. [2019-12-07 17:54:56,598 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-12-07 17:54:56,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-12-07 17:54:56,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 26 transitions. [2019-12-07 17:54:56,599 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 26 transitions. Stem has 17 letters. Loop has 2 letters. [2019-12-07 17:54:56,599 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 17:54:56,599 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 26 transitions. Stem has 19 letters. Loop has 2 letters. [2019-12-07 17:54:56,599 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 17:54:56,599 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 26 transitions. Stem has 17 letters. Loop has 4 letters. [2019-12-07 17:54:56,599 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 17:54:56,599 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 35 states and 42 transitions. [2019-12-07 17:54:56,600 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-12-07 17:54:56,600 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 35 states to 0 states and 0 transitions. [2019-12-07 17:54:56,600 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-12-07 17:54:56,600 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-12-07 17:54:56,600 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-12-07 17:54:56,600 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 17:54:56,600 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 17:54:56,600 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 17:54:56,600 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 17:54:56,600 INFO L424 BuchiCegarLoop]: ======== Iteration 8============ [2019-12-07 17:54:56,600 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-12-07 17:54:56,600 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-12-07 17:54:56,600 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-12-07 17:54:56,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 07.12 05:54:56 BoogieIcfgContainer [2019-12-07 17:54:56,605 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-12-07 17:54:56,605 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 17:54:56,605 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 17:54:56,605 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 17:54:56,605 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:54:40" (3/4) ... [2019-12-07 17:54:56,608 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-12-07 17:54:56,608 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 17:54:56,609 INFO L168 Benchmark]: Toolchain (without parser) took 17221.93 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 383.3 MB). Free memory was 939.4 MB in the beginning and 1.4 GB in the end (delta: -411.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:54:56,609 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 966.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:54:56,609 INFO L168 Benchmark]: CACSL2BoogieTranslator took 327.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -184.3 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-12-07 17:54:56,609 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.54 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. [2019-12-07 17:54:56,609 INFO L168 Benchmark]: Boogie Preprocessor took 21.65 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. [2019-12-07 17:54:56,610 INFO L168 Benchmark]: RCFGBuilder took 244.17 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: 29.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 11.5 GB. [2019-12-07 17:54:56,610 INFO L168 Benchmark]: BuchiAutomizer took 16589.77 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 242.2 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -261.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:54:56,610 INFO L168 Benchmark]: Witness Printer took 2.92 ms. Allocated memory is still 1.4 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:54:56,611 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 966.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 327.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -184.3 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 32.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.65 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. * RCFGBuilder took 244.17 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: 29.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 16589.77 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 242.2 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -261.9 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 2.92 ms. Allocated memory is still 1.4 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 7 terminating modules (3 trivial, 4 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * s1 + unknown-#length-unknown[__builtin_alloca (dir_len+file_len+2)] and consists of 6 locations. One deterministic module has affine ranking function unknown-#length-unknown[dir] + -1 * s2 and consists of 4 locations. One deterministic module has affine ranking function unknown-#length-unknown[t] + -1 * t and consists of 3 locations. One deterministic module has affine ranking function unknown-#length-unknown[s2] + -1 * s2 and consists of 3 locations. 3 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 16.5s and 8 iterations. TraceHistogramMax:2. Analysis of lassos took 15.9s. Construction of modules took 0.1s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 6. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 12 StatesRemovedByMinimization, 5 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 33 states and ocurred in iteration 6. Nontrivial modules had stage [4, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 144 SDtfs, 135 SDslu, 153 SDs, 0 SdLazy, 190 SolverSat, 26 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU2 SILI0 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital552 mio100 ax100 hnf99 lsp98 ukn60 mio100 lsp44 div100 bol100 ite100 ukn100 eq203 hnf86 smp98 dnf132 smp85 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 9ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...