./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex4.i --full-output -ea --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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-recursive-malloc/rec_malloc_ex4.i -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 a3234041458b1cb43f5c8cf47efd2786acbf35974c39e2e7dc8710d7ed359b74 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-21 03:35:47,946 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-21 03:35:47,948 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-21 03:35:47,984 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-21 03:35:47,984 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-21 03:35:47,988 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-21 03:35:47,989 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-21 03:35:47,991 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-21 03:35:47,993 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-21 03:35:47,996 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-21 03:35:47,997 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-21 03:35:47,998 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-21 03:35:47,999 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-21 03:35:48,000 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-21 03:35:48,001 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-21 03:35:48,002 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-21 03:35:48,005 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-21 03:35:48,005 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-21 03:35:48,006 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-21 03:35:48,008 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-21 03:35:48,010 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-21 03:35:48,011 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-21 03:35:48,012 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-21 03:35:48,013 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-21 03:35:48,016 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-21 03:35:48,017 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-21 03:35:48,017 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-21 03:35:48,018 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-21 03:35:48,019 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-21 03:35:48,019 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-21 03:35:48,019 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-21 03:35:48,020 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-21 03:35:48,021 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-21 03:35:48,022 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-21 03:35:48,023 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-21 03:35:48,023 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-21 03:35:48,023 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-21 03:35:48,023 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-21 03:35:48,024 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-21 03:35:48,025 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-21 03:35:48,025 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-21 03:35:48,026 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-02-21 03:35:48,055 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-21 03:35:48,055 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-21 03:35:48,056 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-21 03:35:48,056 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-21 03:35:48,057 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-21 03:35:48,057 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-21 03:35:48,057 INFO L138 SettingsManager]: * Use SBE=true [2022-02-21 03:35:48,057 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-02-21 03:35:48,058 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-02-21 03:35:48,058 INFO L138 SettingsManager]: * Use old map elimination=false [2022-02-21 03:35:48,059 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-02-21 03:35:48,059 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-02-21 03:35:48,059 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-02-21 03:35:48,059 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-21 03:35:48,059 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-02-21 03:35:48,059 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-21 03:35:48,060 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-21 03:35:48,060 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-02-21 03:35:48,060 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-02-21 03:35:48,060 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-02-21 03:35:48,060 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-21 03:35:48,060 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-02-21 03:35:48,061 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-21 03:35:48,061 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-02-21 03:35:48,061 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-21 03:35:48,061 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-21 03:35:48,061 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-21 03:35:48,062 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-21 03:35:48,063 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-02-21 03:35:48,063 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a3234041458b1cb43f5c8cf47efd2786acbf35974c39e2e7dc8710d7ed359b74 [2022-02-21 03:35:48,332 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-21 03:35:48,360 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-21 03:35:48,362 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-21 03:35:48,364 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-21 03:35:48,365 INFO L275 PluginConnector]: CDTParser initialized [2022-02-21 03:35:48,366 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex4.i [2022-02-21 03:35:48,439 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd842112a/89a8df771a49472bae167f0281c8f040/FLAGf4a5bdb12 [2022-02-21 03:35:48,865 INFO L306 CDTParser]: Found 1 translation units. [2022-02-21 03:35:48,866 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex4.i [2022-02-21 03:35:48,871 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd842112a/89a8df771a49472bae167f0281c8f040/FLAGf4a5bdb12 [2022-02-21 03:35:49,261 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd842112a/89a8df771a49472bae167f0281c8f040 [2022-02-21 03:35:49,265 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-21 03:35:49,267 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-21 03:35:49,270 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-21 03:35:49,270 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-21 03:35:49,272 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-21 03:35:49,273 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 03:35:49" (1/1) ... [2022-02-21 03:35:49,275 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cafeafc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:35:49, skipping insertion in model container [2022-02-21 03:35:49,275 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 03:35:49" (1/1) ... [2022-02-21 03:35:49,281 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-21 03:35:49,292 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-21 03:35:49,494 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-21 03:35:49,501 INFO L203 MainTranslator]: Completed pre-run [2022-02-21 03:35:49,521 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-21 03:35:49,534 INFO L208 MainTranslator]: Completed translation [2022-02-21 03:35:49,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:35:49 WrapperNode [2022-02-21 03:35:49,535 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-21 03:35:49,537 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-21 03:35:49,537 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-21 03:35:49,537 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-21 03:35:49,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:35:49" (1/1) ... [2022-02-21 03:35:49,552 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:35:49" (1/1) ... [2022-02-21 03:35:49,568 INFO L137 Inliner]: procedures = 12, calls = 19, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 16 [2022-02-21 03:35:49,569 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-21 03:35:49,570 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-21 03:35:49,570 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-21 03:35:49,570 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-21 03:35:49,577 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:35:49" (1/1) ... [2022-02-21 03:35:49,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:35:49" (1/1) ... [2022-02-21 03:35:49,587 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:35:49" (1/1) ... [2022-02-21 03:35:49,588 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:35:49" (1/1) ... [2022-02-21 03:35:49,599 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:35:49" (1/1) ... [2022-02-21 03:35:49,602 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:35:49" (1/1) ... [2022-02-21 03:35:49,607 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:35:49" (1/1) ... [2022-02-21 03:35:49,609 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-21 03:35:49,613 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-21 03:35:49,613 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-21 03:35:49,614 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-21 03:35:49,615 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:35:49" (1/1) ... [2022-02-21 03:35:49,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:49,633 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:49,645 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:35:49,659 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-02-21 03:35:49,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-21 03:35:49,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-21 03:35:49,692 INFO L130 BoogieDeclarations]: Found specification of procedure f [2022-02-21 03:35:49,692 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2022-02-21 03:35:49,693 INFO L130 BoogieDeclarations]: Found specification of procedure g [2022-02-21 03:35:49,693 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2022-02-21 03:35:49,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-21 03:35:49,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-21 03:35:49,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-21 03:35:49,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-21 03:35:49,771 INFO L234 CfgBuilder]: Building ICFG [2022-02-21 03:35:49,772 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-21 03:35:50,003 INFO L275 CfgBuilder]: Performing block encoding [2022-02-21 03:35:50,013 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-21 03:35:50,013 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-21 03:35:50,014 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 03:35:50 BoogieIcfgContainer [2022-02-21 03:35:50,014 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-21 03:35:50,015 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-02-21 03:35:50,015 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-02-21 03:35:50,020 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-02-21 03:35:50,021 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-02-21 03:35:50,021 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.02 03:35:49" (1/3) ... [2022-02-21 03:35:50,022 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@43c24780 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.02 03:35:50, skipping insertion in model container [2022-02-21 03:35:50,023 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-02-21 03:35:50,023 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:35:49" (2/3) ... [2022-02-21 03:35:50,023 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@43c24780 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.02 03:35:50, skipping insertion in model container [2022-02-21 03:35:50,023 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-02-21 03:35:50,023 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 