./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2_true-valid-memsafety_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_633c4699-f6df-4635-8056-26cdf7d92afc/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_633c4699-f6df-4635-8056-26cdf7d92afc/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_633c4699-f6df-4635-8056-26cdf7d92afc/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_633c4699-f6df-4635-8056-26cdf7d92afc/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2_true-valid-memsafety_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_633c4699-f6df-4635-8056-26cdf7d92afc/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_633c4699-f6df-4635-8056-26cdf7d92afc/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3dbc6bab9a799b7f4b90bf959cd96947d3b192e5 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 11:53:19,103 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 11:53:19,104 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 11:53:19,111 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 11:53:19,111 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 11:53:19,112 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 11:53:19,113 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 11:53:19,114 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 11:53:19,115 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 11:53:19,115 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 11:53:19,116 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 11:53:19,116 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 11:53:19,117 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 11:53:19,118 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 11:53:19,119 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 11:53:19,120 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 11:53:19,120 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 11:53:19,121 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 11:53:19,123 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 11:53:19,124 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 11:53:19,124 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 11:53:19,125 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 11:53:19,127 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 11:53:19,127 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 11:53:19,127 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 11:53:19,128 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 11:53:19,128 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 11:53:19,129 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 11:53:19,130 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 11:53:19,130 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 11:53:19,130 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 11:53:19,131 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 11:53:19,131 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 11:53:19,131 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 11:53:19,132 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 11:53:19,132 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 11:53:19,133 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_633c4699-f6df-4635-8056-26cdf7d92afc/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-23 11:53:19,143 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 11:53:19,143 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 11:53:19,144 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 11:53:19,144 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 11:53:19,144 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 11:53:19,144 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-23 11:53:19,144 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-23 11:53:19,145 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-23 11:53:19,145 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-23 11:53:19,145 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-23 11:53:19,145 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-23 11:53:19,145 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 11:53:19,145 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 11:53:19,145 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-23 11:53:19,145 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 11:53:19,145 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 11:53:19,145 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 11:53:19,146 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-23 11:53:19,146 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-23 11:53:19,146 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-23 11:53:19,146 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 11:53:19,146 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 11:53:19,146 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-23 11:53:19,146 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 11:53:19,146 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-23 11:53:19,147 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 11:53:19,147 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 11:53:19,147 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-23 11:53:19,147 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 11:53:19,147 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 11:53:19,147 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-23 11:53:19,147 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-23 11:53:19,147 INFO L133 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/working_dir_633c4699-f6df-4635-8056-26cdf7d92afc/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3dbc6bab9a799b7f4b90bf959cd96947d3b192e5 [2018-11-23 11:53:19,170 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 11:53:19,178 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 11:53:19,180 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 11:53:19,181 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 11:53:19,181 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 11:53:19,181 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_633c4699-f6df-4635-8056-26cdf7d92afc/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2_true-valid-memsafety_true-termination.i [2018-11-23 11:53:19,217 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_633c4699-f6df-4635-8056-26cdf7d92afc/bin-2019/uautomizer/data/43a80cfb0/f7501a3d400c4044bfd06a40fefddbaf/FLAG5083d7932 [2018-11-23 11:53:19,621 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 11:53:19,621 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_633c4699-f6df-4635-8056-26cdf7d92afc/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2_true-valid-memsafety_true-termination.i [2018-11-23 11:53:19,626 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_633c4699-f6df-4635-8056-26cdf7d92afc/bin-2019/uautomizer/data/43a80cfb0/f7501a3d400c4044bfd06a40fefddbaf/FLAG5083d7932 [2018-11-23 11:53:19,635 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_633c4699-f6df-4635-8056-26cdf7d92afc/bin-2019/uautomizer/data/43a80cfb0/f7501a3d400c4044bfd06a40fefddbaf [2018-11-23 11:53:19,637 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 