./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-crafted/SyntaxSupportPointer01-3.c --full-output -ea --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 8bd4bc60 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-crafted/SyntaxSupportPointer01-3.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 3f34751565a9d43a481fab038d13037e70cdccbf .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-8bd4bc6 [2020-07-29 01:28:01,898 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-29 01:28:01,901 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-29 01:28:01,914 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-29 01:28:01,915 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-29 01:28:01,916 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-29 01:28:01,918 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-29 01:28:01,920 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-29 01:28:01,922 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-29 01:28:01,924 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-29 01:28:01,925 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-29 01:28:01,926 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-29 01:28:01,927 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-29 01:28:01,928 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-29 01:28:01,929 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-29 01:28:01,931 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-29 01:28:01,932 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-29 01:28:01,933 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-29 01:28:01,935 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-29 01:28:01,937 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-29 01:28:01,938 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-29 01:28:01,940 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-29 01:28:01,941 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-29 01:28:01,942 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-29 01:28:01,945 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-29 01:28:01,945 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-29 01:28:01,945 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-29 01:28:01,946 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-29 01:28:01,947 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-29 01:28:01,948 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-29 01:28:01,948 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-29 01:28:01,949 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-29 01:28:01,950 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-29 01:28:01,951 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-29 01:28:01,952 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-29 01:28:01,953 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-29 01:28:01,953 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-29 01:28:01,954 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-29 01:28:01,954 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-29 01:28:01,955 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-29 01:28:01,956 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-29 01:28:01,957 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2020-07-29 01:28:01,976 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-29 01:28:01,977 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-29 01:28:01,978 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-29 01:28:01,978 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-29 01:28:01,979 INFO L138 SettingsManager]: * Use SBE=true [2020-07-29 01:28:01,979 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-07-29 01:28:01,979 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-07-29 01:28:01,980 INFO L138 SettingsManager]: * Use old map elimination=false [2020-07-29 01:28:01,980 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-07-29 01:28:01,980 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-07-29 01:28:01,980 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-07-29 01:28:01,981 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-29 01:28:01,981 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-07-29 01:28:01,981 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-29 01:28:01,982 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-29 01:28:01,982 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-07-29 01:28:01,982 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-07-29 01:28:01,983 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-07-29 01:28:01,983 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-29 01:28:01,983 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-07-29 01:28:01,983 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-29 01:28:01,984 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-07-29 01:28:01,984 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-29 01:28:01,984 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-29 01:28:01,985 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-07-29 01:28:01,985 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-29 01:28:01,985 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-29 01:28:01,986 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-29 01:28:01,986 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-07-29 01:28:01,987 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-07-29 01:28:01,988 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 3f34751565a9d43a481fab038d13037e70cdccbf [2020-07-29 01:28:02,402 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-29 01:28:02,419 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-29 01:28:02,424 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-29 01:28:02,427 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-29 01:28:02,428 INFO L275 PluginConnector]: CDTParser initialized [2020-07-29 01:28:02,428 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/SyntaxSupportPointer01-3.c [2020-07-29 01:28:02,512 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ff2f2f71/f2f75bc56df84d04be6a1874c1fc82e8/FLAG03d9d49d6 [2020-07-29 01:28:02,961 INFO L306 CDTParser]: Found 1 translation units. [2020-07-29 01:28:02,962 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/SyntaxSupportPointer01-3.c [2020-07-29 01:28:02,968 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ff2f2f71/f2f75bc56df84d04be6a1874c1fc82e8/FLAG03d9d49d6 [2020-07-29 01:28:03,323 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ff2f2f71/f2f75bc56df84d04be6a1874c1fc82e8 [2020-07-29 