03:35:50" (3/3) ... [2022-02-21 03:35:50,024 INFO L388 chiAutomizerObserver]: Analyzing ICFG rec_malloc_ex4.i [2022-02-21 03:35:50,057 INFO L359 BuchiCegarLoop]: Interprodecural is true [2022-02-21 03:35:50,058 INFO L360 BuchiCegarLoop]: Hoare is false [2022-02-21 03:35:50,058 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-02-21 03:35:50,058 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-02-21 03:35:50,058 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-02-21 03:35:50,058 INFO L364 BuchiCegarLoop]: Difference is false [2022-02-21 03:35:50,058 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-02-21 03:35:50,058 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2022-02-21 03:35:50,070 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 03:35:50,095 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2022-02-21 03:35:50,095 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:35:50,095 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:35:50,099 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-02-21 03:35:50,099 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-02-21 03:35:50,099 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2022-02-21 03:35:50,100 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 03:35:50,106 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2022-02-21 03:35:50,106 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:35:50,106 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:35:50,107 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-02-21 03:35:50,107 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-02-21 03:35:50,112 INFO L791 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~nondet11#1, main_#t~nondet12#1, main_~p1~0#1.base, main_~p1~0#1.offset, main_~p2~0#1.base, main_~p2~0#1.offset;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~p1~0#1.base, main_~p1~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnHeap(4);main_~p2~0#1.base, main_~p2~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;havoc main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call write~int(main_#t~nondet11#1, main_~p1~0#1.base, main_~p1~0#1.offset, 4);havoc main_#t~nondet11#1;call write~int(main_#t~nondet12#1, main_~p2~0#1.base, main_~p2~0#1.offset, 4);havoc main_#t~nondet12#1; 11#L50true call f(main_~p1~0#1.base, main_~p1~0#1.offset, main_~p2~0#1.base, main_~p2~0#1.offset);< 12#fENTRYtrue [2022-02-21 03:35:50,113 INFO L793 eck$LassoCheckResult]: Loop: 12#fENTRYtrue ~p.base, ~p.offset := #in~p.base, #in~p.offset;~q.base, ~q.offset := #in~q.base, #in~q.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4);call #t~mem2 := read~int(~q.base, ~q.offset, 4); 14#L13true assume !(#t~mem1 + #t~mem2 < 0);havoc #t~mem1;havoc #t~mem2;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~np~0.base, ~np~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~p.base, ~p.offset, 4);call write~int(#t~mem4 - 1, ~np~0.base, ~np~0.offset, 4);havoc #t~mem4;call ULTIMATE.dealloc(~p.base, ~p.offset); 15#L23true call g(~q.base, ~q.offset, ~np~0.base, ~np~0.offset);< 13#gENTRYtrue ~p.base, ~p.offset := #in~p.base, #in~p.offset;~q.base, ~q.offset := #in~q.base, #in~q.offset;call #t~mem5 := read~int(~p.base, ~p.offset, 4);call #t~mem6 := read~int(~q.base, ~q.offset, 4); 17#L31true assume !(#t~mem5 + #t~mem6 < 0);havoc #t~mem5;havoc #t~mem6;call #t~mem7 := read~int(~p.base, ~p.offset, 4);#t~post8 := #t~mem7;call write~int(#t~post8 - 1, ~p.base, ~p.offset, 4);havoc #t~mem7;havoc #t~post8; 8#L36true call f(~p.base, ~p.offset, ~q.base, ~q.offset);< 12#fENTRYtrue [2022-02-21 03:35:50,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:35:50,117 INFO L85 PathProgramCache]: Analyzing trace with hash 43766, now seen corresponding path program 1 times [2022-02-21 03:35:50,124 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:35:50,125 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8617572] [2022-02-21 03:35:50,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:35:50,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:35:50,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:35:50,266 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 03:35:50,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:35:50,316 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 03:35:50,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:35:50,318 INFO L85 PathProgramCache]: Analyzing trace with hash 891830467, now seen corresponding path program 1 times [2022-02-21 03:35:50,318 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:35:50,318 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1536432350] [2022-02-21 03:35:50,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:35:50,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:35:50,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:35:50,394 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 03:35:50,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:35:50,426 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 03:35:50,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:35:50,429 INFO L85 PathProgramCache]: Analyzing trace with hash -1193795592, now seen corresponding path program 1 times [2022-02-21 03:35:50,429 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:35:50,429 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302402028] [2022-02-21 03:35:50,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:35:50,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:35:50,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:35:50,512 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 03:35:50,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:35:50,570 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 03:36:06,528 INFO L210 LassoAnalysis]: Preferences: [2022-02-21 03:36:06,529 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-02-21 03:36:06,529 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-02-21 03:36:06,529 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-02-21 03:36:06,530 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-02-21 03:36:06,530 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:06,530 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-02-21 03:36:06,530 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-02-21 03:36:06,530 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex4.i_Iteration1_Lasso [2022-02-21 03:36:06,530 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-02-21 03:36:06,530 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-02-21 03:36:06,543 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:06,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:06,550 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:06,552 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:06,554 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:06,557 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:06,559 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:06,563 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:06,565 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:06,568 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:06,570 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:06,572 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:06,574 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:06,576 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:06,578 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:06,579 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:06,581 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:06,582 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:06,584 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:06,585 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:06,587 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:06,589 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:06,590 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:06,594 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:06,597 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:06,599 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:06,601 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:06,602 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:06,604 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:06,606 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:06,609 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:07,073 WARN L259 bleTransFormulaUtils]: 2 quantified variables [2022-02-21 03:36:07,074 WARN L259 bleTransFormulaUtils]: 2 quantified variables [2022-02-21 03:36:07,081 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:07,083 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:07,086 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:07,087 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:07,089 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:07,091 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:07,093 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:07,105 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:07,107 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:36:07,884 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-02-21 03:36:07,887 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-02-21 03:36:07,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:07,888 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:07,889 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:07,891 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-02-21 03:36:07,894 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:07,902 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:07,902 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:07,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:07,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:07,903 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:07,904 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:07,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:07,920 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:07,939 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:07,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:07,940 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:07,942 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:07,943 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-02-21 03:36:07,945 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:07,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:07,951 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:07,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:07,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:07,952 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:07,952 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:07,952 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:07,957 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:07,972 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:07,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:07,972 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:07,973 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:07,982 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:07,987 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-02-21 03:36:07,987 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:07,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:07,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:07,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:07,988 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:07,989 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:07,989 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:07,999 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:08,021 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:08,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:08,022 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:08,023 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:08,030 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:08,035 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:08,036 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:08,036 