11:53:19,638 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 11:53:19,638 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 11:53:19,638 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 11:53:19,640 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 11:53:19,641 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:53:19" (1/1) ... [2018-11-23 11:53:19,643 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67f97056 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:53:19, skipping insertion in model container [2018-11-23 11:53:19,643 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:53:19" (1/1) ... [2018-11-23 11:53:19,649 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 11:53:19,663 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 11:53:19,766 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 11:53:19,774 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 11:53:19,785 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 11:53:19,797 INFO L195 MainTranslator]: Completed translation [2018-11-23 11:53:19,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:53:19 WrapperNode [2018-11-23 11:53:19,798 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 11:53:19,798 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 11:53:19,798 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 11:53:19,798 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 11:53:19,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:53:19" (1/1) ... [2018-11-23 11:53:19,809 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:53:19" (1/1) ... [2018-11-23 11:53:19,858 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 11:53:19,858 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 11:53:19,858 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 11:53:19,858 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 11:53:19,867 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:53:19" (1/1) ... [2018-11-23 11:53:19,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:53:19" (1/1) ... [2018-11-23 11:53:19,869 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:53:19" (1/1) ... [2018-11-23 11:53:19,869 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:53:19" (1/1) ... [2018-11-23 11:53:19,875 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:53:19" (1/1) ... [2018-11-23 11:53:19,879 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:53:19" (1/1) ... [2018-11-23 11:53:19,880 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:53:19" (1/1) ... [2018-11-23 11:53:19,882 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 11:53:19,882 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 11:53:19,882 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 11:53:19,882 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 11:53:19,883 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:53:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_633c4699-f6df-4635-8056-26cdf7d92afc/bin-2019/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 [2018-11-23 11:53:19,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-11-23 11:53:19,922 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-11-23 11:53:19,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 11:53:19,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-23 11:53:19,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 11:53:19,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 11:53:19,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 11:53:19,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 11:53:19,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 11:53:19,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 11:53:20,067 WARN L605 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-23 11:53:20,084 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 11:53:20,084 INFO L280 CfgBuilder]: Removed 4 assue(true) statements. [2018-11-23 11:53:20,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:53:20 BoogieIcfgContainer [2018-11-23 11:53:20,084 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 11:53:20,085 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-23 11:53:20,085 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-23 11:53:20,088 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-23 11:53:20,089 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 11:53:20,089 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.11 11:53:19" (1/3) ... [2018-11-23 11:53:20,090 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@65b29bf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 11:53:20, skipping insertion in model container [2018-11-23 11:53:20,090 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 11:53:20,090 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:53:19" (2/3) ... [2018-11-23 11:53:20,090 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@65b29bf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 11:53:20, skipping insertion in model container [2018-11-23 11:53:20,090 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 11:53:20,091 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:53:20" (3/3) ... [2018-11-23 11:53:20,092 INFO L375 chiAutomizerObserver]: Analyzing ICFG test-bitfields-2_true-valid-memsafety_true-termination.i [2018-11-23 11:53:20,129 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 11:53:20,130 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-23 11:53:20,130 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-23 11:53:20,130 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-23 11:53:20,130 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 11:53:20,130 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 11:53:20,130 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-23 11:53:20,130 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 11:53:20,131 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-23 11:53:20,143 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states. [2018-11-23 11:53:20,165 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-23 11:53:20,166 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-23 11:53:20,166 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-23 11:53:20,172 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2018-11-23 11:53:20,172 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-23 11:53:20,172 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-23 11:53:20,172 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states. [2018-11-23 11:53:20,174 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-23 11:53:20,174 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-23 11:53:20,174 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-23 11:53:20,174 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2018-11-23 11:53:20,174 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-23 11:53:20,181 INFO L794 eck$LassoCheckResult]: Stem: 14#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];call ~#d~0.base, ~#d~0.offset := #Ultimate.alloc(5);call write~init~int(0, ~#d~0.base, ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 1 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 2 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 