01:28:03,326 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-29 01:28:03,329 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-29 01:28:03,330 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-29 01:28:03,330 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-29 01:28:03,334 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-29 01:28:03,336 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:28:03" (1/1) ... [2020-07-29 01:28:03,340 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c421b8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:28:03, skipping insertion in model container [2020-07-29 01:28:03,340 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:28:03" (1/1) ... [2020-07-29 01:28:03,349 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-29 01:28:03,369 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-29 01:28:03,582 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-29 01:28:03,606 INFO L203 MainTranslator]: Completed pre-run [2020-07-29 01:28:03,626 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-29 01:28:03,648 INFO L208 MainTranslator]: Completed translation [2020-07-29 01:28:03,648 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:28:03 WrapperNode [2020-07-29 01:28:03,648 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-29 01:28:03,651 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-29 01:28:03,651 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-29 01:28:03,651 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-29 01:28:03,663 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:28:03" (1/1) ... [2020-07-29 01:28:03,673 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:28:03" (1/1) ... [2020-07-29 01:28:03,761 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-29 01:28:03,762 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-29 01:28:03,762 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-29 01:28:03,762 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-29 01:28:03,772 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:28:03" (1/1) ... [2020-07-29 01:28:03,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:28:03" (1/1) ... [2020-07-29 01:28:03,775 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:28:03" (1/1) ... [2020-07-29 01:28:03,775 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:28:03" (1/1) ... [2020-07-29 01:28:03,783 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:28:03" (1/1) ... [2020-07-29 01:28:03,787 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:28:03" (1/1) ... [2020-07-29 01:28:03,788 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:28:03" (1/1) ... [2020-07-29 01:28:03,790 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-29 01:28:03,791 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-29 01:28:03,791 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-29 01:28:03,791 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-29 01:28:03,793 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:28:03" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-07-29 01:28:03,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-29 01:28:03,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-29 01:28:03,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-29 01:28:03,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-29 01:28:03,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-29 01:28:03,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-29 01:28:04,173 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-29 01:28:04,174 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-29 01:28:04,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.07 01:28:04 BoogieIcfgContainer [2020-07-29 01:28:04,178 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-29 01:28:04,179 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-07-29 01:28:04,179 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-07-29 01:28:04,183 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-07-29 01:28:04,185 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-29 01:28:04,185 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.07 01:28:03" (1/3) ... [2020-07-29 01:28:04,199 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@56318031 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.07 01:28:04, skipping insertion in model container [2020-07-29 01:28:04,199 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-29 01:28:04,200 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:28:03" (2/3) ... [2020-07-29 01:28:04,200 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@56318031 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.07 01:28:04, skipping insertion in model container [2020-07-29 01:28:04,200 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-29 01:28:04,203 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.07 01:28:04" (3/3) ... [2020-07-29 01:28:04,205 INFO L371 chiAutomizerObserver]: Analyzing ICFG SyntaxSupportPointer01-3.c [2020-07-29 01:28:04,259 INFO L356 BuchiCegarLoop]: Interprodecural is true [2020-07-29 01:28:04,260 INFO L357 BuchiCegarLoop]: Hoare is false [2020-07-29 01:28:04,260 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-07-29 01:28:04,260 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-29 01:28:04,260 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-29 01:28:04,261 INFO L361 BuchiCegarLoop]: Difference is false [2020-07-29 01:28:04,261 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-29 01:28:04,261 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-07-29 01:28:04,275 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2020-07-29 01:28:04,300 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2020-07-29 01:28:04,301 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-29 01:28:04,301 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-29 01:28:04,306 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2020-07-29 01:28:04,307 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2020-07-29 01:28:04,307 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2020-07-29 01:28:04,307 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2020-07-29 01:28:04,309 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2020-07-29 01:28:04,309 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-29 01:28:04,309 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-29 01:28:04,310 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2020-07-29 01:28:04,310 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2020-07-29 01:28:04,317 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 3#L-1true havoc main_#res;havoc main_#t~malloc0.base, main_#t~malloc0.offset, main_#t~mem2, main_#t~post3, main_#t~mem1, main_~p~0.base, main_~p~0.offset;call main_#t~malloc0.base, main_#t~malloc0.offset := #Ultimate.allocOnHeap(4);main_~p~0.base, main_~p~0.offset := main_#t~malloc0.base, main_#t~malloc0.offset; 6#L15-3true [2020-07-29 01:28:04,318 INFO L796 eck$LassoCheckResult]: Loop: 6#L15-3true call main_#t~mem1 := read~int(main_~p~0.base, main_~p~0.offset, 4); 10#L15-1true assume !!