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:08,036 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:08,036 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:08,036 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:08,036 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:08,040 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-02-21 03:36:08,048 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:08,065 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2022-02-21 03:36:08,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:08,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:08,066 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:08,067 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-02-21 03:36:08,068 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:08,074 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:08,074 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:08,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:08,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:08,074 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:08,074 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:08,075 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:08,085 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:08,100 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:08,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:08,100 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:08,101 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:08,103 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-02-21 03:36:08,104 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:08,109 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:08,109 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:08,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:08,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:08,109 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:08,110 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:08,110 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:08,115 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:08,132 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:08,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:08,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:08,133 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:08,134 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-02-21 03:36:08,137 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:08,145 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:08,145 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:08,145 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:08,145 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:08,148 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-02-21 03:36:08,148 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-02-21 03:36:08,158 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:08,179 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-02-21 03:36:08,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:08,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:08,180 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:08,181 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-02-21 03:36:08,184 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:08,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:08,189 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:08,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:08,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:08,189 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:08,190 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:08,190 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:08,191 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:08,205 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:08,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:08,206 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:08,209 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:08,210 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-02-21 03:36:08,210 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:08,216 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:08,216 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:08,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:08,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:08,216 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:08,217 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:08,217 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:08,232 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:08,249 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2022-02-21 03:36:08,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:08,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:08,251 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:08,255 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-02-21 03:36:08,256 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:08,261 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:08,261 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:08,261 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:08,261 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:08,261 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:08,261 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:08,262 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:08,277 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:08,293 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:08,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:08,293 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:08,294 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:08,295 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-02-21 03:36:08,296 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:08,302 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:08,302 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:08,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:08,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:08,302 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:08,303 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:08,303 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:08,308 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:08,323 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:08,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:08,323 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:08,324 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:08,324 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-02-21 03:36:08,326 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:08,331 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:08,332 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:08,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:08,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:08,332 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:08,332 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:08,332 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:08,333 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:08,349 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:08,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:08,349 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:08,350 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:08,351 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-02-21 03:36:08,352 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:08,358 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:08,358 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:08,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:08,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:08,358 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:08,359 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:08,359 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:08,360 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:08,375 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2022-02-21 03:36:08,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:08,375 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:08,376 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:08,377 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-02-21 03:36:08,378 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:08,384 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:08,384 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:08,384 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:08,384 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:08,384 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:08,384 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:08,384 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:08,385 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:08,404 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2022-02-21 03:36:08,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:08,404 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:08,405 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:08,406 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-02-21 03:36:08,407 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:08,413 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:08,413 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:08,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:08,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:08,414 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:08,414 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:08,414 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:08,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:08,432 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:08,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:08,432 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:08,433 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:08,433 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-02-21 03:36:08,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:08,440 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:08,440 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:08,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:08,440 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:08,440 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:08,441 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:08,441 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:08,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:08,460 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2022-02-21 03:36:08,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:08,460 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:08,461 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:08,462 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-02-21 03:36:08,463 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:08,468 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:08,468 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:08,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:08,469 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:08,469 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:08,469 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:08,469 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:08,470 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:08,485 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:08,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:08,486 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:08,487 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:08,488 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-02-21 03:36:08,490 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:08,495 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:08,495 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:08,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:08,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:08,496 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:08,496 