3 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 4 + ~#d~0.offset, 1); 11#L-1true havoc main_#res;havoc main_#t~malloc0.base, main_#t~malloc0.offset, main_#t~memcpy~res1.base, main_#t~memcpy~res1.offset, main_#t~mem2, main_#t~mem3, main_#t~mem4, main_#t~mem5, main_#t~mem6, main_~p~0.base, main_~p~0.offset;havoc main_~p~0.base, main_~p~0.offset;call main_#t~malloc0.base, main_#t~malloc0.offset := #Ultimate.alloc(4);main_~p~0.base, main_~p~0.offset := main_#t~malloc0.base, main_#t~malloc0.offset;call write~int(1, ~#d~0.base, ~#d~0.offset, 1);call write~int(2, ~#d~0.base, 1 + ~#d~0.offset, 1);call write~int(3, ~#d~0.base, 2 + ~#d~0.offset, 1);call write~int(4, ~#d~0.base, 3 + ~#d~0.offset, 1);call write~int(5, ~#d~0.base, 4 + ~#d~0.offset, 1); 12#L31true call main_#t~memcpy~res1.base, main_#t~memcpy~res1.offset := #Ultimate.C_memcpy(main_~p~0.base, main_~p~0.offset, ~#d~0.base, ~#d~0.offset, 4);< 17##Ultimate.C_memcpyENTRYtrue assume 1 == #valid[dest.base];assume 1 == #valid[src.base];assume size + dest.offset <= #length[dest.base] && 0 <= dest.offset;assume size + src.offset <= #length[src.base] && 0 <= src.offset; 3#$Ultimate##0true #t~loopctr8 := 0; 9#L-1-1true [2018-11-23 11:53:20,182 INFO L796 eck$LassoCheckResult]: Loop: 9#L-1-1true assume #t~loopctr8 < size;call #t~mem9 := read~int(src.base, src.offset + #t~loopctr8, 1);call write~unchecked~int(#t~mem9, dest.base, dest.offset + #t~loopctr8, 1);#t~loopctr8 := 1 + #t~loopctr8; 9#L-1-1true [2018-11-23 11:53:20,187 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:53:20,188 INFO L82 PathProgramCache]: Analyzing trace with hash 28740082, now seen corresponding path program 1 times [2018-11-23 11:53:20,190 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 11:53:20,191 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 11:53:20,233 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:53:20,233 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:53:20,233 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:53:20,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 11:53:20,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 11:53:20,318 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:53:20,318 INFO L82 PathProgramCache]: Analyzing trace with hash 79, now seen corresponding path program 1 times [2018-11-23 11:53:20,319 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 11:53:20,319 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 11:53:20,319 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:53:20,319 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:53:20,320 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:53:20,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 11:53:20,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 11:53:20,332 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:53:20,332 INFO L82 PathProgramCache]: Analyzing trace with hash 890942590, now seen corresponding path program 1 times [2018-11-23 11:53:20,332 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 11:53:20,333 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 11:53:20,333 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:53:20,333 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:53:20,334 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:53:20,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 11:53:20,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 11:53:20,706 WARN L180 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 80 [2018-11-23 11:53:20,997 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 83 [2018-11-23 11:53:21,069 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 11:53:21,070 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 11:53:21,070 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 11:53:21,070 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 11:53:21,071 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-23 11:53:21,071 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 11:53:21,071 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 11:53:21,071 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 11:53:21,071 INFO L131 ssoRankerPreferences]: Filename of dumped script: test-bitfields-2_true-valid-memsafety_true-termination.i_Iteration1_Lasso [2018-11-23 11:53:21,071 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 11:53:21,071 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 11:53:21,087 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 11:53:21,090 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 11:53:21,091 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 11:53:21,092 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 11:53:21,094 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 11:53:21,096 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 11:53:21,098 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 11:53:21,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 11:53:21,100 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 11:53:21,379 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 11:53:21,380 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 11:53:21,382 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 11:53:21,387 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 11:53:21,389 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 11:53:21,395 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 11:53:21,398 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 11:53:21,400 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 11:53:21,404 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 11:53:21,410 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 11:53:21,412 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 11:53:21,413 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 11:53:21,414 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 11:53:21,636 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 11:53:21,641 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-23 11:53:21,642 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 11:53:21,643 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 11:53:21,643 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 11:53:21,644 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 11:53:21,644 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 11:53:21,644 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 11:53:21,646 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 11:53:21,646 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 11:53:21,648 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 11:53:21,648 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 11:53:21,648 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 11:53:21,649 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 11:53:21,649 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 11:53:21,649 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 11:53:21,649 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 11:53:21,649 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 11:53:21,650 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 11:53:21,650 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 