(main_#t~mem1 >= 0);havoc main_#t~mem1;call main_#t~mem2 := read~int(main_~p~0.base, main_~p~0.offset, 4);main_#t~post3 := main_#t~mem2;call write~int(main_#t~post3 - 1, main_~p~0.base, main_~p~0.offset, 4);havoc main_#t~post3;havoc main_#t~mem2; 6#L15-3true [2020-07-29 01:28:04,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 01:28:04,323 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2020-07-29 01:28:04,334 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-29 01:28:04,335 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996755374] [2020-07-29 01:28:04,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-29 01:28:04,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:28:04,424 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:28:04,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:28:04,435 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:28:04,457 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-29 01:28:04,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 01:28:04,459 INFO L82 PathProgramCache]: Analyzing trace with hash 1190, now seen corresponding path program 1 times [2020-07-29 01:28:04,459 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-29 01:28:04,460 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428419686] [2020-07-29 01:28:04,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-29 01:28:04,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:28:04,473 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:28:04,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:28:04,482 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:28:04,485 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-29 01:28:04,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 01:28:04,488 INFO L82 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 1 times [2020-07-29 01:28:04,488 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-29 01:28:04,489 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87780483] [2020-07-29 01:28:04,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-29 01:28:04,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:28:04,517 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:28:04,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:28:04,532 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:28:04,536 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-29 01:28:04,824 INFO L210 LassoAnalysis]: Preferences: [2020-07-29 01:28:04,825 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-29 01:28:04,825 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-29 01:28:04,826 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-29 01:28:04,826 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-07-29 01:28:04,826 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:28:04,826 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-29 01:28:04,827 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-29 01:28:04,827 INFO L133 ssoRankerPreferences]: Filename of dumped script: SyntaxSupportPointer01-3.c_Iteration1_Lasso [2020-07-29 01:28:04,827 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-29 01:28:04,828 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-29 01:28:04,879 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:28:04,896 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:28:04,907 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:28:04,915 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:28:04,923 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:28:04,935 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:28:05,102 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:28:05,627 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-29 01:28:05,633 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:28:05,643 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:28:05,646 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:28:05,648 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:28:05,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:28:05,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:28:05,649 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:28:05,653 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:28:05,653 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:28:05,656 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-07-29 01:28:05,697 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:28:05,702 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:28:05,702 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:28:05,702 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:28:05,703 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:28:05,712 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 01:28:05,715 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-29 01:28:05,730 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:28:05,796 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:28:05,798 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:28:05,798 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:28:05,799 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:28:05,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:28:05,799 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:28:05,804 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:28:05,805 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:28:05,809 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:28:05,862 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:28:05,865 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:28:05,865 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:28:05,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:28:05,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:28:05,866 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:28:05,867 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:28:05,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:28:05,870 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:28:05,919 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 [2020-07-29 01:28:05,921 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:28:05,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:28:05,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:28:05,922 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:28:05,933 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 01:28:05,934 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:28:05,946 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:28:05,995 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:28:05,997 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:28:05,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:28:05,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:28:05,998 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:28:06,001 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 01:28:06,002 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:28:06,007 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-07-29 01:28:06,050 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 [2020-07-29 01:28:06,053 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:28:06,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:28:06,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:28:06,054 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:28:06,060 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 01:28:06,060 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-29 01:28:06,071 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-07-29 01:28:06,098 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:28:06,101 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:28:06,101 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:28:06,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:28:06,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:28:06,102 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:28:06,104 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:28:06,104 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 01:28:06,108 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-07-29 01:28:06,126 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2020-07-29 01:28:06,126 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-07-29 01:28:06,151 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-07-29 01:28:06,152 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2020-07-29 01:28:06,152 INFO L510 LassoAnalysis]: Proved termination. [2020-07-29 01:28:06,153 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~p~0.base) ULTIMATE.start_main_~p~0.offset)_1) = 2*v_rep(select (select #memory_int ULTIMATE.start_main_~p~0.base) ULTIMATE.start_main_~p~0.offset)_1 + 1 Supporting invariants [] [2020-07-29 01:28:06,286 INFO L297 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2020-07-29 01:28:06,292 INFO L393 LassoCheck]: Loop: "call main_#t~mem1 := read~int(main_~p~0.base, main_~p~0.offset, 4);" "assume !!(main_#t~mem1 >= 0);havoc main_#t~mem1;call main_#t~mem2 := read~int(main_~p~0.base, main_~p~0.offset, 4);main_#t~post3 := main_#t~mem2;call write~int(main_#t~post3 - 1, main_~p~0.base, main_~p~0.offset, 4);havoc main_#t~post3;havoc main_#t~mem2;" [2020-07-29 01:28:06,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-29 01:28:06,308 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-29 01:28:06,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 01:28:06,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-29 01:28:06,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-29 01:28:06,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-29 01:28:06,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-29 01:28:06,365 INFO L280 TraceCheckUtils]: 0: Hoare triple {18#unseeded} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; {18#unseeded} is VALID [2020-07-29 01:28:06,367 INFO L280 TraceCheckUtils]: 1: Hoare triple {18#unseeded} havoc main_#res;havoc main_#t~malloc0.base, main_#t~malloc0.offset, main_#t~mem2, main_#t~post3, main_#t~mem1, main_~p~0.base, main_~p~0.offset;call main_#t~malloc0.base, main_#t~malloc0.offset := #Ultimate.allocOnHeap(4);main_~p~0.base, main_~p~0.offset := main_#t~malloc0.base, main_#t~malloc0.offset; {18#unseeded} is VALID [2020-07-29 01:28:06,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-29 01:28:06,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjunts are in the unsatisfiable core [2020-07-29 01:28:06,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-29 01:28:06,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-29 01:28:06,412 INFO L280 TraceCheckUtils]: 0: Hoare triple {21#(>= oldRank0 (+ (* 2 (select (select |#memory_int| ULTIMATE.start_main_~p~0.base) ULTIMATE.start_main_~p~0.offset)) 1))} call main_#t~mem1 := read~int(main_~p~0.base, main_~p~0.offset, 4); {54#(and (<= |ULTIMATE.start_main_#t~mem1| (select (select |#memory_int| ULTIMATE.start_main_~p~0.base) ULTIMATE.start_main_~p~0.offset)) (<= (+ (* 2 (select (select |#memory_int| ULTIMATE.start_main_~p~0.base) ULTIMATE.start_main_~p~0.offset)) 1) oldRank0))} is VALID [2020-07-29 01:28:06,414 INFO L280 TraceCheckUtils]: 1: Hoare triple {54#(and (<= |ULTIMATE.start_main_#t~mem1| (select (select |#memory_int| ULTIMATE.start_main_~p~0.base) ULTIMATE.start_main_~p~0.offset)) (<= (+ (* 2 (select (select |#memory_int| ULTIMATE.start_main_~p~0.base) ULTIMATE.start_main_~p~0.offset)) 1) oldRank0))} assume !!(main_#t~mem1 >= 0);havoc main_#t~mem1;call main_#t~mem2 := read~int(main_~p~0.base, main_~p~0.offset, 4);main_#t~post3 := main_#t~mem2;call write~int(main_#t~post3 - 1, main_~p~0.base, main_~p~0.offset, 4);havoc main_#t~post3;havoc main_#t~mem2; {46#(or (and (> oldRank0 (+ (* 2 (select (select |#memory_int| ULTIMATE.start_main_~p~0.base) ULTIMATE.start_main_~p~0.offset)) 1)) (>= oldRank0 0)) unseeded)} is VALID [2020-07-29 01:28:06,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-29 01:28:06,425 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-29 01:28:06,439 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 4 edges. 