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:08,496 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:08,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:08,520 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2022-02-21 03:36:08,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:08,521 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:08,522 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:08,527 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-02-21 03:36:08,528 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:08,533 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:08,534 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:08,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:08,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:08,534 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:08,534 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:08,534 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:08,535 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:08,550 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:08,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:08,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:08,552 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:08,553 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-02-21 03:36:08,554 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:08,560 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:08,560 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:08,560 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:08,560 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:08,560 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:08,561 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:08,561 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:08,562 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:08,578 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:08,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:08,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:08,580 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:08,591 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:08,592 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-02-21 03:36:08,598 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:08,599 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:08,599 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:08,599 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:08,599 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:08,599 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:08,599 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:08,600 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:08,616 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2022-02-21 03:36:08,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:08,617 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:08,618 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:08,620 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-02-21 03:36:08,621 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:08,628 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:08,628 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:08,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:08,628 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:08,628 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:08,629 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:08,629 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:08,635 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:08,659 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:08,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:08,659 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:08,660 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:08,661 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-02-21 03:36:08,662 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:08,669 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:08,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:08,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:08,669 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:08,670 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-02-21 03:36:08,671 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-02-21 03:36:08,673 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:08,696 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2022-02-21 03:36:08,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:08,696 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:08,697 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:08,698 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-02-21 03:36:08,699 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:08,706 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:08,707 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:08,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:08,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:08,707 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:08,707 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:08,707 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:08,735 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:08,761 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2022-02-21 03:36:08,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:08,762 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:08,763 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:08,764 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-02-21 03:36:08,821 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:08,828 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:08,828 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:08,828 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:08,828 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:08,828 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:08,829 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:08,829 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:08,855 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:08,873 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:08,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:08,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:08,875 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:08,885 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:08,887 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-02-21 03:36:08,892 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:08,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:08,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:08,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:08,892 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:08,893 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:08,893 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:08,902 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:08,921 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:08,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:08,921 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:08,922 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:08,925 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:08,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:08,932 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:08,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:08,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:08,932 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:08,932 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:08,932 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:08,934 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-02-21 03:36:08,943 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:08,995 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:08,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:08,996 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:09,005 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:09,008 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-02-21 03:36:09,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:09,017 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:09,017 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:09,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:09,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:09,017 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:09,018 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:09,018 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:09,033 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:09,052 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:09,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:09,053 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:09,054 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:09,063 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:09,069 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:09,069 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:09,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:09,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:09,070 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:09,071 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:09,071 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:09,074 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-02-21 03:36:09,082 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:09,103 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:09,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:09,104 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:09,105 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:09,106 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-02-21 03:36:09,107 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:09,114 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:09,114 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:36:09,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:09,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:09,114 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:09,115 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:36:09,115 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:36:09,135 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:09,154 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:09,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:09,156 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:09,158 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:09,159 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-02-21 03:36:09,160 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:09,167 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:09,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:09,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:09,168 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:09,171 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-02-21 03:36:09,171 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-02-21 03:36:09,189 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:09,208 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2022-02-21 03:36:09,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:09,209 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:09,210 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:09,211 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-02-21 03:36:09,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:09,219 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:09,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:09,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:09,220 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:09,226 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-02-21 03:36:09,227 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-02-21 03:36:09,240 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:09,259 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:09,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:09,259 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:09,260 