11:53:21,651 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 11:53:21,651 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 11:53:21,651 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 11:53:21,651 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 11:53:21,652 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 11:53:21,652 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 11:53:21,652 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 11:53:21,652 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 11:53:21,653 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 11:53:21,653 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 11:53:21,654 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 11:53:21,654 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 11:53:21,654 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 11:53:21,654 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 11:53:21,654 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 11:53:21,655 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 11:53:21,655 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 11:53:21,655 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 11:53:21,656 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 11:53:21,656 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 11:53:21,656 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 11:53:21,657 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 11:53:21,657 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 11:53:21,659 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 11:53:21,659 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 11:53:21,662 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 11:53:21,662 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 11:53:21,662 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 11:53:21,663 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 11:53:21,663 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 11:53:21,663 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 11:53:21,663 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 11:53:21,663 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 11:53:21,663 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 11:53:21,664 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 11:53:21,664 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 11:53:21,665 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 11:53:21,665 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 11:53:21,665 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 11:53:21,665 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 11:53:21,665 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 11:53:21,665 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 11:53:21,666 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 11:53:21,666 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 11:53:21,667 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 11:53:21,667 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 11:53:21,667 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 11:53:21,667 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 11:53:21,667 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 11:53:21,667 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 11:53:21,668 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 11:53:21,668 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 11:53:21,668 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 11:53:21,669 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 11:53:21,669 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 11:53:21,669 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 11:53:21,669 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 11:53:21,669 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 11:53:21,671 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 11:53:21,671 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 11:53:21,677 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 11:53:21,677 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 11:53:21,678 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 11:53:21,678 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 11:53:21,678 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 11:53:21,678 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 11:53:21,680 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 11:53:21,680 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 11:53:21,685 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 11:53:21,685 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 11:53:21,685 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 11:53:21,686 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 11:53:21,686 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 11:53:21,686 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 11:53:21,687 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 11:53:21,687 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 11:53:21,691 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 11:53:21,691 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 11:53:21,692 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 11:53:21,692 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 11:53:21,692 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 11:53:21,692 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 11:53:21,693 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 11:53:21,694 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 11:53:21,697 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 11:53:21,698 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 11:53:21,698 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 11:53:21,698 INFO L205 nArgumentSynthesizer]: 2 stem disjuncts [2018-11-23 11:53:21,698 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 11:53:21,698 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 11:53:21,700 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-23 11:53:21,700 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 11:53:21,708 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 11:53:21,709 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 11:53:21,709 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 11:53:21,709 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 11:53:21,709 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 11:53:21,710 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 11:53:21,711 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 11:53:21,711 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 11:53:21,713 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 11:53:21,713 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 11:53:21,714 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 11:53:21,714 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 11:53:21,714 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 11:53:21,714 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 11:53:21,717 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 11:53:21,717 