4 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-29 01:28:06,442 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states. Stem has 2 letters. Loop has 2 letters. [2020-07-29 01:28:06,445 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:28:06,450 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 [2020-07-29 01:28:06,451 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 8 states. Second operand 3 states. [2020-07-29 01:28:06,539 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 8 states.. Second operand 3 states. Result 18 states and 20 transitions. Complement of second has 7 states. [2020-07-29 01:28:06,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2020-07-29 01:28:06,539 INFO L123 tractBuchiDifference]: Start testing correctness of buchiDifferenceNCSBLazy3 [2020-07-29 01:28:06,540 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2020-07-29 01:28:06,542 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2020-07-29 01:28:06,542 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-29 01:28:06,542 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-29 01:28:06,543 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states. [2020-07-29 01:28:06,546 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 3 [2020-07-29 01:28:06,547 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-29 01:28:06,547 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-29 01:28:06,547 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 20 transitions. [2020-07-29 01:28:06,549 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-07-29 01:28:06,549 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-07-29 01:28:06,551 INFO L70 LassoExtractor]: Start lassoExtractor. Operand 8 states. [2020-07-29 01:28:06,553 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2020-07-29 01:28:06,554 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 2 examples of accepted words. [2020-07-29 01:28:06,554 INFO L70 LassoExtractor]: Start lassoExtractor. Operand 3 states. [2020-07-29 01:28:06,555 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 3 [2020-07-29 01:28:06,556 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 2 examples of accepted words. [2020-07-29 01:28:06,556 INFO L70 LassoExtractor]: Start lassoExtractor. Operand 18 states and 20 transitions. cyclomatic complexity: 3 [2020-07-29 01:28:06,557 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 20 transitions. cyclomatic complexity: 3 [2020-07-29 01:28:06,557 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-07-29 01:28:06,557 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 0 examples of accepted words. [2020-07-29 01:28:06,558 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states. Stem has 2 letters. Loop has 2 letters. [2020-07-29 01:28:06,558 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:28:06,558 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states. Stem has 2 letters. Loop has 2 letters. [2020-07-29 01:28:06,559 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:28:06,559 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 18 states and 20 transitions. cyclomatic complexity: 3 Stem has 2 letters. Loop has 2 letters. [2020-07-29 01:28:06,559 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:28:06,560 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states. Stem has 1 letters. Loop has 2 letters. [2020-07-29 01:28:06,560 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:28:06,560 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states. Stem has 1 letters. Loop has 2 letters. [2020-07-29 01:28:06,560 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:28:06,561 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 18 states and 20 transitions. cyclomatic complexity: 3 Stem has 1 letters. Loop has 2 letters. [2020-07-29 01:28:06,561 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:28:06,561 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states. Stem has 18 letters. Loop has 18 letters. [2020-07-29 01:28:06,562 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:28:06,562 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states. Stem has 18 letters. Loop has 18 letters. [2020-07-29 01:28:06,562 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:28:06,562 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 18 states and 20 transitions. cyclomatic complexity: 3 Stem has 18 letters. Loop has 18 letters. [2020-07-29 01:28:06,563 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:28:06,563 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states. Stem has 8 letters. Loop has 8 letters. [2020-07-29 01:28:06,563 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:28:06,564 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states. Stem has 8 letters. Loop has 8 letters. [2020-07-29 01:28:06,564 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:28:06,564 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 18 states and 20 transitions. cyclomatic complexity: 3 Stem has 8 letters. Loop has 8 letters. [2020-07-29 01:28:06,564 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:28:06,565 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states. Stem has 5 letters. Loop has 5 letters. [2020-07-29 01:28:06,565 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:28:06,565 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states. Stem has 5 letters. Loop has 5 letters. [2020-07-29 01:28:06,565 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:28:06,566 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 18 states and 20 transitions. cyclomatic complexity: 3 Stem has 5 letters. Loop has 5 letters. [2020-07-29 01:28:06,566 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:28:06,566 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states. Stem has 2 letters. Loop has 2 letters. [2020-07-29 01:28:06,567 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:28:06,567 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states. Stem has 2 letters. Loop has 2 letters. [2020-07-29 01:28:06,567 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:28:06,568 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 18 states and 20 transitions. cyclomatic complexity: 3 Stem has 2 letters. Loop has 2 letters. [2020-07-29 01:28:06,568 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:28:06,568 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states. Stem has 3 letters. Loop has 2 letters. [2020-07-29 01:28:06,569 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:28:06,569 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states. Stem has 3 letters. Loop has 2 letters. [2020-07-29 01:28:06,569 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:28:06,570 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 18 states and 20 transitions. cyclomatic complexity: 3 Stem has 3 letters. Loop has 2 letters. [2020-07-29 01:28:06,570 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:28:06,570 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states. Stem has 2 letters. Loop has 1 letters. [2020-07-29 01:28:06,571 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:28:06,571 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states. Stem has 2 letters. Loop has 1 letters. [2020-07-29 01:28:06,571 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:28:06,572 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 18 states and 20 transitions. cyclomatic complexity: 3 Stem has 2 letters. Loop has 1 letters. [2020-07-29 01:28:06,572 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:28:06,572 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states. Stem has 1 letters. Loop has 2 letters. [2020-07-29 01:28:06,573 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:28:06,573 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states. Stem has 1 letters. Loop has 2 letters. [2020-07-29 01:28:06,573 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:28:06,574 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 18 states and 20 transitions. cyclomatic complexity: 3 Stem has 1 letters. Loop has 2 letters. [2020-07-29 01:28:06,574 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:28:06,574 INFO L161 tractBuchiDifference]: Finished testing correctness of buchiDifferenceNCSBLazy3 [2020-07-29 01:28:06,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-29 01:28:06,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 12 transitions. [2020-07-29 01:28:06,583 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 2 letters. Loop has 2 letters. [2020-07-29 01:28:06,584 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:28:06,584 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 4 letters. Loop has 2 letters. [2020-07-29 01:28:06,584 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:28:06,585 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 2 letters. Loop has 4 letters. [2020-07-29 01:28:06,585 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:28:06,587 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 20 transitions. cyclomatic complexity: 3 [2020-07-29 01:28:06,593 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-07-29 01:28:06,600 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 0 states and 0 transitions. [2020-07-29 01:28:06,602 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-07-29 01:28:06,603 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-07-29 01:28:06,604 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-07-29 01:28:06,604 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-07-29 01:28:06,605 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-29 01:28:06,605 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-29 01:28:06,605 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-29 01:28:06,605 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2020-07-29 01:28:06,605 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2020-07-29 01:28:06,606 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-07-29 01:28:06,606 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-07-29 01:28:06,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.07 01:28:06 BoogieIcfgContainer [2020-07-29 01:28:06,615 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-07-29 01:28:06,615 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-07-29 01:28:06,615 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-07-29 01:28:06,616 INFO L275 PluginConnector]: Witness Printer initialized [2020-07-29 01:28:06,617 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.07 01:28:04" (3/4) ... [2020-07-29 01:28:06,627 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-07-29 01:28:06,627 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-07-29 01:28:06,633 INFO L168 Benchmark]: Toolchain (without parser) took 3301.66 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.6 MB). Free memory was 961.6 MB in the beginning and 852.1 MB in the end (delta: 109.4 MB). Peak memory consumption was 209.0 MB. Max. memory is 11.5 GB. [2020-07-29 01:28:06,634 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-29 01:28:06,636 INFO L168 Benchmark]: CACSL2BoogieTranslator took 318.89 ms. Allocated memory is still 1.0 GB. Free memory was 961.6 MB in the beginning and 950.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2020-07-29 01:28:06,639 INFO L168 Benchmark]: Boogie Procedure Inliner took 110.57 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.6 MB). Free memory was 950.8 MB in the beginning and 1.1 GB in the end (delta: -143.5 MB). Peak memory consumption was 9.8 MB. Max. memory is 11.5 GB. [2020-07-29 01:28:06,641 INFO L168 Benchmark]: Boogie Preprocessor took 28.79 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2020-07-29 01:28:06,642 INFO L168 Benchmark]: RCFGBuilder took 386.97 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. [2020-07-29 01:28:06,650 INFO L168 Benchmark]: BuchiAutomizer took 2436.18 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 852.1 MB in the end (delta: 217.0 MB). Peak memory consumption was 217.0 MB. Max. memory is 11.5 GB. [2020-07-29 01:28:06,651 INFO L168 Benchmark]: Witness Printer took 12.15 ms. Allocated memory is still 1.1 GB. Free memory is still 852.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-29 01:28:06,664 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 318.89 ms. Allocated memory is still 1.0 GB. Free memory was 961.6 MB in the beginning and 950.8 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 110.57 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.6 MB). Free memory was 950.8 MB in the beginning and 1.1 GB in the end (delta: -143.5 MB). Peak memory consumption was 9.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.79 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 386.97 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 2436.18 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 852.1 MB in the end (delta: 217.0 MB). Peak memory consumption was 217.0 MB. Max. memory is 11.5 GB. * Witness Printer took 12.15 ms. Allocated memory is still 1.1 GB. Free memory is still 852.1 MB. 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 #memory_int * 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 2 * unknown-#memory_int-unknown[p][p] + 1 and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.3s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. 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: 4 SDtfs, 5 SDslu, 4 SDs, 0 SdLazy, 9 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital89 mio100 ax100 hnf100 lsp93 ukn77 mio100 lsp39 div100 bol100 ite100 ukn100 eq179 hnf88 smp100 dnf104 smp95 tf100 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 41ms 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...