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:09,261 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-02-21 03:36:09,262 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:09,269 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:09,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:09,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:09,270 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:09,272 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-02-21 03:36:09,273 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-02-21 03:36:09,291 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:36:09,312 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:09,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:09,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:09,317 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:09,318 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-02-21 03:36:09,319 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:36:09,326 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:36:09,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:36:09,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:36:09,327 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:36:09,344 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-02-21 03:36:09,344 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-02-21 03:36:09,356 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-02-21 03:36:09,423 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2022-02-21 03:36:09,424 INFO L444 ModelExtractionUtils]: 0 out of 16 variables were initially zero. Simplification set additionally 9 variables to zero. [2022-02-21 03:36:09,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:36:09,425 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:36:09,440 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:36:09,466 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-02-21 03:36:09,466 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-02-21 03:36:09,484 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-02-21 03:36:09,485 INFO L513 LassoAnalysis]: Proved termination. [2022-02-21 03:36:09,485 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select old(#memory_int) f_#in~q.base) f_#in~q.offset)_1, v_rep(select (select #memory_int f_#in~p.base) f_#in~p.offset)_1) = 1*v_rep(select (select old(#memory_int) f_#in~q.base) f_#in~q.offset)_1 + 1*v_rep(select (select #memory_int f_#in~p.base) f_#in~p.offset)_1 Supporting invariants [1*v_rep(select (select old(#memory_int) f_#in~q.base) f_#in~q.offset)_1 - 1*v_rep(select (select #memory_int f_#in~q.base) f_#in~q.offset)_1 >= 0] [2022-02-21 03:36:09,514 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:09,538 INFO L297 tatePredicateManager]: 2 out of 3 supporting invariants were superfluous and have been removed [2022-02-21 03:36:09,549 INFO L390 LassoCheck]: Loop: "~p.base, ~p.offset := #in~p.base, #in~p.offset;~q.base, ~q.offset := #in~q.base, #in~q.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4);call #t~mem2 := read~int(~q.base, ~q.offset, 4);" "assume !(#t~mem1 + #t~mem2 < 0);havoc #t~mem1;havoc #t~mem2;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~np~0.base, ~np~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~p.base, ~p.offset, 4);call write~int(#t~mem4 - 1, ~np~0.base, ~np~0.offset, 4);havoc #t~mem4;call ULTIMATE.dealloc(~p.base, ~p.offset);" "call g(~q.base, ~q.offset, ~np~0.base, ~np~0.offset);"< "~p.base, ~p.offset := #in~p.base, #in~p.offset;~q.base, ~q.offset := #in~q.base, #in~q.offset;call #t~mem5 := read~int(~p.base, ~p.offset, 4);call #t~mem6 := read~int(~q.base, ~q.offset, 4);" "assume !(#t~mem5 + #t~mem6 < 0);havoc #t~mem5;havoc #t~mem6;call #t~mem7 := read~int(~p.base, ~p.offset, 4);#t~post8 := #t~mem7;call write~int(#t~post8 - 1, ~p.base, ~p.offset, 4);havoc #t~mem7;havoc #t~post8;" "call f(~p.base, ~p.offset, ~q.base, ~q.offset);"< [2022-02-21 03:36:09,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:36:09,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:36:09,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:36:09,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 5 conjunts are in the unsatisfiable core [2022-02-21 03:36:09,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:36:09,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 03:36:09,680 INFO L290 TraceCheckUtils]: 0: Hoare triple {26#unseeded} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; {26#unseeded} is VALID [2022-02-21 03:36:09,681 INFO L290 TraceCheckUtils]: 1: Hoare triple {26#unseeded} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~nondet11#1, main_#t~nondet12#1, main_~p1~0#1.base, main_~p1~0#1.offset, main_~p2~0#1.base, main_~p2~0#1.offset;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~p1~0#1.base, main_~p1~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnHeap(4);main_~p2~0#1.base, main_~p2~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;havoc main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call write~int(main_#t~nondet11#1, main_~p1~0#1.base, main_~p1~0#1.offset, 4);havoc main_#t~nondet11#1;call write~int(main_#t~nondet12#1, main_~p2~0#1.base, main_~p2~0#1.offset, 4);havoc main_#t~nondet12#1; {26#unseeded} is VALID [2022-02-21 03:36:09,682 INFO L272 TraceCheckUtils]: 2: Hoare triple {26#unseeded} call f(main_~p1~0#1.base, main_~p1~0#1.offset, main_~p2~0#1.base, main_~p2~0#1.offset); {55#(and (>= (+ (* (- 1) (select (select |#memory_int| |f_#in~q.base|) |f_#in~q.offset|)) (select (select |old(#memory_int)| |f_#in~q.base|) |f_#in~q.offset|)) 0) unseeded)} is VALID [2022-02-21 03:36:09,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:36:09,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 58 conjunts are in the unsatisfiable core [2022-02-21 03:36:09,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:36:09,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 03:36:09,806 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2022-02-21 03:36:10,182 INFO L356 Elim1Store]: treesize reduction 32, result has 57.3 percent of original size [2022-02-21 03:36:10,183 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 65 [2022-02-21 03:36:10,276 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-02-21 03:36:13,389 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-02-21 03:36:13,389 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-02-21 03:36:13,959 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 26 [2022-02-21 03:36:14,016 INFO L290 TraceCheckUtils]: 0: Hoare triple {56#(and (>= (+ (* (- 1) (select (select |#memory_int| |f_#in~q.base|) |f_#in~q.offset|)) (select (select |old(#memory_int)| |f_#in~q.base|) |f_#in~q.offset|)) 0) (>= oldRank0 (+ (select (select |#memory_int| |f_#in~p.base|) |f_#in~p.offset|) (select (select |old(#memory_int)| |f_#in~q.base|) |f_#in~q.offset|))))} ~p.base, ~p.offset := #in~p.base, #in~p.offset;~q.base, ~q.offset := #in~q.base, #in~q.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4);call #t~mem2 := read~int(~q.base, ~q.offset, 4); {70#(and (= (select |#valid| f_~q.base) 1) (<= |f_#t~mem1| (select (select |#memory_int| f_~p.base) f_~p.offset)) (<= (+ (select (select |#memory_int| f_~q.base) f_~q.offset) (select (select |#memory_int| f_~p.base) f_~p.offset)) oldRank0) (<= |f_#t~mem2| (select (select |#memory_int| f_~q.base) f_~q.offset)))} is VALID [2022-02-21 03:36:14,018 INFO L290 TraceCheckUtils]: 1: Hoare triple {70#(and (= (select |#valid| f_~q.base) 1) (<= |f_#t~mem1| (select (select |#memory_int| f_~p.base) f_~p.offset)) (<= (+ (select (select |#memory_int| f_~q.base) f_~q.offset) (select (select |#memory_int| f_~p.base) f_~p.offset)) oldRank0) (<= |f_#t~mem2| (select (select |#memory_int| f_~q.base) f_~q.offset)))} assume !(#t~mem1 + #t~mem2 < 0);havoc #t~mem1;havoc #t~mem2;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~np~0.base, ~np~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~p.base, ~p.offset, 4);call write~int(#t~mem4 - 1, ~np~0.base, ~np~0.offset, 4);havoc #t~mem4;call ULTIMATE.dealloc(~p.base, ~p.offset); {74#(and (= f_~np~0.offset 0) (exists ((f_~p.base Int)) (and (or (and (= f_~np~0.base f_~p.base) (<= (+ (select (select |#memory_int| f_~np~0.base) f_~np~0.offset) (select (select |#memory_int| f_~q.base) f_~q.offset) 1) oldRank0) (<= 0 oldRank0)) (exists ((f_~p.offset Int)) (and (<= (+ (select (select |#memory_int| f_~np~0.base) f_~np~0.offset) 1) (select (select |#memory_int| f_~p.base) f_~p.offset)) (<= (+ (select (select |#memory_int| f_~q.base) f_~q.offset) (select (select |#memory_int| f_~p.base) f_~p.offset)) oldRank0) (<= 0 (+ (select (select |#memory_int| f_~q.base) f_~q.offset) (select (select |#memory_int| f_~p.base) f_~p.offset)))))) (not (= f_~p.base f_~q.base)))) (not (= f_~np~0.base f_~q.base)))} is VALID [2022-02-21 03:36:14,026 INFO L272 TraceCheckUtils]: 2: Hoare triple {74#(and (= f_~np~0.offset 0) (exists ((f_~p.base Int)) (and (or (and (= f_~np~0.base f_~p.base) (<= (+ (select (select |#memory_int| f_~np~0.base) f_~np~0.offset) (select (select |#memory_int| f_~q.base) f_~q.offset) 1) oldRank0) (<= 0 oldRank0)) (exists ((f_~p.offset Int)) (and (<= (+ (select (select |#memory_int| f_~np~0.base) f_~np~0.offset) 1) (select (select |#memory_int| f_~p.base) f_~p.offset)) (<= (+ (select (select |#memory_int| f_~q.base) f_~q.offset) (select (select |#memory_int| f_~p.base) f_~p.offset)) oldRank0) (<= 0 (+ (select (select |#memory_int| f_~q.base) f_~q.offset) (select (select |#memory_int| f_~p.base) f_~p.offset)))))) (not (= f_~p.base f_~q.base)))) (not (= f_~np~0.base f_~q.base)))} call g(~q.base, ~q.offset, ~np~0.base, ~np~0.offset); {78#(and (not (= |g_#in~p.base| |g_#in~q.base|)) (= |g_#in~q.offset| 0) (<= (+ (select (select |#memory_int| |g_#in~p.base|) |g_#in~p.offset|) (select (select |#memory_int| |g_#in~q.base|) 0) 1) oldRank0) (<= 0 oldRank0))} is VALID [2022-02-21 03:36:14,027 INFO L290 TraceCheckUtils]: 3: Hoare triple {78#(and (not (= |g_#in~p.base| |g_#in~q.base|)) (= |g_#in~q.offset| 0) (<= (+ (select (select |#memory_int| |g_#in~p.base|) |g_#in~p.offset|) (select (select |#memory_int| |g_#in~q.base|) 0) 1) oldRank0) (<= 0 oldRank0))} ~p.base, ~p.offset := #in~p.base, #in~p.offset;~q.base, ~q.offset := #in~q.base, #in~q.offset;call #t~mem5 := read~int(~p.base, ~p.offset, 4);call #t~mem6 := read~int(~q.base, ~q.offset, 4); {82#(and (= g_~q.offset 0) (not (= g_~p.base g_~q.base)) (<= 0 oldRank0) (<= (+ (select (select |#memory_int| g_~q.base) 0) (select (select |#memory_int| g_~p.base) g_~p.offset) 1) oldRank0))} is VALID [2022-02-21 03:36:14,028 INFO L290 TraceCheckUtils]: 4: Hoare triple {82#(and (= g_~q.offset 0) (not (= g_~p.base g_~q.base)) (<= 0 oldRank0) (<= (+ (select (select |#memory_int| g_~q.base) 0) (select (select |#memory_int| g_~p.base) g_~p.offset) 1) oldRank0))} assume !(#t~mem5 + #t~mem6 < 0);havoc #t~mem5;havoc #t~mem6;call #t~mem7 := read~int(~p.base, ~p.offset, 4);#t~post8 := #t~mem7;call write~int(#t~post8 - 1, ~p.base, ~p.offset, 4);havoc #t~mem7;havoc #t~post8; {86#(and (= g_~q.offset 0) (<= (+ (select (select |#memory_int| g_~q.base) 0) 2 (select (select |#memory_int| g_~p.base) g_~p.offset)) oldRank0) (not (= g_~p.base g_~q.base)) (<= 0 oldRank0))} is VALID [2022-02-21 03:36:14,029 INFO L272 TraceCheckUtils]: 5: Hoare triple {86#(and (= g_~q.offset 0) (<= (+ (select (select |#memory_int| g_~q.base) 0) 2 (select (select |#memory_int| g_~p.base) g_~p.offset)) oldRank0) (not (= g_~p.base g_~q.base)) (<= 0 oldRank0))} call f(~p.base, ~p.offset, ~q.base, ~q.offset); {58#(and (>= (+ (* (- 1) (select (select |#memory_int| |f_#in~q.base|) |f_#in~q.offset|)) (select (select |old(#memory_int)| |f_#in~q.base|) |f_#in~q.offset|)) 0) (or unseeded (and (>= oldRank0 0) (> oldRank0 (+ (select (select |#memory_int| |f_#in~p.base|) |f_#in~p.offset|) (select (select |old(#memory_int)| |f_#in~q.base|) |f_#in~q.offset|))))))} is VALID [2022-02-21 03:36:14,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-21 03:36:14,045 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:36:14,060 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 9 edges. 7 inductive. 0 not inductive. 