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 11:53:21,757 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-23 11:53:21,797 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2018-11-23 11:53:21,797 INFO L444 ModelExtractionUtils]: 12 out of 25 variables were initially zero. Simplification set additionally 9 variables to zero. [2018-11-23 11:53:21,799 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-23 11:53:21,800 INFO L440 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2018-11-23 11:53:21,800 INFO L518 LassoAnalysis]: Proved termination. [2018-11-23 11:53:21,801 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length #Ultimate.C_memcpy_src.base)_1, #Ultimate.C_memcpy_#t~loopctr8, #Ultimate.C_memcpy_src.offset) = 1*v_rep(select #length #Ultimate.C_memcpy_src.base)_1 - 1*#Ultimate.C_memcpy_#t~loopctr8 - 1*#Ultimate.C_memcpy_src.offset Supporting invariants [] [2018-11-23 11:53:21,854 INFO L297 tatePredicateManager]: 17 out of 17 supporting invariants were superfluous and have been removed [2018-11-23 11:53:21,859 WARN L1272 BoogieBacktranslator]: unknown boogie variable #length [2018-11-23 11:53:21,860 WARN L1272 BoogieBacktranslator]: unknown boogie variable src [2018-11-23 11:53:21,860 WARN L1272 BoogieBacktranslator]: unknown boogie variable src [2018-11-23 11:53:21,870 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:53:21,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:53:21,894 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 11:53:21,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:53:21,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 11:53:21,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:53:21,916 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2018-11-23 11:53:21,917 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 22 states. Second operand 2 states. [2018-11-23 11:53:21,962 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 22 states.. Second operand 2 states. Result 25 states and 32 transitions. Complement of second has 6 states. [2018-11-23 11:53:21,963 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 [2018-11-23 11:53:21,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2018-11-23 11:53:21,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 8 transitions. [2018-11-23 11:53:21,966 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 5 letters. Loop has 1 letters. [2018-11-23 11:53:21,967 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-23 11:53:21,967 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 6 letters. Loop has 1 letters. [2018-11-23 11:53:21,967 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-23 11:53:21,967 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 5 letters. Loop has 2 letters. [2018-11-23 11:53:21,967 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-23 11:53:21,968 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 32 transitions. [2018-11-23 11:53:21,970 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-23 11:53:21,972 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 0 states and 0 transitions. [2018-11-23 11:53:21,973 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-23 11:53:21,973 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-23 11:53:21,974 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-23 11:53:21,974 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-23 11:53:21,974 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 11:53:21,974 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 11:53:21,974 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 11:53:21,974 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-23 11:53:21,974 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-11-23 11:53:21,974 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-23 11:53:21,974 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-11-23 11:53:21,978 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.11 11:53:21 BoogieIcfgContainer [2018-11-23 11:53:21,978 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-23 11:53:21,978 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 11:53:21,978 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 11:53:21,979 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 11:53:21,979 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:53:20" (3/4) ... [2018-11-23 11:53:21,981 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 11:53:21,981 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 11:53:21,982 INFO L168 Benchmark]: Toolchain (without parser) took 2344.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 960.3 MB in the beginning and 1.1 GB in the end (delta: -92.5 MB). Peak memory consumption was 42.2 MB. Max. memory is 11.5 GB. [2018-11-23 11:53:21,982 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 11:53:21,983 INFO L168 Benchmark]: CACSL2BoogieTranslator took 159.69 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 949.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 11:53:21,983 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -185.4 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2018-11-23 11:53:21,983 INFO L168 Benchmark]: Boogie Preprocessor took 23.56 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 11:53:21,984 INFO L168 Benchmark]: RCFGBuilder took 202.42 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: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. [2018-11-23 11:53:21,984 INFO L168 Benchmark]: BuchiAutomizer took 1893.31 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: 59.7 MB). Peak memory consumption was 59.7 MB. Max. memory is 11.5 GB. [2018-11-23 11:53:21,985 INFO L168 Benchmark]: Witness Printer took 2.84 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. [2018-11-23 11:53:21,987 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 159.69 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 949.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 59.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -185.4 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.56 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 202.42 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: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 1893.31 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: 59.7 MB). Peak memory consumption was 59.7 MB. Max. memory is 11.5 GB. * Witness Printer took 2.84 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. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable src - GenericResult: Unfinished Backtranslation unknown boogie variable src * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#length-unknown[src] + -1 * aux-#t~loopctr8-aux + -1 * src and consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.8s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 6 SDtfs, 6 SDslu, 1 SDs, 0 SdLazy, 6 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital206 mio100 ax100 hnf100 lsp97 ukn67 mio100 lsp42 div100 bol100 ite100 ukn100 eq189 hnf76 smp100 dnf100 smp100 tf100 neg100 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 10ms VariablesStem: 2 VariablesLoop: 2 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 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...