2 times theorem prover too weak to decide inductivity. [2022-02-21 03:36:14,061 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 3 letters. Loop has 6 letters. [2022-02-21 03:36:14,063 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,066 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 6 loop predicates [2022-02-21 03:36:14,069 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:36:14,399 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3). Second operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 23 states and 26 transitions. Complement of second has 7 states. [2022-02-21 03:36:14,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-02-21 03:36:14,399 INFO L123 tractBuchiDifference]: Start testing correctness of buchiDifferenceNCSBLazy3 [2022-02-21 03:36:14,399 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 03:36:14,401 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2022-02-21 03:36:14,401 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:36:14,401 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:36:14,402 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:36:14,403 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-02-21 03:36:14,403 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-02-21 03:36:14,403 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 23 states and 26 transitions. [2022-02-21 03:36:14,404 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2022-02-21 03:36:14,404 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:36:14,404 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:36:14,406 INFO L70 LassoExtractor]: Start lassoExtractor. Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 03:36:14,408 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2022-02-21 03:36:14,409 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 6 examples of accepted words. [2022-02-21 03:36:14,409 INFO L70 LassoExtractor]: Start lassoExtractor. Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:36:14,409 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-02-21 03:36:14,409 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4 states and 6 transitions. cyclomatic complexity: 4 [2022-02-21 03:36:14,409 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-02-21 03:36:14,410 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 0 examples of accepted words. [2022-02-21 03:36:14,410 INFO L70 LassoExtractor]: Start lassoExtractor. Operand 23 states and 26 transitions. cyclomatic complexity: 4 [2022-02-21 03:36:14,410 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 6 examples of accepted words. [2022-02-21 03:36:14,411 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Stem has 3 letters. Loop has 6 letters. [2022-02-21 03:36:14,411 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,411 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 3 letters. Loop has 6 letters. [2022-02-21 03:36:14,411 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,411 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 23 states and 26 transitions. cyclomatic complexity: 4 Stem has 3 letters. Loop has 6 letters. [2022-02-21 03:36:14,411 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,412 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Stem has 5 letters. Loop has 6 letters. [2022-02-21 03:36:14,412 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,412 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 5 letters. Loop has 6 letters. [2022-02-21 03:36:14,412 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,412 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 23 states and 26 transitions. cyclomatic complexity: 4 Stem has 5 letters. Loop has 6 letters. [2022-02-21 03:36:14,412 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,413 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Stem has 23 letters. Loop has 23 letters. [2022-02-21 03:36:14,413 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,413 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 23 letters. Loop has 23 letters. [2022-02-21 03:36:14,413 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,413 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 23 states and 26 transitions. cyclomatic complexity: 4 Stem has 23 letters. Loop has 23 letters. [2022-02-21 03:36:14,413 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,413 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Stem has 16 letters. Loop has 16 letters. [2022-02-21 03:36:14,413 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,414 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 16 letters. Loop has 16 letters. [2022-02-21 03:36:14,414 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,414 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 23 states and 26 transitions. cyclomatic complexity: 4 Stem has 16 letters. Loop has 16 letters. [2022-02-21 03:36:14,414 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,414 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Stem has 4 letters. Loop has 4 letters. [2022-02-21 03:36:14,414 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,415 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 4 letters. Loop has 4 letters. [2022-02-21 03:36:14,415 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,415 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 23 states and 26 transitions. cyclomatic complexity: 4 Stem has 4 letters. Loop has 4 letters. [2022-02-21 03:36:14,415 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,415 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Stem has 7 letters. Loop has 6 letters. [2022-02-21 03:36:14,415 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,415 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 7 letters. Loop has 6 letters. [2022-02-21 03:36:14,415 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,416 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 23 states and 26 transitions. cyclomatic complexity: 4 Stem has 7 letters. Loop has 6 letters. [2022-02-21 03:36:14,416 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,416 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Stem has 8 letters. Loop has 6 letters. [2022-02-21 03:36:14,416 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,416 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 8 letters. Loop has 6 letters. [2022-02-21 03:36:14,416 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,416 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 23 states and 26 transitions. cyclomatic complexity: 4 Stem has 8 letters. Loop has 6 letters. [2022-02-21 03:36:14,417 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,417 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Stem has 5 letters. Loop has 6 letters. [2022-02-21 03:36:14,417 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,417 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 5 letters. Loop has 6 letters. [2022-02-21 03:36:14,417 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,417 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 23 states and 26 transitions. cyclomatic complexity: 4 Stem has 5 letters. Loop has 6 letters. [2022-02-21 03:36:14,418 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,418 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Stem has 4 letters. Loop has 6 letters. [2022-02-21 03:36:14,418 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,418 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 4 letters. Loop has 6 letters. [2022-02-21 03:36:14,418 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,418 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 23 states and 26 transitions. cyclomatic complexity: 4 Stem has 4 letters. Loop has 6 letters. [2022-02-21 03:36:14,418 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,419 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Stem has 3 letters. Loop has 6 letters. [2022-02-21 03:36:14,419 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,419 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 3 letters. Loop has 6 letters. [2022-02-21 03:36:14,419 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,419 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 23 states and 26 transitions. cyclomatic complexity: 4 Stem has 3 letters. Loop has 6 letters. [2022-02-21 03:36:14,419 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,420 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Stem has 6 letters. Loop has 6 letters. [2022-02-21 03:36:14,420 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,420 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 6 letters. Loop has 6 letters. [2022-02-21 03:36:14,420 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,420 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 23 states and 26 transitions. cyclomatic complexity: 4 Stem has 6 letters. Loop has 6 letters. [2022-02-21 03:36:14,420 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,421 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Stem has 6 letters. Loop has 6 letters. [2022-02-21 03:36:14,421 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,421 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 6 letters. Loop has 6 letters. [2022-02-21 03:36:14,421 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,421 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 23 states and 26 transitions. cyclomatic complexity: 4 Stem has 6 letters. Loop has 6 letters. [2022-02-21 03:36:14,421 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,421 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Stem has 7 letters. Loop has 6 letters. [2022-02-21 03:36:14,422 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,422 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 7 letters. Loop has 6 letters. [2022-02-21 03:36:14,422 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,422 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 23 states and 26 transitions. cyclomatic complexity: 4 Stem has 7 letters. Loop has 6 letters. [2022-02-21 03:36:14,422 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,422 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Stem has 8 letters. Loop has 6 letters. [2022-02-21 03:36:14,423 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,423 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 8 letters. Loop has 6 letters. [2022-02-21 03:36:14,423 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,423 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 23 states and 26 transitions. cyclomatic complexity: 4 Stem has 8 letters. Loop has 6 letters. [2022-02-21 03:36:14,423 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,423 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Stem has 9 letters. Loop has 6 letters. [2022-02-21 03:36:14,424 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,424 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 9 letters. Loop has 6 letters. [2022-02-21 03:36:14,424 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,424 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 23 states and 26 transitions. cyclomatic complexity: 4 Stem has 9 letters. Loop has 6 letters. [2022-02-21 03:36:14,424 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,424 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Stem has 10 letters. Loop has 6 letters. [2022-02-21 03:36:14,424 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,424 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 10 letters. Loop has 6 letters. [2022-02-21 03:36:14,425 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,425 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 23 states and 26 transitions. cyclomatic complexity: 4 Stem has 10 letters. Loop has 6 letters. [2022-02-21 03:36:14,425 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,425 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Stem has 5 letters. Loop has 6 letters. [2022-02-21 03:36:14,425 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,425 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 5 letters. Loop has 6 letters. [2022-02-21 03:36:14,426 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,426 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 23 states and 26 transitions. cyclomatic complexity: 4 Stem has 5 letters. Loop has 6 letters. [2022-02-21 03:36:14,426 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,426 INFO L161 tractBuchiDifference]: Finished testing correctness of buchiDifferenceNCSBLazy3 [2022-02-21 03:36:14,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:36:14,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 6 transitions. [2022-02-21 03:36:14,430 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 6 transitions. Stem has 3 letters. Loop has 6 letters. [2022-02-21 03:36:14,430 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:14,430 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2022-02-21 03:36:14,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:36:14,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:36:14,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 5 conjunts are in the unsatisfiable core [2022-02-21 03:36:14,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:36:14,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 03:36:14,498 INFO L290 TraceCheckUtils]: 0: Hoare triple {26#unseeded} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; {26#unseeded} is VALID [2022-02-21 03:36:14,498 INFO L290 TraceCheckUtils]: 1: Hoare triple {26#unseeded} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~nondet11#1, main_#t~nondet12#1, main_~p1~0#1.base, main_~p1~0#1.offset, main_~p2~0#1.base, main_~p2~0#1.offset;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~p1~0#1.base, main_~p1~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnHeap(4);main_~p2~0#1.base, main_~p2~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;havoc main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call write~int(main_#t~nondet11#1, main_~p1~0#1.base, main_~p1~0#1.offset, 4);havoc main_#t~nondet11#1;call write~int(main_#t~nondet12#1, main_~p2~0#1.base, main_~p2~0#1.offset, 4);havoc main_#t~nondet12#1; {26#unseeded} is VALID [2022-02-21 03:36:14,499 INFO L272 TraceCheckUtils]: 2: Hoare triple {26#unseeded} call f(main_~p1~0#1.base, main_~p1~0#1.offset, main_~p2~0#1.base, main_~p2~0#1.offset); {55#(and (>= (+ (* (- 1) (select (select |#memory_int| |f_#in~q.base|) |f_#in~q.offset|)) (select (select |old(#memory_int)| |f_#in~q.base|) |f_#in~q.offset|)) 0) unseeded)} is VALID [2022-02-21 03:36:14,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:36:14,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 58 conjunts are in the unsatisfiable core [2022-02-21 03:36:14,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:36:14,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 03:36:14,577 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2022-02-21 03:36:14,740 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-02-21 03:36:14,741 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-02-21 03:36:14,801 INFO L356 Elim1Store]: treesize reduction 29, result has 34.1 percent of original size [2022-02-21 03:36:14,801 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 47 treesize of output 45 [2022-02-21 03:36:15,253 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 26 [2022-02-21 03:36:15,317 INFO L290 TraceCheckUtils]: 0: Hoare triple {56#(and (>= (+ (* (- 1) (select (select |#memory_int| |f_#in~q.base|) |f_#in~q.offset|)) (select (select |old(#memory_int)| |f_#in~q.base|) |f_#in~q.offset|)) 0) (>= oldRank0 (+ (select (select |#memory_int| |f_#in~p.base|) |f_#in~p.offset|) (select (select |old(#memory_int)| |f_#in~q.base|) |f_#in~q.offset|))))} ~p.base, ~p.offset := #in~p.base, #in~p.offset;~q.base, ~q.offset := #in~q.base, #in~q.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4);call #t~mem2 := read~int(~q.base, ~q.offset, 4); {136#(and (= (select |#valid| f_~q.base) 1) (<= |f_#t~mem1| (select (select |#memory_int| f_~p.base) f_~p.offset)) (<= (+ (select (select |#memory_int| f_~q.base) f_~q.offset) (select (select |#memory_int| f_~p.base) f_~p.offset)) oldRank0) (<= |f_#t~mem2| (select (select |#memory_int| f_~q.base) f_~q.offset)))} is VALID [2022-02-21 03:36:15,318 INFO L290 TraceCheckUtils]: 1: Hoare triple {136#(and (= (select |#valid| f_~q.base) 1) (<= |f_#t~mem1| (select (select |#memory_int| f_~p.base) f_~p.offset)) (<= (+ (select (select |#memory_int| f_~q.base) f_~q.offset) (select (select |#memory_int| f_~p.base) f_~p.offset)) oldRank0) (<= |f_#t~mem2| (select (select |#memory_int| f_~q.base) f_~q.offset)))} assume !(#t~mem1 + #t~mem2 < 0);havoc #t~mem1;havoc #t~mem2;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~np~0.base, ~np~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~p.base, ~p.offset, 4);call write~int(#t~mem4 - 1, ~np~0.base, ~np~0.offset, 4);havoc #t~mem4;call ULTIMATE.dealloc(~p.base, ~p.offset); {140#(and (= f_~np~0.offset 0) (<= (+ (select (select |#memory_int| f_~np~0.base) f_~np~0.offset) (select (select |#memory_int| f_~q.base) f_~q.offset) 1) oldRank0) (not (= f_~np~0.base f_~q.base)) (<= 0 oldRank0))} is VALID [2022-02-21 03:36:15,319 INFO L272 TraceCheckUtils]: 2: Hoare triple {140#(and (= f_~np~0.offset 0) (<= (+ (select (select |#memory_int| f_~np~0.base) f_~np~0.offset) (select (select |#memory_int| f_~q.base) f_~q.offset) 1) oldRank0) (not (= f_~np~0.base f_~q.base)) (<= 0 oldRank0))} call g(~q.base, ~q.offset, ~np~0.base, ~np~0.offset); {144#(and (not (= |g_#in~p.base| |g_#in~q.base|)) (= |g_#in~q.offset| 0) (<= (+ (select (select |#memory_int| |g_#in~p.base|) |g_#in~p.offset|) (select (select |#memory_int| |g_#in~q.base|) |g_#in~q.offset|) 1) oldRank0) (<= 0 oldRank0))} is VALID [2022-02-21 03:36:15,320 INFO L290 TraceCheckUtils]: 3: Hoare triple {144#(and (not (= |g_#in~p.base| |g_#in~q.base|)) (= |g_#in~q.offset| 0) (<= (+ (select (select |#memory_int| |g_#in~p.base|) |g_#in~p.offset|) (select (select |#memory_int| |g_#in~q.base|) |g_#in~q.offset|) 1) oldRank0) (<= 0 oldRank0))} ~p.base, ~p.offset := #in~p.base, #in~p.offset;~q.base, ~q.offset := #in~q.base, #in~q.offset;call #t~mem5 := read~int(~p.base, ~p.offset, 4);call #t~mem6 := read~int(~q.base, ~q.offset, 4); {148#(and (= g_~q.offset 0) (not (= g_~p.base g_~q.base)) (<= 0 oldRank0) (<= (+ (select (select |#memory_int| g_~q.base) 0) (select (select |#memory_int| g_~p.base) g_~p.offset) 1) oldRank0))} is VALID [2022-02-21 03:36:15,321 INFO L290 TraceCheckUtils]: 4: Hoare triple {148#(and (= g_~q.offset 0) (not (= g_~p.base g_~q.base)) (<= 0 oldRank0) (<= (+ (select (select |#memory_int| g_~q.base) 0) (select (select |#memory_int| g_~p.base) g_~p.offset) 1) oldRank0))} assume !(#t~mem5 + #t~mem6 < 0);havoc #t~mem5;havoc #t~mem6;call #t~mem7 := read~int(~p.base, ~p.offset, 4);#t~post8 := #t~mem7;call write~int(#t~post8 - 1, ~p.base, ~p.offset, 4);havoc #t~mem7;havoc #t~post8; {152#(and (= g_~q.offset 0) (<= (+ (select (select |#memory_int| g_~q.base) 0) 2 (select (select |#memory_int| g_~p.base) g_~p.offset)) oldRank0) (not (= g_~p.base g_~q.base)) (<= 0 oldRank0))} is VALID [2022-02-21 03:36:15,323 INFO L272 TraceCheckUtils]: 5: Hoare triple {152#(and (= g_~q.offset 0) (<= (+ (select (select |#memory_int| g_~q.base) 0) 2 (select (select |#memory_int| g_~p.base) g_~p.offset)) oldRank0) (not (= g_~p.base g_~q.base)) (<= 0 oldRank0))} call f(~p.base, ~p.offset, ~q.base, ~q.offset); {58#(and (>= (+ (* (- 1) (select (select |#memory_int| |f_#in~q.base|) |f_#in~q.offset|)) (select (select |old(#memory_int)| |f_#in~q.base|) |f_#in~q.offset|)) 0) (or unseeded (and (>= oldRank0 0) (> oldRank0 (+ (select (select |#memory_int| |f_#in~p.base|) |f_#in~p.offset|) (select (select |old(#memory_int)| |f_#in~q.base|) |f_#in~q.offset|))))))} is VALID [2022-02-21 03:36:15,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-21 03:36:15,323 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:36:15,340 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 9 edges. 9 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:36:15,340 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 3 letters. Loop has 6 letters. [2022-02-21 03:36:15,340 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:15,341 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 6 loop predicates [2022-02-21 03:36:15,341 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:36:16,172 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3). Second operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 46 states and 52 transitions. Complement of second has 22 states. [2022-02-21 03:36:16,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 1 stem states 6 non-accepting loop states 1 accepting loop states [2022-02-21 03:36:16,172 INFO L123 tractBuchiDifference]: Start testing correctness of buchiDifferenceNCSBLazy3 [2022-02-21 03:36:16,172 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 03:36:16,179 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2022-02-21 03:36:16,180 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:36:16,180 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:36:16,180 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:36:16,181 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2022-02-21 03:36:16,182 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:36:16,182 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:36:16,182 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 46 states and 52 transitions. [2022-02-21 03:36:16,183 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-02-21 03:36:16,183 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-02-21 03:36:16,183 INFO L70 LassoExtractor]: Start lassoExtractor. Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-02-21 03:36:16,185 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2022-02-21 03:36:16,185 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 6 examples of accepted words. [2022-02-21 03:36:16,185 INFO L70 LassoExtractor]: Start lassoExtractor. Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:36:16,186 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2022-02-21 03:36:16,186 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 1 examples of accepted words. [2022-02-21 03:36:16,186 INFO L70 LassoExtractor]: Start lassoExtractor. Operand 46 states and 52 transitions. cyclomatic complexity: 7 [2022-02-21 03:36:16,186 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 46 states and 52 transitions. cyclomatic complexity: 7 [2022-02-21 03:36:16,187 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-02-21 03:36:16,187 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 0 examples of accepted words. [2022-02-21 03:36:16,187 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Stem has 3 letters. Loop has 6 letters. [2022-02-21 03:36:16,188 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,189 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 3 letters. Loop has 6 letters. [2022-02-21 03:36:16,189 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,189 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 46 states and 52 transitions. cyclomatic complexity: 7 Stem has 3 letters. Loop has 6 letters. [2022-02-21 03:36:16,189 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,189 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Stem has 1 letters. Loop has 6 letters. [2022-02-21 03:36:16,189 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,189 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 1 letters. Loop has 6 letters. [2022-02-21 03:36:16,189 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,190 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 46 states and 52 transitions. cyclomatic complexity: 7 Stem has 1 letters. Loop has 6 letters. [2022-02-21 03:36:16,190 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,190 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Stem has 46 letters. Loop has 46 letters. [2022-02-21 03:36:16,190 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,190 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 46 letters. Loop has 46 letters. [2022-02-21 03:36:16,190 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,190 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 46 states and 52 transitions. cyclomatic complexity: 7 Stem has 46 letters. Loop has 46 letters. [2022-02-21 03:36:16,190 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,191 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Stem has 16 letters. Loop has 16 letters. [2022-02-21 03:36:16,191 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,191 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 16 letters. Loop has 16 letters. [2022-02-21 03:36:16,191 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,191 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 46 states and 52 transitions. cyclomatic complexity: 7 Stem has 16 letters. Loop has 16 letters. [2022-02-21 03:36:16,191 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,191 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Stem has 8 letters. Loop has 8 letters. [2022-02-21 03:36:16,191 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,192 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 8 letters. Loop has 8 letters. [2022-02-21 03:36:16,192 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,192 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 46 states and 52 transitions. cyclomatic complexity: 7 Stem has 8 letters. Loop has 8 letters. [2022-02-21 03:36:16,192 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,192 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Stem has 7 letters. Loop has 6 letters. [2022-02-21 03:36:16,192 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,192 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 7 letters. Loop has 6 letters. [2022-02-21 03:36:16,193 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,193 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 46 states and 52 transitions. cyclomatic complexity: 7 Stem has 7 letters. Loop has 6 letters. [2022-02-21 03:36:16,193 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,193 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Stem has 8 letters. Loop has 6 letters. [2022-02-21 03:36:16,193 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,193 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 8 letters. Loop has 6 letters. [2022-02-21 03:36:16,193 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,194 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 46 states and 52 transitions. cyclomatic complexity: 7 Stem has 8 letters. Loop has 6 letters. [2022-02-21 03:36:16,194 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,194 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Stem has 5 letters. Loop has 6 letters. [2022-02-21 03:36:16,194 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,194 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 5 letters. Loop has 6 letters. [2022-02-21 03:36:16,194 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,194 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 46 states and 52 transitions. cyclomatic complexity: 7 Stem has 5 letters. Loop has 6 letters. [2022-02-21 03:36:16,195 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,195 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Stem has 4 letters. Loop has 6 letters. [2022-02-21 03:36:16,195 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,195 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 4 letters. Loop has 6 letters. [2022-02-21 03:36:16,195 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,195 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 46 states and 52 transitions. cyclomatic complexity: 7 Stem has 4 letters. Loop has 6 letters. [2022-02-21 03:36:16,196 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,196 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Stem has 3 letters. Loop has 6 letters. [2022-02-21 03:36:16,196 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,196 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 3 letters. Loop has 6 letters. [2022-02-21 03:36:16,196 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,196 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 46 states and 52 transitions. cyclomatic complexity: 7 Stem has 3 letters. Loop has 6 letters. [2022-02-21 03:36:16,197 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,197 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Stem has 6 letters. Loop has 6 letters. [2022-02-21 03:36:16,197 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,197 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 6 letters. Loop has 6 letters. [2022-02-21 03:36:16,197 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,197 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 46 states and 52 transitions. cyclomatic complexity: 7 Stem has 6 letters. Loop has 6 letters. [2022-02-21 03:36:16,197 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,197 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 16 states, 10 states have (on average 1.2) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Stem has 1 letters. Loop has 6 letters. [2022-02-21 03:36:16,197 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,197 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 1 letters. Loop has 6 letters. [2022-02-21 03:36:16,197 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,198 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 46 states and 52 transitions. cyclomatic complexity: 7 Stem has 1 letters. Loop has 6 letters. [2022-02-21 03:36:16,198 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,198 INFO L161 tractBuchiDifference]: Finished testing correctness of buchiDifferenceNCSBLazy3 [2022-02-21 03:36:16,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:36:16,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 15 transitions. [2022-02-21 03:36:16,199 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 15 transitions. Stem has 3 letters. Loop has 6 letters. [2022-02-21 03:36:16,199 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,199 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 15 transitions. Stem has 9 letters. Loop has 6 letters. [2022-02-21 03:36:16,199 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,199 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 15 transitions. Stem has 3 letters. Loop has 12 letters. [2022-02-21 03:36:16,199 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:36:16,200 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 46 states and 52 transitions. cyclomatic complexity: 7 [2022-02-21 03:36:16,203 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-02-21 03:36:16,205 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 46 states to 0 states and 0 transitions. [2022-02-21 03:36:16,206 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-02-21 03:36:16,206 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-02-21 03:36:16,206 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-02-21 03:36:16,206 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-21 03:36:16,206 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-02-21 03:36:16,206 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-02-21 03:36:16,206 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-02-21 03:36:16,206 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2022-02-21 03:36:16,207 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-02-21 03:36:16,207 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-02-21 03:36:16,207 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-02-21 03:36:16,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.02 03:36:16 BoogieIcfgContainer [2022-02-21 03:36:16,211 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-02-21 03:36:16,211 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-02-21 03:36:16,213 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-02-21 03:36:16,213 INFO L275 PluginConnector]: Witness Printer initialized [2022-02-21 03:36:16,213 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 03:35:50" (3/4) ... [2022-02-21 03:36:16,215 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-02-21 03:36:16,215 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-02-21 03:36:16,216 INFO L158 Benchmark]: Toolchain (without parser) took 26949.31ms. Allocated memory was 77.6MB in the beginning and 144.7MB in the end (delta: 67.1MB). Free memory was 46.4MB in the beginning and 62.7MB in the end (delta: -16.3MB). Peak memory consumption was 50.1MB. Max. memory is 16.1GB. [2022-02-21 03:36:16,216 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 77.6MB. Free memory was 37.9MB in the beginning and 37.8MB in the end (delta: 43.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-21 03:36:16,217 INFO L158 Benchmark]: CACSL2BoogieTranslator took 266.41ms. Allocated memory was 77.6MB in the beginning and 119.5MB in the end (delta: 41.9MB). Free memory was 46.3MB in the beginning and 96.0MB in the end (delta: -49.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-02-21 03:36:16,217 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.57ms. Allocated memory is still 119.5MB. Free memory was 96.0MB in the beginning and 94.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-02-21 03:36:16,217 INFO L158 Benchmark]: Boogie Preprocessor took 41.94ms. Allocated memory is still 119.5MB. Free memory was 94.5MB in the beginning and 93.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-02-21 03:36:16,217 INFO L158 Benchmark]: RCFGBuilder took 401.44ms. Allocated memory is still 119.5MB. Free memory was 93.1MB in the beginning and 79.2MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-02-21 03:36:16,218 INFO L158 Benchmark]: BuchiAutomizer took 26195.78ms. Allocated memory was 119.5MB in the beginning and 144.7MB in the end (delta: 25.2MB). Free memory was 79.2MB in the beginning and 62.7MB in the end (delta: 16.5MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. [2022-02-21 03:36:16,218 INFO L158 Benchmark]: Witness Printer took 3.94ms. Allocated memory is still 144.7MB. Free memory is still 62.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-02-21 03:36:16,219 INFO L339 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 0.19ms. Allocated memory is still 77.6MB. Free memory was 37.9MB in the beginning and 37.8MB in the end (delta: 43.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 266.41ms. Allocated memory was 77.6MB in the beginning and 119.5MB in the end (delta: 41.9MB). Free memory was 46.3MB in the beginning and 96.0MB in the end (delta: -49.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.57ms. Allocated memory is still 119.5MB. Free memory was 96.0MB in the beginning and 94.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.94ms. Allocated memory is still 119.5MB. Free memory was 94.5MB in the beginning and 93.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 401.44ms. Allocated memory is still 119.5MB. Free memory was 93.1MB in the beginning and 79.2MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 26195.78ms. Allocated memory was 119.5MB in the beginning and 144.7MB in the end (delta: 25.2MB). Free memory was 79.2MB in the beginning and 62.7MB in the end (delta: 16.5MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. * Witness Printer took 3.94ms. Allocated memory is still 144.7MB. Free memory is still 62.7MB. There was no memory consumed. Max. memory is 16.1GB. * 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-#memory_int-unknown[p][p] + \old(unknown-#memory_int-unknown)[q][q] and consists of 8 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 26.1s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 19.4s. Construction of modules took 0.3s. Büchi inclusion checks took 6.3s. 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 [0, 1, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 14 mSDsluCounter, 37 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 5 IncrementalHoareTripleChecker+Unchecked, 22 mSDsCounter, 17 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 79 IncrementalHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 17 mSolverCounterUnsat, 15 mSDtfsCounter, 79 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital286 mio100 ax100 hnf100 lsp97 ukn56 mio100 lsp34 div100 bol100 ite100 ukn100 eq174 hnf89 smp100 dnf121 smp82 tf100 neg100 sie125 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 25ms 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! [2022-02-21 03:36:16,327 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE